commit:     888deb0d504786e4204027c3821f3fec52b41084
Author:     Thomas Deutschmann <whissi <AT> gentoo <DOT> org>
AuthorDate: Wed Jun 19 17:19:31 2019 +0000
Commit:     Thomas Deutschmann <whissi <AT> gentoo <DOT> org>
CommitDate: Wed Jun 19 17:19:31 2019 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=888deb0d

Linux patch 4.14.128

Signed-off-by: Thomas Deutschmann <whissi <AT> gentoo.org>

 0000_README               |  258 +++---
 1127_linux-4.14.128.patch | 1946 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2077 insertions(+), 127 deletions(-)

diff --git a/0000_README b/0000_README
index 5124a74..2a27470 100644
--- a/0000_README
+++ b/0000_README
@@ -44,513 +44,517 @@ Individual Patch Descriptions:
 --------------------------------------------------------------------------
 
 Patch:  1000_linux-4.14.1.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.1
 
 Patch:  1001_linux-4.14.2.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.2
 
 Patch:  1002_linux-4.14.3.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.3
 
 Patch:  1003_linux-4.14.4.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.4
 
 Patch:  1004_linux-4.14.5.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.5
 
 Patch:  1005_linux-4.14.6.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.6
 
 Patch:  1006_linux-4.14.7.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.7
 
 Patch:  1007_linux-4.14.8.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.8
 
 Patch:  1008_linux-4.14.9.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.9
 
 Patch:  1009_linux-4.14.10.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.10
 
 Patch:  1010_linux-4.14.11.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.11
 
 Patch:  1011_linux-4.14.12.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.12
 
 Patch:  1012_linux-4.14.13.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.13
 
 Patch:  1013_linux-4.14.14.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.14
 
 Patch:  1014_linux-4.14.15.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.15
 
 Patch:  1015_linux-4.14.16.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.16
 
 Patch:  1016_linux-4.14.17.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.17
 
 Patch:  1017_linux-4.14.18.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.18
 
 Patch:  1018_linux-4.14.19.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.19
 
 Patch:  1019_linux-4.14.20.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.20
 
 Patch:  1020_linux-4.14.21.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.21
 
 Patch:  1021_linux-4.14.22.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.22
 
 Patch:  1022_linux-4.14.23.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.23
 
 Patch:  1023_linux-4.14.24.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.24
 
 Patch:  1024_linux-4.14.25.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.25
 
 Patch:  1025_linux-4.14.26.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.26
 
 Patch:  1026_linux-4.14.27.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.27
 
 Patch:  1027_linux-4.14.28.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.28
 
 Patch:  1028_linux-4.14.29.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.29
 
 Patch:  1029_linux-4.14.30.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.30
 
 Patch:  1030_linux-4.14.31.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.31
 
 Patch:  1031_linux-4.14.32.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.32
 
 Patch:  1032_linux-4.14.33.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.33
 
 Patch:  1033_linux-4.14.34.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.34
 
 Patch:  1034_linux-4.14.35.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.35
 
 Patch:  1035_linux-4.14.36.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.36
 
 Patch:  1036_linux-4.14.37.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.37
 
 Patch:  1037_linux-4.14.38.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.38
 
 Patch:  1038_linux-4.14.39.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.39
 
 Patch:  1039_linux-4.14.40.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.40
 
 Patch:  1040_linux-4.14.41.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.41
 
 Patch:  1041_linux-4.14.42.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.42
 
 Patch:  1042_linux-4.14.43.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.43
 
 Patch:  1043_linux-4.14.44.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.44
 
 Patch:  1044_linux-4.14.45.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.45
 
 Patch:  1045_linux-4.14.46.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.46
 
 Patch:  1046_linux-4.14.47.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.47
 
 Patch:  1047_linux-4.14.48.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.48
 
 Patch:  1048_linux-4.14.49.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.49
 
 Patch:  1049_linux-4.14.50.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.50
 
 Patch:  1050_linux-4.14.51.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.51
 
 Patch:  1051_linux-4.14.52.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.52
 
 Patch:  1052_linux-4.14.53.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.53
 
 Patch:  1053_linux-4.14.54.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.54
 
 Patch:  1054_linux-4.14.55.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.55
 
 Patch:  1055_linux-4.14.56.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.56
 
 Patch:  1056_linux-4.14.57.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.57
 
 Patch:  1057_linux-4.14.58.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.58
 
 Patch:  1058_linux-4.14.59.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.59
 
 Patch:  1059_linux-4.14.60.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.60
 
 Patch:  1060_linux-4.14.61.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.61
 
 Patch:  1061_linux-4.14.62.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.62
 
 Patch:  1062_linux-4.14.63.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.63
 
 Patch:  1063_linux-4.14.64.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.64
 
 Patch:  1064_linux-4.14.65.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.65
 
 Patch:  1065_linux-4.14.66.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.66
 
 Patch:  1066_linux-4.14.67.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.67
 
 Patch:  1067_linux-4.14.68.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.68
 
 Patch:  1068_linux-4.14.69.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.69
 
 Patch:  1069_linux-4.14.70.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.70
 
 Patch:  1070_linux-4.14.71.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.71
 
 Patch:  1071_linux-4.14.72.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.72
 
 Patch:  1072_linux-4.14.73.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.73
 
 Patch:  1073_linux-4.14.74.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.74
 
 Patch:  1074_linux-4.14.75.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.75
 
 Patch:  1075_linux-4.14.76.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.76
 
 Patch:  1076_linux-4.14.77.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.77
 
 Patch:  1077_linux-4.14.78.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.78
 
 Patch:  1078_linux-4.14.79.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.79
 
 Patch:  1079_linux-4.14.80.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.80
 
 Patch:  1080_4.14.81.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.81
 
 Patch:  1081_4.14.82.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.82
 
 Patch:  1082_4.14.83.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.83
 
 Patch:  1083_4.14.84.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.84
 
 Patch:  1084_4.14.85.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.85
 
 Patch:  1085_4.14.86.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.86
 
 Patch:  1086_4.14.87.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.87
 
 Patch:  1087_4.14.88.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.88
 
 Patch:  1088_4.14.89.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.89
 
 Patch:  1089_4.14.90.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.90
 
 Patch:  1090_4.14.91.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.91
 
 Patch:  1091_4.14.92.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.92
 
 Patch:  1092_4.14.93.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.93
 
 Patch:  1093_4.14.94.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.94
 
 Patch:  1094_4.14.95.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.95
 
 Patch:  1095_4.14.96.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.96
 
 Patch:  1096_4.14.97.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.97
 
 Patch:  1097_4.14.98.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.98
 
 Patch:  1098_4.14.99.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.99
 
 Patch:  1099_4.14.100.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.100
 
 Patch:  1100_4.14.101.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.101
 
 Patch:  1101_4.14.102.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.102
 
 Patch:  1102_4.14.103.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.103
 
 Patch:  1103_4.14.104.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.104
 
 Patch:  1104_4.14.105.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.105
 
 Patch:  1105_4.14.106.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.106
 
 Patch:  1106_4.14.107.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.107
 
 Patch:  1107_4.14.108.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.108
 
 Patch:  1108_4.14.109.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.109
 
 Patch:  1109_4.14.110.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.110
 
 Patch:  1110_4.14.111.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.111
 
 Patch:  1111_4.14.112.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.112
 
 Patch:  1112_4.14.113.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.113
 
 Patch:  1113_4.14.114.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.114
 
 Patch:  1114_4.14.115.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.115
 
 Patch:  1115_4.14.116.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.116
 
 Patch:  1116_4.14.117.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.117
 
 Patch:  1117_4.14.118.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.118
 
 Patch:  1118_4.14.119.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.119
 
 Patch:  1119_4.14.120.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.120
 
 Patch:  1120_4.14.121.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.121
 
 Patch:  1121_4.14.122.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.122
 
 Patch:  1122_4.14.123.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.123
 
 Patch:  1123_4.14.124.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.124
 
 Patch:  1124_4.14.125.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.125
 
 Patch:  1125_4.14.126.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.126
 
 Patch:  1126_4.14.127.patch
-From:   http://www.kernel.org
+From:   https://www.kernel.org
 Desc:   Linux 4.14.127
 
+Patch:  1127_linux-4.14.128.patch
+From:   https://www.kernel.org
+Desc:   Linux 4.14.128
+
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644
 Desc:   Support for namespace user.pax.* on tmpfs.

diff --git a/1127_linux-4.14.128.patch b/1127_linux-4.14.128.patch
new file mode 100644
index 0000000..f7a79fa
--- /dev/null
+++ b/1127_linux-4.14.128.patch
@@ -0,0 +1,1946 @@
+diff --git a/Makefile b/Makefile
+index 330f23238005..ccdac2828cf7 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 14
+-SUBLEVEL = 127
++SUBLEVEL = 128
+ EXTRAVERSION =
+ NAME = Petit Gorille
+ 
+diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
+index 6ac0d32d60a5..abb9d2ecc675 100644
+--- a/arch/arm64/mm/mmu.c
++++ b/arch/arm64/mm/mmu.c
+@@ -899,13 +899,18 @@ void *__init fixmap_remap_fdt(phys_addr_t dt_phys)
+ 
+ int __init arch_ioremap_pud_supported(void)
+ {
+-      /* only 4k granule supports level 1 block mappings */
+-      return IS_ENABLED(CONFIG_ARM64_4K_PAGES);
++      /*
++       * Only 4k granule supports level 1 block mappings.
++       * SW table walks can't handle removal of intermediate entries.
++       */
++      return IS_ENABLED(CONFIG_ARM64_4K_PAGES) &&
++             !IS_ENABLED(CONFIG_ARM64_PTDUMP_DEBUGFS);
+ }
+ 
+ int __init arch_ioremap_pmd_supported(void)
+ {
+-      return 1;
++      /* See arch_ioremap_pud_supported() */
++      return !IS_ENABLED(CONFIG_ARM64_PTDUMP_DEBUGFS);
+ }
+ 
+ int pud_set_huge(pud_t *pud, phys_addr_t phys, pgprot_t prot)
+diff --git a/arch/s390/include/asm/uaccess.h b/arch/s390/include/asm/uaccess.h
+index cdd0f0d999e2..689eae8d3859 100644
+--- a/arch/s390/include/asm/uaccess.h
++++ b/arch/s390/include/asm/uaccess.h
+@@ -67,8 +67,10 @@ raw_copy_from_user(void *to, const void __user *from, 
unsigned long n);
+ unsigned long __must_check
+ raw_copy_to_user(void __user *to, const void *from, unsigned long n);
+ 
++#ifndef CONFIG_KASAN
+ #define INLINE_COPY_FROM_USER
+ #define INLINE_COPY_TO_USER
++#endif
+ 
+ #ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
+ 
+diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
+index d6fe229ac20e..70a446ec347d 100644
+--- a/arch/s390/kvm/kvm-s390.c
++++ b/arch/s390/kvm/kvm-s390.c
+@@ -3913,21 +3913,28 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
+                               const struct kvm_memory_slot *new,
+                               enum kvm_mr_change change)
+ {
+-      int rc;
+-
+-      /* If the basics of the memslot do not change, we do not want
+-       * to update the gmap. Every update causes several unnecessary
+-       * segment translation exceptions. This is usually handled just
+-       * fine by the normal fault handler + gmap, but it will also
+-       * cause faults on the prefix page of running guest CPUs.
+-       */
+-      if (old->userspace_addr == mem->userspace_addr &&
+-          old->base_gfn * PAGE_SIZE == mem->guest_phys_addr &&
+-          old->npages * PAGE_SIZE == mem->memory_size)
+-              return;
++      int rc = 0;
+ 
+-      rc = gmap_map_segment(kvm->arch.gmap, mem->userspace_addr,
+-              mem->guest_phys_addr, mem->memory_size);
++      switch (change) {
++      case KVM_MR_DELETE:
++              rc = gmap_unmap_segment(kvm->arch.gmap, old->base_gfn * 
PAGE_SIZE,
++                                      old->npages * PAGE_SIZE);
++              break;
++      case KVM_MR_MOVE:
++              rc = gmap_unmap_segment(kvm->arch.gmap, old->base_gfn * 
PAGE_SIZE,
++                                      old->npages * PAGE_SIZE);
++              if (rc)
++                      break;
++              /* FALLTHROUGH */
++      case KVM_MR_CREATE:
++              rc = gmap_map_segment(kvm->arch.gmap, mem->userspace_addr,
++                                    mem->guest_phys_addr, mem->memory_size);
++              break;
++      case KVM_MR_FLAGS_ONLY:
++              break;
++      default:
++              WARN(1, "Unknown KVM MR CHANGE: %d\n", change);
++      }
+       if (rc)
+               pr_warn("failed to commit memory region\n");
+       return;
+diff --git a/arch/x86/kernel/cpu/microcode/core.c 
b/arch/x86/kernel/cpu/microcode/core.c
+index b6b44017cf16..4a2100ac3423 100644
+--- a/arch/x86/kernel/cpu/microcode/core.c
++++ b/arch/x86/kernel/cpu/microcode/core.c
+@@ -873,7 +873,7 @@ int __init microcode_init(void)
+               goto out_ucode_group;
+ 
+       register_syscore_ops(&mc_syscore_ops);
+-      cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "x86/microcode:online",
++      cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, 
"x86/microcode:online",
+                                 mc_cpu_online, mc_cpu_down_prep);
+ 
+       pr_info("Microcode Update Driver: v%s.", DRIVER_VERSION);
+diff --git a/arch/x86/kvm/pmu_intel.c b/arch/x86/kvm/pmu_intel.c
+index 5ab4a364348e..2729131fe9bf 100644
+--- a/arch/x86/kvm/pmu_intel.c
++++ b/arch/x86/kvm/pmu_intel.c
+@@ -235,11 +235,14 @@ static int intel_pmu_set_msr(struct kvm_vcpu *vcpu, 
struct msr_data *msr_info)
+               }
+               break;
+       default:
+-              if ((pmc = get_gp_pmc(pmu, msr, MSR_IA32_PERFCTR0)) ||
+-                  (pmc = get_fixed_pmc(pmu, msr))) {
+-                      if (!msr_info->host_initiated)
+-                              data = (s64)(s32)data;
+-                      pmc->counter += data - pmc_read_counter(pmc);
++              if ((pmc = get_gp_pmc(pmu, msr, MSR_IA32_PERFCTR0))) {
++                      if (msr_info->host_initiated)
++                              pmc->counter = data;
++                      else
++                              pmc->counter = (s32)data;
++                      return 0;
++              } else if ((pmc = get_fixed_pmc(pmu, msr))) {
++                      pmc->counter = data;
+                       return 0;
+               } else if ((pmc = get_gp_pmc(pmu, msr, MSR_P6_EVNTSEL0))) {
+                       if (data == pmc->eventsel)
+diff --git a/arch/x86/mm/kasan_init_64.c b/arch/x86/mm/kasan_init_64.c
+index af6f2f9c6a26..5813950b5877 100644
+--- a/arch/x86/mm/kasan_init_64.c
++++ b/arch/x86/mm/kasan_init_64.c
+@@ -194,7 +194,7 @@ static inline p4d_t *early_p4d_offset(pgd_t *pgd, unsigned 
long addr)
+       if (!IS_ENABLED(CONFIG_X86_5LEVEL))
+               return (p4d_t *)pgd;
+ 
+-      p4d = __pa_nodebug(pgd_val(*pgd)) & PTE_PFN_MASK;
++      p4d = pgd_val(*pgd) & PTE_PFN_MASK;
+       p4d += __START_KERNEL_map - phys_base;
+       return (p4d_t *)p4d + p4d_index(addr);
+ }
+diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
+index 04f406d7e973..cbb162b683b6 100644
+--- a/drivers/ata/libata-core.c
++++ b/drivers/ata/libata-core.c
+@@ -4472,9 +4472,12 @@ static const struct ata_blacklist_entry 
ata_device_blacklist [] = {
+       { "ST3320[68]13AS",     "SD1[5-9]",     ATA_HORKAGE_NONCQ |
+                                               ATA_HORKAGE_FIRMWARE_WARN },
+ 
+-      /* drives which fail FPDMA_AA activation (some may freeze afterwards) */
+-      { "ST1000LM024 HN-M101MBB", "2AR10001", ATA_HORKAGE_BROKEN_FPDMA_AA },
+-      { "ST1000LM024 HN-M101MBB", "2BA30001", ATA_HORKAGE_BROKEN_FPDMA_AA },
++      /* drives which fail FPDMA_AA activation (some may freeze afterwards)
++         the ST disks also have LPM issues */
++      { "ST1000LM024 HN-M101MBB", "2AR10001", ATA_HORKAGE_BROKEN_FPDMA_AA |
++                                              ATA_HORKAGE_NOLPM, },
++      { "ST1000LM024 HN-M101MBB", "2BA30001", ATA_HORKAGE_BROKEN_FPDMA_AA |
++                                              ATA_HORKAGE_NOLPM, },
+       { "VB0250EAVER",        "HPG7",         ATA_HORKAGE_BROKEN_FPDMA_AA },
+ 
+       /* Blacklist entries taken from Silicon Image 3124/3132
+diff --git a/drivers/gpu/drm/i915/intel_sdvo.c 
b/drivers/gpu/drm/i915/intel_sdvo.c
+index 29a3b0f5bec7..6d1bd11226c6 100644
+--- a/drivers/gpu/drm/i915/intel_sdvo.c
++++ b/drivers/gpu/drm/i915/intel_sdvo.c
+@@ -928,6 +928,13 @@ static bool intel_sdvo_set_colorimetry(struct intel_sdvo 
*intel_sdvo,
+       return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_COLORIMETRY, 
&mode, 1);
+ }
+ 
++static bool intel_sdvo_set_audio_state(struct intel_sdvo *intel_sdvo,
++                                     u8 audio_state)
++{
++      return intel_sdvo_set_value(intel_sdvo, SDVO_CMD_SET_AUDIO_STAT,
++                                  &audio_state, 1);
++}
++
+ #if 0
+ static void intel_sdvo_dump_hdmi_buf(struct intel_sdvo *intel_sdvo)
+ {
+@@ -1359,11 +1366,6 @@ static void intel_sdvo_pre_enable(struct intel_encoder 
*intel_encoder,
+       else
+               sdvox |= SDVO_PIPE_SEL(crtc->pipe);
+ 
+-      if (crtc_state->has_audio) {
+-              WARN_ON_ONCE(INTEL_GEN(dev_priv) < 4);
+-              sdvox |= SDVO_AUDIO_ENABLE;
+-      }
+-
+       if (INTEL_GEN(dev_priv) >= 4) {
+               /* done in crtc_mode_set as the dpll_md reg must be written 
early */
+       } else if (IS_I945G(dev_priv) || IS_I945GM(dev_priv) ||
+@@ -1492,8 +1494,13 @@ static void intel_sdvo_get_config(struct intel_encoder 
*encoder,
+       if (sdvox & HDMI_COLOR_RANGE_16_235)
+               pipe_config->limited_color_range = true;
+ 
+-      if (sdvox & SDVO_AUDIO_ENABLE)
+-              pipe_config->has_audio = true;
++      if (intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_AUDIO_STAT,
++                               &val, 1)) {
++              u8 mask = SDVO_AUDIO_ELD_VALID | SDVO_AUDIO_PRESENCE_DETECT;
++
++              if ((val & mask) == mask)
++                      pipe_config->has_audio = true;
++      }
+ 
+       if (intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_ENCODE,
+                                &val, 1)) {
+@@ -1506,6 +1513,32 @@ static void intel_sdvo_get_config(struct intel_encoder 
*encoder,
+            pipe_config->pixel_multiplier, encoder_pixel_multiplier);
+ }
+ 
++static void intel_sdvo_disable_audio(struct intel_sdvo *intel_sdvo)
++{
++      intel_sdvo_set_audio_state(intel_sdvo, 0);
++}
++
++static void intel_sdvo_enable_audio(struct intel_sdvo *intel_sdvo,
++                                  const struct intel_crtc_state *crtc_state,
++                                  const struct drm_connector_state 
*conn_state)
++{
++      const struct drm_display_mode *adjusted_mode =
++              &crtc_state->base.adjusted_mode;
++      struct drm_connector *connector = conn_state->connector;
++      u8 *eld = connector->eld;
++
++      eld[6] = drm_av_sync_delay(connector, adjusted_mode) / 2;
++
++      intel_sdvo_set_audio_state(intel_sdvo, 0);
++
++      intel_sdvo_write_infoframe(intel_sdvo, SDVO_HBUF_INDEX_ELD,
++                                 SDVO_HBUF_TX_DISABLED,
++                                 eld, drm_eld_size(eld));
++
++      intel_sdvo_set_audio_state(intel_sdvo, SDVO_AUDIO_ELD_VALID |
++                                 SDVO_AUDIO_PRESENCE_DETECT);
++}
++
+ static void intel_disable_sdvo(struct intel_encoder *encoder,
+                              struct intel_crtc_state *old_crtc_state,
+                              struct drm_connector_state *conn_state)
+@@ -1515,6 +1548,9 @@ static void intel_disable_sdvo(struct intel_encoder 
*encoder,
+       struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc);
+       u32 temp;
+ 
++      if (old_crtc_state->has_audio)
++              intel_sdvo_disable_audio(intel_sdvo);
++
+       intel_sdvo_set_active_outputs(intel_sdvo, 0);
+       if (0)
+               intel_sdvo_set_encoder_power_state(intel_sdvo,
+@@ -1598,6 +1634,9 @@ static void intel_enable_sdvo(struct intel_encoder 
*encoder,
+               intel_sdvo_set_encoder_power_state(intel_sdvo,
+                                                  DRM_MODE_DPMS_ON);
+       intel_sdvo_set_active_outputs(intel_sdvo, intel_sdvo->attached_output);
++
++      if (pipe_config->has_audio)
++              intel_sdvo_enable_audio(intel_sdvo, pipe_config, conn_state);
+ }
+ 
+ static enum drm_mode_status
+@@ -2468,7 +2507,6 @@ static bool
+ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int device)
+ {
+       struct drm_encoder *encoder = &intel_sdvo->base.base;
+-      struct drm_i915_private *dev_priv = to_i915(encoder->dev);
+       struct drm_connector *connector;
+       struct intel_encoder *intel_encoder = to_intel_encoder(encoder);
+       struct intel_connector *intel_connector;
+@@ -2504,9 +2542,7 @@ intel_sdvo_dvi_init(struct intel_sdvo *intel_sdvo, int 
device)
+       encoder->encoder_type = DRM_MODE_ENCODER_TMDS;
+       connector->connector_type = DRM_MODE_CONNECTOR_DVID;
+ 
+-      /* gen3 doesn't do the hdmi bits in the SDVO register */
+-      if (INTEL_GEN(dev_priv) >= 4 &&
+-          intel_sdvo_is_hdmi_connector(intel_sdvo, device)) {
++      if (intel_sdvo_is_hdmi_connector(intel_sdvo, device)) {
+               connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
+               intel_sdvo->is_hdmi = true;
+       }
+diff --git a/drivers/gpu/drm/i915/intel_sdvo_regs.h 
b/drivers/gpu/drm/i915/intel_sdvo_regs.h
+index db0ed499268a..e9ba3b047f93 100644
+--- a/drivers/gpu/drm/i915/intel_sdvo_regs.h
++++ b/drivers/gpu/drm/i915/intel_sdvo_regs.h
+@@ -707,6 +707,9 @@ struct intel_sdvo_enhancements_arg {
+ #define SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER 0x90
+ #define SDVO_CMD_SET_AUDIO_STAT               0x91
+ #define SDVO_CMD_GET_AUDIO_STAT               0x92
++  #define SDVO_AUDIO_ELD_VALID                (1 << 0)
++  #define SDVO_AUDIO_PRESENCE_DETECT  (1 << 1)
++  #define SDVO_AUDIO_CP_READY         (1 << 2)
+ #define SDVO_CMD_SET_HBUF_INDEX               0x93
+   #define SDVO_HBUF_INDEX_ELD         0
+   #define SDVO_HBUF_INDEX_AVI_IF      1
+diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/Kconfig
+index c02a13406a81..a0c0630a0857 100644
+--- a/drivers/gpu/drm/nouveau/Kconfig
++++ b/drivers/gpu/drm/nouveau/Kconfig
+@@ -16,10 +16,21 @@ config DRM_NOUVEAU
+       select INPUT if ACPI && X86
+       select THERMAL if ACPI && X86
+       select ACPI_VIDEO if ACPI && X86
+-      select DRM_VM
+       help
+         Choose this option for open-source NVIDIA support.
+ 
++config NOUVEAU_LEGACY_CTX_SUPPORT
++      bool "Nouveau legacy context support"
++      depends on DRM_NOUVEAU
++      select DRM_VM
++      default y
++      help
++        There was a version of the nouveau DDX that relied on legacy
++        ctx ioctls not erroring out. But that was back in time a long
++        ways, so offer a way to disable it now. For uapi compat with
++        old nouveau ddx this should be on by default, but modern distros
++        should consider turning it off.
++
+ config NOUVEAU_PLATFORM_DRIVER
+       bool "Nouveau (NVIDIA) SoC GPUs"
+       depends on DRM_NOUVEAU && ARCH_TEGRA
+diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c 
b/drivers/gpu/drm/nouveau/nouveau_drm.c
+index 7d3c7bb0ebfa..70a8d0b0c4f1 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_drm.c
++++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
+@@ -967,8 +967,11 @@ nouveau_driver_fops = {
+ static struct drm_driver
+ driver_stub = {
+       .driver_features =
+-              DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_RENDER |
+-              DRIVER_KMS_LEGACY_CONTEXT,
++              DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_RENDER
++#if defined(CONFIG_NOUVEAU_LEGACY_CTX_SUPPORT)
++              | DRIVER_KMS_LEGACY_CONTEXT
++#endif
++              ,
+ 
+       .load = nouveau_drm_load,
+       .unload = nouveau_drm_unload,
+diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c 
b/drivers/gpu/drm/nouveau/nouveau_ttm.c
+index b0ad7fcefcf5..5ed1e9dad8da 100644
+--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
++++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
+@@ -273,7 +273,11 @@ nouveau_ttm_mmap(struct file *filp, struct vm_area_struct 
*vma)
+       struct nouveau_drm *drm = nouveau_drm(file_priv->minor->dev);
+ 
+       if (unlikely(vma->vm_pgoff < DRM_FILE_PAGE_OFFSET))
++#if defined(CONFIG_NOUVEAU_LEGACY_CTX_SUPPORT)
+               return drm_legacy_mmap(filp, vma);
++#else
++              return -EINVAL;
++#endif
+ 
+       return ttm_bo_mmap(filp, vma, &drm->ttm.bdev);
+ }
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+index 49c28a48c5ab..dc677ba4dc38 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+@@ -2495,7 +2495,8 @@ static int vmw_cmd_dx_set_shader(struct vmw_private 
*dev_priv,
+ 
+       cmd = container_of(header, typeof(*cmd), header);
+ 
+-      if (cmd->body.type >= SVGA3D_SHADERTYPE_DX10_MAX) {
++      if (cmd->body.type >= SVGA3D_SHADERTYPE_DX10_MAX ||
++          cmd->body.type < SVGA3D_SHADERTYPE_MIN) {
+               DRM_ERROR("Illegal shader type %u.\n",
+                         (unsigned) cmd->body.type);
+               return -EINVAL;
+@@ -2734,6 +2735,10 @@ static int vmw_cmd_dx_view_define(struct vmw_private 
*dev_priv,
+       if (view_type == vmw_view_max)
+               return -EINVAL;
+       cmd = container_of(header, typeof(*cmd), header);
++      if (unlikely(cmd->sid == SVGA3D_INVALID_ID)) {
++              DRM_ERROR("Invalid surface id.\n");
++              return -EINVAL;
++      }
+       ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
+                               user_surface_converter,
+                               &cmd->sid, &srf_node);
+diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
+index 4c72e68637c2..22e80685cd52 100644
+--- a/drivers/hid/wacom_wac.c
++++ b/drivers/hid/wacom_wac.c
+@@ -1328,11 +1328,17 @@ static void wacom_intuos_pro2_bt_touch(struct 
wacom_wac *wacom)
+               if (wacom->num_contacts_left <= 0) {
+                       wacom->num_contacts_left = 0;
+                       wacom->shared->touch_down = 
wacom_wac_finger_count_touches(wacom);
++                      input_sync(touch_input);
+               }
+       }
+ 
+-      input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
+-      input_sync(touch_input);
++      if (wacom->num_contacts_left == 0) {
++              // Be careful that we don't accidentally call input_sync with
++              // only a partial set of fingers of processed
++              input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 
7));
++              input_sync(touch_input);
++      }
++
+ }
+ 
+ static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
+@@ -1340,7 +1346,7 @@ static void wacom_intuos_pro2_bt_pad(struct wacom_wac 
*wacom)
+       struct input_dev *pad_input = wacom->pad_input;
+       unsigned char *data = wacom->data;
+ 
+-      int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
++      int buttons = data[282] | ((data[281] & 0x40) << 2);
+       int ring = data[285] & 0x7F;
+       bool ringstatus = data[285] & 0x80;
+       bool prox = buttons || ringstatus;
+@@ -3650,7 +3656,7 @@ static void wacom_24hd_update_leds(struct wacom *wacom, 
int mask, int group)
+ static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
+                                int mask, int group)
+ {
+-      int button_per_group;
++      int group_button;
+ 
+       /*
+        * 21UX2 has LED group 1 to the left and LED group 0
+@@ -3660,9 +3666,12 @@ static bool wacom_is_led_toggled(struct wacom *wacom, 
int button_count,
+       if (wacom->wacom_wac.features.type == WACOM_21UX2)
+               group = 1 - group;
+ 
+-      button_per_group = button_count/wacom->led.count;
++      group_button = group * (button_count/wacom->led.count);
++
++      if (wacom->wacom_wac.features.type == INTUOSP2_BT)
++              group_button = 8;
+ 
+-      return mask & (1 << (group * button_per_group));
++      return mask & (1 << group_button);
+ }
+ 
+ static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
+diff --git a/drivers/i2c/busses/i2c-acorn.c b/drivers/i2c/busses/i2c-acorn.c
+index 9d7be5af2bf2..6618db75fa25 100644
+--- a/drivers/i2c/busses/i2c-acorn.c
++++ b/drivers/i2c/busses/i2c-acorn.c
+@@ -83,6 +83,7 @@ static struct i2c_algo_bit_data ioc_data = {
+ 
+ static struct i2c_adapter ioc_ops = {
+       .nr                     = 0,
++      .name                   = "ioc",
+       .algo_data              = &ioc_data,
+ };
+ 
+diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
+index 01a6a0ea2a4f..c38cf03c099e 100644
+--- a/drivers/iommu/arm-smmu.c
++++ b/drivers/iommu/arm-smmu.c
+@@ -56,6 +56,15 @@
+ #include "io-pgtable.h"
+ #include "arm-smmu-regs.h"
+ 
++/*
++ * Apparently, some Qualcomm arm64 platforms which appear to expose their SMMU
++ * global register space are still, in fact, using a hypervisor to mediate it
++ * by trapping and emulating register accesses. Sadly, some deployed versions
++ * of said trapping code have bugs wherein they go horribly wrong for stores
++ * using r31 (i.e. XZR/WZR) as the source register.
++ */
++#define QCOM_DUMMY_VAL -1
++
+ #define ARM_MMU500_ACTLR_CPRE         (1 << 1)
+ 
+ #define ARM_MMU500_ACR_CACHE_LOCK     (1 << 26)
+@@ -404,7 +413,7 @@ static void __arm_smmu_tlb_sync(struct arm_smmu_device 
*smmu,
+ {
+       unsigned int spin_cnt, delay;
+ 
+-      writel_relaxed(0, sync);
++      writel_relaxed(QCOM_DUMMY_VAL, sync);
+       for (delay = 1; delay < TLB_LOOP_TIMEOUT; delay *= 2) {
+               for (spin_cnt = TLB_SPIN_COUNT; spin_cnt > 0; spin_cnt--) {
+                       if (!(readl_relaxed(status) & sTLBGSTATUS_GSACTIVE))
+@@ -1635,8 +1644,8 @@ static void arm_smmu_device_reset(struct arm_smmu_device 
*smmu)
+       }
+ 
+       /* Invalidate the TLB, just in case */
+-      writel_relaxed(0, gr0_base + ARM_SMMU_GR0_TLBIALLH);
+-      writel_relaxed(0, gr0_base + ARM_SMMU_GR0_TLBIALLNSNH);
++      writel_relaxed(QCOM_DUMMY_VAL, gr0_base + ARM_SMMU_GR0_TLBIALLH);
++      writel_relaxed(QCOM_DUMMY_VAL, gr0_base + ARM_SMMU_GR0_TLBIALLNSNH);
+ 
+       reg = readl_relaxed(ARM_SMMU_GR0_NS(smmu) + ARM_SMMU_GR0_sCR0);
+ 
+diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
+index e56d3ecdbfcb..1edf9515345e 100644
+--- a/drivers/md/bcache/bset.c
++++ b/drivers/md/bcache/bset.c
+@@ -825,12 +825,22 @@ unsigned bch_btree_insert_key(struct btree_keys *b, 
struct bkey *k,
+       struct bset *i = bset_tree_last(b)->data;
+       struct bkey *m, *prev = NULL;
+       struct btree_iter iter;
++      struct bkey preceding_key_on_stack = ZERO_KEY;
++      struct bkey *preceding_key_p = &preceding_key_on_stack;
+ 
+       BUG_ON(b->ops->is_extents && !KEY_SIZE(k));
+ 
+-      m = bch_btree_iter_init(b, &iter, b->ops->is_extents
+-                              ? PRECEDING_KEY(&START_KEY(k))
+-                              : PRECEDING_KEY(k));
++      /*
++       * If k has preceding key, preceding_key_p will be set to address
++       *  of k's preceding key; otherwise preceding_key_p will be set
++       * to NULL inside preceding_key().
++       */
++      if (b->ops->is_extents)
++              preceding_key(&START_KEY(k), &preceding_key_p);
++      else
++              preceding_key(k, &preceding_key_p);
++
++      m = bch_btree_iter_init(b, &iter, preceding_key_p);
+ 
+       if (b->ops->insert_fixup(b, k, &iter, replace_key))
+               return status;
+diff --git a/drivers/md/bcache/bset.h b/drivers/md/bcache/bset.h
+index fa506c1aa524..8d1964b472e7 100644
+--- a/drivers/md/bcache/bset.h
++++ b/drivers/md/bcache/bset.h
+@@ -418,20 +418,26 @@ static inline bool bch_cut_back(const struct bkey 
*where, struct bkey *k)
+       return __bch_cut_back(where, k);
+ }
+ 
+-#define PRECEDING_KEY(_k)                                     \
+-({                                                            \
+-      struct bkey *_ret = NULL;                               \
+-                                                              \
+-      if (KEY_INODE(_k) || KEY_OFFSET(_k)) {                  \
+-              _ret = &KEY(KEY_INODE(_k), KEY_OFFSET(_k), 0);  \
+-                                                              \
+-              if (!_ret->low)                                 \
+-                      _ret->high--;                           \
+-              _ret->low--;                                    \
+-      }                                                       \
+-                                                              \
+-      _ret;                                                   \
+-})
++/*
++ * Pointer '*preceding_key_p' points to a memory object to store preceding
++ * key of k. If the preceding key does not exist, set '*preceding_key_p' to
++ * NULL. So the caller of preceding_key() needs to take care of memory
++ * which '*preceding_key_p' pointed to before calling preceding_key().
++ * Currently the only caller of preceding_key() is bch_btree_insert_key(),
++ * and it points to an on-stack variable, so the memory release is handled
++ * by stackframe itself.
++ */
++static inline void preceding_key(struct bkey *k, struct bkey 
**preceding_key_p)
++{
++      if (KEY_INODE(k) || KEY_OFFSET(k)) {
++              (**preceding_key_p) = KEY(KEY_INODE(k), KEY_OFFSET(k), 0);
++              if (!(*preceding_key_p)->low)
++                      (*preceding_key_p)->high--;
++              (*preceding_key_p)->low--;
++      } else {
++              (*preceding_key_p) = NULL;
++      }
++}
+ 
+ static inline bool bch_ptr_invalid(struct btree_keys *b, const struct bkey *k)
+ {
+diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c 
b/drivers/media/v4l2-core/v4l2-ioctl.c
+index f1ef4e97238e..681eef972e63 100644
+--- a/drivers/media/v4l2-core/v4l2-ioctl.c
++++ b/drivers/media/v4l2-core/v4l2-ioctl.c
+@@ -1945,7 +1945,22 @@ static int v4l_s_parm(const struct v4l2_ioctl_ops *ops,
+       struct v4l2_streamparm *p = arg;
+       int ret = check_fmt(file, p->type);
+ 
+-      return ret ? ret : ops->vidioc_s_parm(file, fh, p);
++      if (ret)
++              return ret;
++
++      /* Note: extendedmode is never used in drivers */
++      if (V4L2_TYPE_IS_OUTPUT(p->type)) {
++              memset(p->parm.output.reserved, 0,
++                     sizeof(p->parm.output.reserved));
++              p->parm.output.extendedmode = 0;
++              p->parm.output.outputmode &= V4L2_MODE_HIGHQUALITY;
++      } else {
++              memset(p->parm.capture.reserved, 0,
++                     sizeof(p->parm.capture.reserved));
++              p->parm.capture.extendedmode = 0;
++              p->parm.capture.capturemode &= V4L2_MODE_HIGHQUALITY;
++      }
++      return ops->vidioc_s_parm(file, fh, p);
+ }
+ 
+ static int v4l_queryctrl(const struct v4l2_ioctl_ops *ops,
+diff --git a/drivers/misc/kgdbts.c b/drivers/misc/kgdbts.c
+index fc7efedbc4be..94cbc5c98cae 100644
+--- a/drivers/misc/kgdbts.c
++++ b/drivers/misc/kgdbts.c
+@@ -1134,7 +1134,7 @@ static void kgdbts_put_char(u8 chr)
+ 
+ static int param_set_kgdbts_var(const char *kmessage, struct kernel_param *kp)
+ {
+-      int len = strlen(kmessage);
++      size_t len = strlen(kmessage);
+ 
+       if (len >= MAX_CONFIG_LEN) {
+               printk(KERN_ERR "kgdbts: config string too long\n");
+@@ -1154,7 +1154,7 @@ static int param_set_kgdbts_var(const char *kmessage, 
struct kernel_param *kp)
+ 
+       strcpy(config, kmessage);
+       /* Chop out \n char as a result of echo */
+-      if (config[len - 1] == '\n')
++      if (len && config[len - 1] == '\n')
+               config[len - 1] = '\0';
+ 
+       /* Go and configure with the new params. */
+diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
+index 3d8a70d3ea9b..3d71f1716390 100644
+--- a/drivers/net/usb/ipheth.c
++++ b/drivers/net/usb/ipheth.c
+@@ -437,17 +437,18 @@ static int ipheth_tx(struct sk_buff *skb, struct 
net_device *net)
+                         dev);
+       dev->tx_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+ 
++      netif_stop_queue(net);
+       retval = usb_submit_urb(dev->tx_urb, GFP_ATOMIC);
+       if (retval) {
+               dev_err(&dev->intf->dev, "%s: usb_submit_urb: %d\n",
+                       __func__, retval);
+               dev->net->stats.tx_errors++;
+               dev_kfree_skb_any(skb);
++              netif_wake_queue(net);
+       } else {
+               dev->net->stats.tx_packets++;
+               dev->net->stats.tx_bytes += skb->len;
+               dev_consume_skb_any(skb);
+-              netif_stop_queue(net);
+       }
+ 
+       return NETDEV_TX_OK;
+diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
+index a6746a1f20ae..2f1b54fab399 100644
+--- a/drivers/nvdimm/bus.c
++++ b/drivers/nvdimm/bus.c
+@@ -608,7 +608,7 @@ static struct attribute *nd_device_attributes[] = {
+       NULL,
+ };
+ 
+-/**
++/*
+  * nd_device_attribute_group - generic attributes for all devices on an nd bus
+  */
+ struct attribute_group nd_device_attribute_group = {
+@@ -637,7 +637,7 @@ static umode_t nd_numa_attr_visible(struct kobject *kobj, 
struct attribute *a,
+       return a->mode;
+ }
+ 
+-/**
++/*
+  * nd_numa_attribute_group - NUMA attributes for all devices on an nd bus
+  */
+ struct attribute_group nd_numa_attribute_group = {
+diff --git a/drivers/nvdimm/label.c b/drivers/nvdimm/label.c
+index 6a16017cc0d9..1fb3a2491131 100644
+--- a/drivers/nvdimm/label.c
++++ b/drivers/nvdimm/label.c
+@@ -25,6 +25,8 @@ static guid_t nvdimm_btt2_guid;
+ static guid_t nvdimm_pfn_guid;
+ static guid_t nvdimm_dax_guid;
+ 
++static const char NSINDEX_SIGNATURE[] = "NAMESPACE_INDEX\0";
++
+ static u32 best_seq(u32 a, u32 b)
+ {
+       a &= NSINDEX_SEQ_MASK;
+diff --git a/drivers/nvdimm/label.h b/drivers/nvdimm/label.h
+index 1ebf4d3d01ba..9ed772db6900 100644
+--- a/drivers/nvdimm/label.h
++++ b/drivers/nvdimm/label.h
+@@ -38,8 +38,6 @@ enum {
+       ND_NSINDEX_INIT = 0x1,
+ };
+ 
+-static const char NSINDEX_SIGNATURE[] = "NAMESPACE_INDEX\0";
+-
+ /**
+  * struct nd_namespace_index - label set superblock
+  * @sig: NAMESPACE_INDEX\0
+diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
+index 65f3f1a34b6b..d98ffb1ce629 100644
+--- a/drivers/nvme/host/core.c
++++ b/drivers/nvme/host/core.c
+@@ -1042,10 +1042,8 @@ static int nvme_ioctl(struct block_device *bdev, 
fmode_t mode,
+       case NVME_IOCTL_SUBMIT_IO:
+               return nvme_submit_io(ns, (void __user *)arg);
+       default:
+-#ifdef CONFIG_NVM
+               if (ns->ndev)
+                       return nvme_nvm_ioctl(ns, cmd, arg);
+-#endif
+               if (is_sed_ioctl(cmd))
+                       return sed_ioctl(ns->ctrl->opal_dev, cmd,
+                                        (void __user *) arg);
+diff --git a/drivers/platform/x86/pmc_atom.c b/drivers/platform/x86/pmc_atom.c
+index 50f2a125cd2c..d4d089c37944 100644
+--- a/drivers/platform/x86/pmc_atom.c
++++ b/drivers/platform/x86/pmc_atom.c
+@@ -428,12 +428,45 @@ static int pmc_dbgfs_register(struct pmc_dev *pmc)
+  */
+ static const struct dmi_system_id critclk_systems[] = {
+       {
++              /* pmc_plt_clk0 is used for an external HSIC USB HUB */
+               .ident = "MPL CEC1x",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "MPL AG"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "CEC10 Family"),
+               },
+       },
++      {
++              /* pmc_plt_clk0 - 3 are used for the 4 ethernet controllers */
++              .ident = "Lex 3I380D",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Lex BayTrail"),
++                      DMI_MATCH(DMI_PRODUCT_NAME, "3I380D"),
++              },
++      },
++      {
++              /* pmc_plt_clk* - are used for ethernet controllers */
++              .ident = "Beckhoff CB3163",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Beckhoff Automation"),
++                      DMI_MATCH(DMI_BOARD_NAME, "CB3163"),
++              },
++      },
++      {
++              /* pmc_plt_clk* - are used for ethernet controllers */
++              .ident = "Beckhoff CB6263",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Beckhoff Automation"),
++                      DMI_MATCH(DMI_BOARD_NAME, "CB6263"),
++              },
++      },
++      {
++              /* pmc_plt_clk* - are used for ethernet controllers */
++              .ident = "Beckhoff CB6363",
++              .matches = {
++                      DMI_MATCH(DMI_SYS_VENDOR, "Beckhoff Automation"),
++                      DMI_MATCH(DMI_BOARD_NAME, "CB6363"),
++              },
++      },
+       { /*sentinel*/ }
+ };
+ 
+diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
+index adbf1a9e089e..c7205cdcc11a 100644
+--- a/drivers/ras/cec.c
++++ b/drivers/ras/cec.c
+@@ -185,32 +185,38 @@ static void cec_timer_fn(unsigned long data)
+  */
+ static int __find_elem(struct ce_array *ca, u64 pfn, unsigned int *to)
+ {
++      int min = 0, max = ca->n - 1;
+       u64 this_pfn;
+-      int min = 0, max = ca->n;
+ 
+-      while (min < max) {
+-              int tmp = (max + min) >> 1;
++      while (min <= max) {
++              int i = (min + max) >> 1;
+ 
+-              this_pfn = PFN(ca->array[tmp]);
++              this_pfn = PFN(ca->array[i]);
+ 
+               if (this_pfn < pfn)
+-                      min = tmp + 1;
++                      min = i + 1;
+               else if (this_pfn > pfn)
+-                      max = tmp;
+-              else {
+-                      min = tmp;
+-                      break;
++                      max = i - 1;
++              else if (this_pfn == pfn) {
++                      if (to)
++                              *to = i;
++
++                      return i;
+               }
+       }
+ 
++      /*
++       * When the loop terminates without finding @pfn, min has the index of
++       * the element slot where the new @pfn should be inserted. The loop
++       * terminates when min > max, which means the min index points to the
++       * bigger element while the max index to the smaller element, in-between
++       * which the new @pfn belongs to.
++       *
++       * For more details, see exercise 1, Section 6.2.1 in TAOCP, vol. 3.
++       */
+       if (to)
+               *to = min;
+ 
+-      this_pfn = PFN(ca->array[min]);
+-
+-      if (this_pfn == pfn)
+-              return min;
+-
+       return -ENOKEY;
+ }
+ 
+diff --git a/drivers/rtc/rtc-pcf8523.c b/drivers/rtc/rtc-pcf8523.c
+index 28c48b3c1946..3c8c6f942e67 100644
+--- a/drivers/rtc/rtc-pcf8523.c
++++ b/drivers/rtc/rtc-pcf8523.c
+@@ -82,6 +82,18 @@ static int pcf8523_write(struct i2c_client *client, u8 reg, 
u8 value)
+       return 0;
+ }
+ 
++static int pcf8523_voltage_low(struct i2c_client *client)
++{
++      u8 value;
++      int err;
++
++      err = pcf8523_read(client, REG_CONTROL3, &value);
++      if (err < 0)
++              return err;
++
++      return !!(value & REG_CONTROL3_BLF);
++}
++
+ static int pcf8523_select_capacitance(struct i2c_client *client, bool high)
+ {
+       u8 value;
+@@ -164,6 +176,14 @@ static int pcf8523_rtc_read_time(struct device *dev, 
struct rtc_time *tm)
+       struct i2c_msg msgs[2];
+       int err;
+ 
++      err = pcf8523_voltage_low(client);
++      if (err < 0) {
++              return err;
++      } else if (err > 0) {
++              dev_err(dev, "low voltage detected, time is unreliable\n");
++              return -EINVAL;
++      }
++
+       msgs[0].addr = client->addr;
+       msgs[0].flags = 0;
+       msgs[0].len = 1;
+@@ -248,17 +268,13 @@ static int pcf8523_rtc_ioctl(struct device *dev, 
unsigned int cmd,
+                            unsigned long arg)
+ {
+       struct i2c_client *client = to_i2c_client(dev);
+-      u8 value;
+-      int ret = 0, err;
++      int ret;
+ 
+       switch (cmd) {
+       case RTC_VL_READ:
+-              err = pcf8523_read(client, REG_CONTROL3, &value);
+-              if (err < 0)
+-                      return err;
+-
+-              if (value & REG_CONTROL3_BLF)
+-                      ret = 1;
++              ret = pcf8523_voltage_low(client);
++              if (ret < 0)
++                      return ret;
+ 
+               if (copy_to_user((void __user *)arg, &ret, sizeof(int)))
+                       return -EFAULT;
+diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c 
b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
+index 26de61d65a4d..1bdff75ae903 100644
+--- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c
++++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
+@@ -830,7 +830,7 @@ ret_err_rqe:
+                       ((u64)err_entry->data.err_warn_bitmap_hi << 32) |
+                       (u64)err_entry->data.err_warn_bitmap_lo;
+               for (i = 0; i < BNX2FC_NUM_ERR_BITS; i++) {
+-                      if (err_warn_bit_map & (u64) (1 << i)) {
++                      if (err_warn_bit_map & ((u64)1 << i)) {
+                               err_warn = i;
+                               break;
+                       }
+diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
+index 57cddbc4a977..ddd29752d96d 100644
+--- a/drivers/scsi/lpfc/lpfc_els.c
++++ b/drivers/scsi/lpfc/lpfc_els.c
+@@ -7065,7 +7065,10 @@ int
+ lpfc_send_rrq(struct lpfc_hba *phba, struct lpfc_node_rrq *rrq)
+ {
+       struct lpfc_nodelist *ndlp = lpfc_findnode_did(rrq->vport,
+-                                                      rrq->nlp_DID);
++                                                     rrq->nlp_DID);
++      if (!ndlp)
++              return 1;
++
+       if (lpfc_test_rrq_active(phba, ndlp, rrq->xritag))
+               return lpfc_issue_els_rrq(rrq->vport, ndlp,
+                                        rrq->nlp_DID, rrq);
+diff --git a/drivers/scsi/qedi/qedi_dbg.c b/drivers/scsi/qedi/qedi_dbg.c
+index 8fd28b056f73..3383314a3882 100644
+--- a/drivers/scsi/qedi/qedi_dbg.c
++++ b/drivers/scsi/qedi/qedi_dbg.c
+@@ -16,10 +16,6 @@ qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ {
+       va_list va;
+       struct va_format vaf;
+-      char nfunc[32];
+-
+-      memset(nfunc, 0, sizeof(nfunc));
+-      memcpy(nfunc, func, sizeof(nfunc) - 1);
+ 
+       va_start(va, fmt);
+ 
+@@ -28,9 +24,9 @@ qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ 
+       if (likely(qedi) && likely(qedi->pdev))
+               pr_err("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+-                     nfunc, line, qedi->host_no, &vaf);
++                     func, line, qedi->host_no, &vaf);
+       else
+-              pr_err("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
++              pr_err("[0000:00:00.0]:[%s:%d]: %pV", func, line, &vaf);
+ 
+       va_end(va);
+ }
+@@ -41,10 +37,6 @@ qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ {
+       va_list va;
+       struct va_format vaf;
+-      char nfunc[32];
+-
+-      memset(nfunc, 0, sizeof(nfunc));
+-      memcpy(nfunc, func, sizeof(nfunc) - 1);
+ 
+       va_start(va, fmt);
+ 
+@@ -56,9 +48,9 @@ qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ 
+       if (likely(qedi) && likely(qedi->pdev))
+               pr_warn("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+-                      nfunc, line, qedi->host_no, &vaf);
++                      func, line, qedi->host_no, &vaf);
+       else
+-              pr_warn("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
++              pr_warn("[0000:00:00.0]:[%s:%d]: %pV", func, line, &vaf);
+ 
+ ret:
+       va_end(va);
+@@ -70,10 +62,6 @@ qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char 
*func, u32 line,
+ {
+       va_list va;
+       struct va_format vaf;
+-      char nfunc[32];
+-
+-      memset(nfunc, 0, sizeof(nfunc));
+-      memcpy(nfunc, func, sizeof(nfunc) - 1);
+ 
+       va_start(va, fmt);
+ 
+@@ -85,10 +73,10 @@ qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char 
*func, u32 line,
+ 
+       if (likely(qedi) && likely(qedi->pdev))
+               pr_notice("[%s]:[%s:%d]:%d: %pV",
+-                        dev_name(&qedi->pdev->dev), nfunc, line,
++                        dev_name(&qedi->pdev->dev), func, line,
+                         qedi->host_no, &vaf);
+       else
+-              pr_notice("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
++              pr_notice("[0000:00:00.0]:[%s:%d]: %pV", func, line, &vaf);
+ 
+ ret:
+       va_end(va);
+@@ -100,10 +88,6 @@ qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ {
+       va_list va;
+       struct va_format vaf;
+-      char nfunc[32];
+-
+-      memset(nfunc, 0, sizeof(nfunc));
+-      memcpy(nfunc, func, sizeof(nfunc) - 1);
+ 
+       va_start(va, fmt);
+ 
+@@ -115,9 +99,9 @@ qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, 
u32 line,
+ 
+       if (likely(qedi) && likely(qedi->pdev))
+               pr_info("[%s]:[%s:%d]:%d: %pV", dev_name(&qedi->pdev->dev),
+-                      nfunc, line, qedi->host_no, &vaf);
++                      func, line, qedi->host_no, &vaf);
+       else
+-              pr_info("[0000:00:00.0]:[%s:%d]: %pV", nfunc, line, &vaf);
++              pr_info("[0000:00:00.0]:[%s:%d]: %pV", func, line, &vaf);
+ 
+ ret:
+       va_end(va);
+diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c
+index 0b7267e68336..94f3829b1974 100644
+--- a/drivers/scsi/qedi/qedi_iscsi.c
++++ b/drivers/scsi/qedi/qedi_iscsi.c
+@@ -817,8 +817,6 @@ qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr 
*dst_addr,
+       struct qedi_endpoint *qedi_ep;
+       struct sockaddr_in *addr;
+       struct sockaddr_in6 *addr6;
+-      struct qed_dev *cdev  =  NULL;
+-      struct qedi_uio_dev *udev = NULL;
+       struct iscsi_path path_req;
+       u32 msg_type = ISCSI_KEVENT_IF_DOWN;
+       u32 iscsi_cid = QEDI_CID_RESERVED;
+@@ -838,8 +836,6 @@ qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr 
*dst_addr,
+       }
+ 
+       qedi = iscsi_host_priv(shost);
+-      cdev = qedi->cdev;
+-      udev = qedi->udev;
+ 
+       if (test_bit(QEDI_IN_OFFLINE, &qedi->flags) ||
+           test_bit(QEDI_IN_RECOVERY, &qedi->flags)) {
+diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
+index 38c7676e7a82..19e819aa2419 100644
+--- a/drivers/usb/core/quirks.c
++++ b/drivers/usb/core/quirks.c
+@@ -70,6 +70,9 @@ static const struct usb_device_id usb_quirk_list[] = {
+       /* Cherry Stream G230 2.0 (G85-231) and 3.0 (G85-232) */
+       { USB_DEVICE(0x046a, 0x0023), .driver_info = USB_QUIRK_RESET_RESUME },
+ 
++      /* Logitech HD Webcam C270 */
++      { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME },
++
+       /* Logitech HD Pro Webcams C920, C920-C, C925e and C930e */
+       { USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT },
+       { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT },
+diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
+index fa20ec43a187..e6f8825835b0 100644
+--- a/drivers/usb/dwc2/hcd.c
++++ b/drivers/usb/dwc2/hcd.c
+@@ -2652,8 +2652,10 @@ static void dwc2_free_dma_aligned_buffer(struct urb 
*urb)
+               return;
+ 
+       /* Restore urb->transfer_buffer from the end of the allocated area */
+-      memcpy(&stored_xfer_buffer, urb->transfer_buffer +
+-             urb->transfer_buffer_length, sizeof(urb->transfer_buffer));
++      memcpy(&stored_xfer_buffer,
++             PTR_ALIGN(urb->transfer_buffer + urb->transfer_buffer_length,
++                       dma_get_cache_alignment()),
++             sizeof(urb->transfer_buffer));
+ 
+       if (usb_urb_dir_in(urb))
+               memcpy(stored_xfer_buffer, urb->transfer_buffer,
+@@ -2680,6 +2682,7 @@ static int dwc2_alloc_dma_aligned_buffer(struct urb 
*urb, gfp_t mem_flags)
+        * DMA
+        */
+       kmalloc_size = urb->transfer_buffer_length +
++              (dma_get_cache_alignment() - 1) +
+               sizeof(urb->transfer_buffer);
+ 
+       kmalloc_ptr = kmalloc(kmalloc_size, mem_flags);
+@@ -2690,7 +2693,8 @@ static int dwc2_alloc_dma_aligned_buffer(struct urb 
*urb, gfp_t mem_flags)
+        * Position value of original urb->transfer_buffer pointer to the end
+        * of allocation for later referencing
+        */
+-      memcpy(kmalloc_ptr + urb->transfer_buffer_length,
++      memcpy(PTR_ALIGN(kmalloc_ptr + urb->transfer_buffer_length,
++                       dma_get_cache_alignment()),
+              &urb->transfer_buffer, sizeof(urb->transfer_buffer));
+ 
+       if (usb_urb_dir_out(urb))
+@@ -2775,7 +2779,7 @@ static int dwc2_assign_and_init_hc(struct dwc2_hsotg 
*hsotg, struct dwc2_qh *qh)
+       chan->dev_addr = dwc2_hcd_get_dev_addr(&urb->pipe_info);
+       chan->ep_num = dwc2_hcd_get_ep_num(&urb->pipe_info);
+       chan->speed = qh->dev_speed;
+-      chan->max_packet = dwc2_max_packet(qh->maxp);
++      chan->max_packet = qh->maxp;
+ 
+       chan->xfer_started = 0;
+       chan->halt_status = DWC2_HC_XFER_NO_HALT_STATUS;
+@@ -2853,7 +2857,7 @@ static int dwc2_assign_and_init_hc(struct dwc2_hsotg 
*hsotg, struct dwc2_qh *qh)
+                * This value may be modified when the transfer is started
+                * to reflect the actual transfer length
+                */
+-              chan->multi_count = dwc2_hb_mult(qh->maxp);
++              chan->multi_count = qh->maxp_mult;
+ 
+       if (hsotg->params.dma_desc_enable) {
+               chan->desc_list_addr = qh->desc_list_dma;
+@@ -3952,19 +3956,21 @@ static struct dwc2_hcd_urb *dwc2_hcd_urb_alloc(struct 
dwc2_hsotg *hsotg,
+ 
+ static void dwc2_hcd_urb_set_pipeinfo(struct dwc2_hsotg *hsotg,
+                                     struct dwc2_hcd_urb *urb, u8 dev_addr,
+-                                    u8 ep_num, u8 ep_type, u8 ep_dir, u16 mps)
++                                    u8 ep_num, u8 ep_type, u8 ep_dir,
++                                    u16 maxp, u16 maxp_mult)
+ {
+       if (dbg_perio() ||
+           ep_type == USB_ENDPOINT_XFER_BULK ||
+           ep_type == USB_ENDPOINT_XFER_CONTROL)
+               dev_vdbg(hsotg->dev,
+-                       "addr=%d, ep_num=%d, ep_dir=%1x, ep_type=%1x, 
mps=%d\n",
+-                       dev_addr, ep_num, ep_dir, ep_type, mps);
++                       "addr=%d, ep_num=%d, ep_dir=%1x, ep_type=%1x, maxp=%d 
(%d mult)\n",
++                       dev_addr, ep_num, ep_dir, ep_type, maxp, maxp_mult);
+       urb->pipe_info.dev_addr = dev_addr;
+       urb->pipe_info.ep_num = ep_num;
+       urb->pipe_info.pipe_type = ep_type;
+       urb->pipe_info.pipe_dir = ep_dir;
+-      urb->pipe_info.mps = mps;
++      urb->pipe_info.maxp = maxp;
++      urb->pipe_info.maxp_mult = maxp_mult;
+ }
+ 
+ /*
+@@ -4055,8 +4061,9 @@ void dwc2_hcd_dump_state(struct dwc2_hsotg *hsotg)
+                                       dwc2_hcd_is_pipe_in(&urb->pipe_info) ?
+                                       "IN" : "OUT");
+                               dev_dbg(hsotg->dev,
+-                                      "      Max packet size: %d\n",
+-                                      dwc2_hcd_get_mps(&urb->pipe_info));
++                                      "      Max packet size: %d (%d mult)\n",
++                                      dwc2_hcd_get_maxp(&urb->pipe_info),
++                                      
dwc2_hcd_get_maxp_mult(&urb->pipe_info));
+                               dev_dbg(hsotg->dev,
+                                       "      transfer_buffer: %p\n",
+                                       urb->buf);
+@@ -4669,8 +4676,10 @@ static void dwc2_dump_urb_info(struct usb_hcd *hcd, 
struct urb *urb,
+       }
+ 
+       dev_vdbg(hsotg->dev, "  Speed: %s\n", speed);
+-      dev_vdbg(hsotg->dev, "  Max packet size: %d\n",
+-               usb_maxpacket(urb->dev, urb->pipe, usb_pipeout(urb->pipe)));
++      dev_vdbg(hsotg->dev, "  Max packet size: %d (%d mult)\n",
++               usb_endpoint_maxp(&urb->ep->desc),
++               usb_endpoint_maxp_mult(&urb->ep->desc));
++
+       dev_vdbg(hsotg->dev, "  Data buffer length: %d\n",
+                urb->transfer_buffer_length);
+       dev_vdbg(hsotg->dev, "  Transfer buffer: %p, Transfer DMA: %08lx\n",
+@@ -4753,8 +4762,8 @@ static int _dwc2_hcd_urb_enqueue(struct usb_hcd *hcd, 
struct urb *urb,
+       dwc2_hcd_urb_set_pipeinfo(hsotg, dwc2_urb, usb_pipedevice(urb->pipe),
+                                 usb_pipeendpoint(urb->pipe), ep_type,
+                                 usb_pipein(urb->pipe),
+-                                usb_maxpacket(urb->dev, urb->pipe,
+-                                              !(usb_pipein(urb->pipe))));
++                                usb_endpoint_maxp(&ep->desc),
++                                usb_endpoint_maxp_mult(&ep->desc));
+ 
+       buf = urb->transfer_buffer;
+ 
+diff --git a/drivers/usb/dwc2/hcd.h b/drivers/usb/dwc2/hcd.h
+index 461bdc67df6f..1a7689d1cb8d 100644
+--- a/drivers/usb/dwc2/hcd.h
++++ b/drivers/usb/dwc2/hcd.h
+@@ -170,7 +170,8 @@ struct dwc2_hcd_pipe_info {
+       u8 ep_num;
+       u8 pipe_type;
+       u8 pipe_dir;
+-      u16 mps;
++      u16 maxp;
++      u16 maxp_mult;
+ };
+ 
+ struct dwc2_hcd_iso_packet_desc {
+@@ -263,6 +264,7 @@ struct dwc2_hs_transfer_time {
+  *                       - USB_ENDPOINT_XFER_ISOC
+  * @ep_is_in:           Endpoint direction
+  * @maxp:               Value from wMaxPacketSize field of Endpoint Descriptor
++ * @maxp_mult:          Multiplier for maxp
+  * @dev_speed:          Device speed. One of the following values:
+  *                       - USB_SPEED_LOW
+  *                       - USB_SPEED_FULL
+@@ -335,6 +337,7 @@ struct dwc2_qh {
+       u8 ep_type;
+       u8 ep_is_in;
+       u16 maxp;
++      u16 maxp_mult;
+       u8 dev_speed;
+       u8 data_toggle;
+       u8 ping_state;
+@@ -489,9 +492,14 @@ static inline u8 dwc2_hcd_get_pipe_type(struct 
dwc2_hcd_pipe_info *pipe)
+       return pipe->pipe_type;
+ }
+ 
+-static inline u16 dwc2_hcd_get_mps(struct dwc2_hcd_pipe_info *pipe)
++static inline u16 dwc2_hcd_get_maxp(struct dwc2_hcd_pipe_info *pipe)
++{
++      return pipe->maxp;
++}
++
++static inline u16 dwc2_hcd_get_maxp_mult(struct dwc2_hcd_pipe_info *pipe)
+ {
+-      return pipe->mps;
++      return pipe->maxp_mult;
+ }
+ 
+ static inline u8 dwc2_hcd_get_dev_addr(struct dwc2_hcd_pipe_info *pipe)
+@@ -606,12 +614,6 @@ static inline bool dbg_urb(struct urb *urb)
+ static inline bool dbg_perio(void) { return false; }
+ #endif
+ 
+-/* High bandwidth multiplier as encoded in highspeed endpoint descriptors */
+-#define dwc2_hb_mult(wmaxpacketsize) (1 + (((wmaxpacketsize) >> 11) & 0x03))
+-
+-/* Packet size for any kind of endpoint descriptor */
+-#define dwc2_max_packet(wmaxpacketsize) ((wmaxpacketsize) & 0x07ff)
+-
+ /*
+  * Returns true if frame1 index is greater than frame2 index. The comparison
+  * is done modulo FRLISTEN_64_SIZE. This accounts for the rollover of the
+diff --git a/drivers/usb/dwc2/hcd_intr.c b/drivers/usb/dwc2/hcd_intr.c
+index 17905ba1139c..74be06354b5b 100644
+--- a/drivers/usb/dwc2/hcd_intr.c
++++ b/drivers/usb/dwc2/hcd_intr.c
+@@ -1579,8 +1579,9 @@ static void dwc2_hc_ahberr_intr(struct dwc2_hsotg *hsotg,
+ 
+       dev_err(hsotg->dev, "  Speed: %s\n", speed);
+ 
+-      dev_err(hsotg->dev, "  Max packet size: %d\n",
+-              dwc2_hcd_get_mps(&urb->pipe_info));
++      dev_err(hsotg->dev, "  Max packet size: %d (mult %d)\n",
++              dwc2_hcd_get_maxp(&urb->pipe_info),
++              dwc2_hcd_get_maxp_mult(&urb->pipe_info));
+       dev_err(hsotg->dev, "  Data buffer length: %d\n", urb->length);
+       dev_err(hsotg->dev, "  Transfer buffer: %p, Transfer DMA: %08lx\n",
+               urb->buf, (unsigned long)urb->dma);
+diff --git a/drivers/usb/dwc2/hcd_queue.c b/drivers/usb/dwc2/hcd_queue.c
+index 56e61220efc6..ebf64166ba75 100644
+--- a/drivers/usb/dwc2/hcd_queue.c
++++ b/drivers/usb/dwc2/hcd_queue.c
+@@ -703,7 +703,7 @@ static void dwc2_hs_pmap_unschedule(struct dwc2_hsotg 
*hsotg,
+ static int dwc2_uframe_schedule_split(struct dwc2_hsotg *hsotg,
+                                     struct dwc2_qh *qh)
+ {
+-      int bytecount = dwc2_hb_mult(qh->maxp) * dwc2_max_packet(qh->maxp);
++      int bytecount = qh->maxp_mult * qh->maxp;
+       int ls_search_slice;
+       int err = 0;
+       int host_interval_in_sched;
+@@ -1327,7 +1327,7 @@ static int dwc2_check_max_xfer_size(struct dwc2_hsotg 
*hsotg,
+       u32 max_channel_xfer_size;
+       int status = 0;
+ 
+-      max_xfer_size = dwc2_max_packet(qh->maxp) * dwc2_hb_mult(qh->maxp);
++      max_xfer_size = qh->maxp * qh->maxp_mult;
+       max_channel_xfer_size = hsotg->params.max_transfer_size;
+ 
+       if (max_xfer_size > max_channel_xfer_size) {
+@@ -1460,8 +1460,9 @@ static void dwc2_qh_init(struct dwc2_hsotg *hsotg, 
struct dwc2_qh *qh,
+       u32 prtspd = (hprt & HPRT0_SPD_MASK) >> HPRT0_SPD_SHIFT;
+       bool do_split = (prtspd == HPRT0_SPD_HIGH_SPEED &&
+                        dev_speed != USB_SPEED_HIGH);
+-      int maxp = dwc2_hcd_get_mps(&urb->pipe_info);
+-      int bytecount = dwc2_hb_mult(maxp) * dwc2_max_packet(maxp);
++      int maxp = dwc2_hcd_get_maxp(&urb->pipe_info);
++      int maxp_mult = dwc2_hcd_get_maxp_mult(&urb->pipe_info);
++      int bytecount = maxp_mult * maxp;
+       char *speed, *type;
+ 
+       /* Initialize QH */
+@@ -1473,6 +1474,7 @@ static void dwc2_qh_init(struct dwc2_hsotg *hsotg, 
struct dwc2_qh *qh,
+ 
+       qh->data_toggle = DWC2_HC_PID_DATA0;
+       qh->maxp = maxp;
++      qh->maxp_mult = maxp_mult;
+       INIT_LIST_HEAD(&qh->qtd_list);
+       INIT_LIST_HEAD(&qh->qh_list_entry);
+ 
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index 3311f569aa17..3c8e4970876c 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -1174,6 +1174,10 @@ static const struct usb_device_id option_ids[] = {
+       { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 
TELIT_PRODUCT_LE920A4_1213, 0xff) },
+       { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920A4_1214),
+         .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) | RSVD(3) },
++      { USB_DEVICE(TELIT_VENDOR_ID, 0x1260),
++        .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
++      { USB_DEVICE(TELIT_VENDOR_ID, 0x1261),
++        .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+       { USB_DEVICE(TELIT_VENDOR_ID, 0x1900),                          /* 
Telit LN940 (QMI) */
+         .driver_info = NCTRL(0) | RSVD(1) },
+       { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1901, 0xff),    /* 
Telit LN940 (MBIM) */
+@@ -1775,6 +1779,8 @@ static const struct usb_device_id option_ids[] = {
+       { USB_DEVICE(ALINK_VENDOR_ID, SIMCOM_PRODUCT_SIM7100E),
+         .driver_info = RSVD(5) | RSVD(6) },
+       { USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9003, 0xff) },   /* Simcom 
SIM7500/SIM7600 MBIM mode */
++      { USB_DEVICE_INTERFACE_CLASS(0x1e0e, 0x9011, 0xff),     /* Simcom 
SIM7500/SIM7600 RNDIS mode */
++        .driver_info = RSVD(7) },
+       { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S_X200),
+         .driver_info = NCTRL(0) | NCTRL(1) | RSVD(4) },
+       { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X220_X500D),
+diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
+index 5e86be81f4c9..1c4d3dbd4635 100644
+--- a/drivers/usb/serial/pl2303.c
++++ b/drivers/usb/serial/pl2303.c
+@@ -109,6 +109,7 @@ static const struct usb_device_id id_table[] = {
+       { USB_DEVICE(SANWA_VENDOR_ID, SANWA_PRODUCT_ID) },
+       { USB_DEVICE(ADLINK_VENDOR_ID, ADLINK_ND6530_PRODUCT_ID) },
+       { USB_DEVICE(SMART_VENDOR_ID, SMART_PRODUCT_ID) },
++      { USB_DEVICE(AT_VENDOR_ID, AT_VTKIT3_PRODUCT_ID) },
+       { }                                     /* Terminating entry */
+ };
+ 
+diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
+index f21445acc486..fcc2cfc1da28 100644
+--- a/drivers/usb/serial/pl2303.h
++++ b/drivers/usb/serial/pl2303.h
+@@ -160,3 +160,6 @@
+ #define SMART_VENDOR_ID       0x0b8c
+ #define SMART_PRODUCT_ID      0x2303
+ 
++/* Allied Telesis VT-Kit3 */
++#define AT_VENDOR_ID          0x0caa
++#define AT_VTKIT3_PRODUCT_ID  0x3001
+diff --git a/drivers/usb/storage/unusual_realtek.h 
b/drivers/usb/storage/unusual_realtek.h
+index 7ca779493671..dee100dd02e1 100644
+--- a/drivers/usb/storage/unusual_realtek.h
++++ b/drivers/usb/storage/unusual_realtek.h
+@@ -29,6 +29,11 @@ UNUSUAL_DEV(0x0bda, 0x0138, 0x0000, 0x9999,
+               "USB Card Reader",
+               USB_SC_DEVICE, USB_PR_DEVICE, init_realtek_cr, 0),
+ 
++UNUSUAL_DEV(0x0bda, 0x0153, 0x0000, 0x9999,
++              "Realtek",
++              "USB Card Reader",
++              USB_SC_DEVICE, USB_PR_DEVICE, init_realtek_cr, 0),
++
+ UNUSUAL_DEV(0x0bda, 0x0158, 0x0000, 0x9999,
+               "Realtek",
+               "USB Card Reader",
+diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
+index 290373024d9d..e8ace3b54e9c 100644
+--- a/fs/ocfs2/dcache.c
++++ b/fs/ocfs2/dcache.c
+@@ -310,6 +310,18 @@ int ocfs2_dentry_attach_lock(struct dentry *dentry,
+ 
+ out_attach:
+       spin_lock(&dentry_attach_lock);
++      if (unlikely(dentry->d_fsdata && !alias)) {
++              /* d_fsdata is set by a racing thread which is doing
++               * the same thing as this thread is doing. Leave the racing
++               * thread going ahead and we return here.
++               */
++              spin_unlock(&dentry_attach_lock);
++              iput(dl->dl_inode);
++              ocfs2_lock_res_free(&dl->dl_lockres);
++              kfree(dl);
++              return 0;
++      }
++
+       dentry->d_fsdata = dl;
+       dl->dl_count++;
+       spin_unlock(&dentry_attach_lock);
+diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
+index 8e83c9055ccb..ef4e4ce42642 100644
+--- a/include/linux/cgroup.h
++++ b/include/linux/cgroup.h
+@@ -484,7 +484,7 @@ static inline struct cgroup_subsys_state *task_css(struct 
task_struct *task,
+  *
+  * Find the css for the (@task, @subsys_id) combination, increment a
+  * reference on and return it.  This function is guaranteed to return a
+- * valid css.
++ * valid css.  The returned css may already have been offlined.
+  */
+ static inline struct cgroup_subsys_state *
+ task_get_css(struct task_struct *task, int subsys_id)
+@@ -494,7 +494,13 @@ task_get_css(struct task_struct *task, int subsys_id)
+       rcu_read_lock();
+       while (true) {
+               css = task_css(task, subsys_id);
+-              if (likely(css_tryget_online(css)))
++              /*
++               * Can't use css_tryget_online() here.  A task which has
++               * PF_EXITING set may stay associated with an offline css.
++               * If such task calls this function, css_tryget_online()
++               * will keep failing.
++               */
++              if (likely(css_tryget(css)))
+                       break;
+               cpu_relax();
+       }
+diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
+index fb83dee528a1..6376e2dcb0b7 100644
+--- a/include/linux/cpuhotplug.h
++++ b/include/linux/cpuhotplug.h
+@@ -100,6 +100,7 @@ enum cpuhp_state {
+       CPUHP_AP_IRQ_ARMADA_XP_STARTING,
+       CPUHP_AP_IRQ_BCM2836_STARTING,
+       CPUHP_AP_ARM_MVEBU_COHERENCY,
++      CPUHP_AP_MICROCODE_LOADER,
+       CPUHP_AP_PERF_X86_AMD_UNCORE_STARTING,
+       CPUHP_AP_PERF_X86_STARTING,
+       CPUHP_AP_PERF_X86_AMD_IBS_STARTING,
+diff --git a/kernel/Makefile b/kernel/Makefile
+index 172d151d429c..3085141c055c 100644
+--- a/kernel/Makefile
++++ b/kernel/Makefile
+@@ -30,6 +30,7 @@ KCOV_INSTRUMENT_extable.o := n
+ # Don't self-instrument.
+ KCOV_INSTRUMENT_kcov.o := n
+ KASAN_SANITIZE_kcov.o := n
++CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector)
+ 
+ # cond_syscall is currently not LTO compatible
+ CFLAGS_sys_ni.o = $(DISABLE_LTO)
+diff --git a/kernel/cred.c b/kernel/cred.c
+index ecf03657e71c..efd04b2ec84c 100644
+--- a/kernel/cred.c
++++ b/kernel/cred.c
+@@ -448,6 +448,15 @@ int commit_creds(struct cred *new)
+               if (task->mm)
+                       set_dumpable(task->mm, suid_dumpable);
+               task->pdeath_signal = 0;
++              /*
++               * If a task drops privileges and becomes nondumpable,
++               * the dumpability change must become visible before
++               * the credential change; otherwise, a __ptrace_may_access()
++               * racing with this change may be able to attach to a task it
++               * shouldn't be able to attach to (as if the task had dropped
++               * privileges without becoming nondumpable).
++               * Pairs with a read barrier in __ptrace_may_access().
++               */
+               smp_wmb();
+       }
+ 
+diff --git a/kernel/ptrace.c b/kernel/ptrace.c
+index f1c85b6c39ae..a75959dc149e 100644
+--- a/kernel/ptrace.c
++++ b/kernel/ptrace.c
+@@ -323,6 +323,16 @@ static int __ptrace_may_access(struct task_struct *task, 
unsigned int mode)
+       return -EPERM;
+ ok:
+       rcu_read_unlock();
++      /*
++       * If a task drops privileges and becomes nondumpable (through a syscall
++       * like setresuid()) while we are trying to access it, we must ensure
++       * that the dumpability is read after the credentials; otherwise,
++       * we may be able to attach to a task that we shouldn't be able to
++       * attach to (as if the task had dropped privileges without becoming
++       * nondumpable).
++       * Pairs with a write barrier in commit_creds().
++       */
++      smp_rmb();
+       mm = task->mm;
+       if (mm &&
+           ((get_dumpable(mm) != SUID_DUMP_USER) &&
+@@ -704,6 +714,10 @@ static int ptrace_peek_siginfo(struct task_struct *child,
+       if (arg.nr < 0)
+               return -EINVAL;
+ 
++      /* Ensure arg.off fits in an unsigned long */
++      if (arg.off > ULONG_MAX)
++              return 0;
++
+       if (arg.flags & PTRACE_PEEKSIGINFO_SHARED)
+               pending = &child->signal->shared_pending;
+       else
+@@ -711,18 +725,20 @@ static int ptrace_peek_siginfo(struct task_struct *child,
+ 
+       for (i = 0; i < arg.nr; ) {
+               siginfo_t info;
+-              s32 off = arg.off + i;
++              unsigned long off = arg.off + i;
++              bool found = false;
+ 
+               spin_lock_irq(&child->sighand->siglock);
+               list_for_each_entry(q, &pending->list, list) {
+                       if (!off--) {
++                              found = true;
+                               copy_siginfo(&info, &q->info);
+                               break;
+                       }
+               }
+               spin_unlock_irq(&child->sighand->siglock);
+ 
+-              if (off >= 0) /* beyond the end of the list */
++              if (!found) /* beyond the end of the list */
+                       break;
+ 
+ #ifdef CONFIG_COMPAT
+diff --git a/mm/list_lru.c b/mm/list_lru.c
+index dc19694d0e92..d67348afd1dc 100644
+--- a/mm/list_lru.c
++++ b/mm/list_lru.c
+@@ -313,7 +313,7 @@ static int __memcg_init_list_lru_node(struct 
list_lru_memcg *memcg_lrus,
+       }
+       return 0;
+ fail:
+-      __memcg_destroy_list_lru_node(memcg_lrus, begin, i - 1);
++      __memcg_destroy_list_lru_node(memcg_lrus, begin, i);
+       return -ENOMEM;
+ }
+ 
+diff --git a/mm/vmscan.c b/mm/vmscan.c
+index 7b140c967bca..414c5cf87234 100644
+--- a/mm/vmscan.c
++++ b/mm/vmscan.c
+@@ -1393,7 +1393,7 @@ unsigned long reclaim_clean_pages_from_list(struct zone 
*zone,
+ 
+       list_for_each_entry_safe(page, next, page_list, lru) {
+               if (page_is_file_cache(page) && !PageDirty(page) &&
+-                  !__PageMovable(page)) {
++                  !__PageMovable(page) && !PageUnevictable(page)) {
+                       ClearPageActive(page);
+                       list_move(&page->lru, &clean_pages);
+               }
+diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
+index 3bcd7a2f0394..7d2c07c1237c 100644
+--- a/sound/core/seq/seq_clientmgr.c
++++ b/sound/core/seq/seq_clientmgr.c
+@@ -1904,20 +1904,14 @@ static int snd_seq_ioctl_get_subscription(struct 
snd_seq_client *client,
+       int result;
+       struct snd_seq_client *sender = NULL;
+       struct snd_seq_client_port *sport = NULL;
+-      struct snd_seq_subscribers *p;
+ 
+       result = -EINVAL;
+       if ((sender = snd_seq_client_use_ptr(subs->sender.client)) == NULL)
+               goto __end;
+       if ((sport = snd_seq_port_use_ptr(sender, subs->sender.port)) == NULL)
+               goto __end;
+-      p = snd_seq_port_get_subscription(&sport->c_src, &subs->dest);
+-      if (p) {
+-              result = 0;
+-              *subs = p->info;
+-      } else
+-              result = -ENOENT;
+-
++      result = snd_seq_port_get_subscription(&sport->c_src, &subs->dest,
++                                             subs);
+       __end:
+               if (sport)
+               snd_seq_port_unlock(sport);
+diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
+index d3fc73ac230b..c8fa4336bccd 100644
+--- a/sound/core/seq/seq_ports.c
++++ b/sound/core/seq/seq_ports.c
+@@ -635,20 +635,23 @@ int snd_seq_port_disconnect(struct snd_seq_client 
*connector,
+ 
+ 
+ /* get matched subscriber */
+-struct snd_seq_subscribers *snd_seq_port_get_subscription(struct 
snd_seq_port_subs_info *src_grp,
+-                                                        struct snd_seq_addr 
*dest_addr)
++int snd_seq_port_get_subscription(struct snd_seq_port_subs_info *src_grp,
++                                struct snd_seq_addr *dest_addr,
++                                struct snd_seq_port_subscribe *subs)
+ {
+-      struct snd_seq_subscribers *s, *found = NULL;
++      struct snd_seq_subscribers *s;
++      int err = -ENOENT;
+ 
+       down_read(&src_grp->list_mutex);
+       list_for_each_entry(s, &src_grp->list_head, src_list) {
+               if (addr_match(dest_addr, &s->info.dest)) {
+-                      found = s;
++                      *subs = s->info;
++                      err = 0;
+                       break;
+               }
+       }
+       up_read(&src_grp->list_mutex);
+-      return found;
++      return err;
+ }
+ 
+ /*
+diff --git a/sound/core/seq/seq_ports.h b/sound/core/seq/seq_ports.h
+index 26bd71f36c41..06003b36652e 100644
+--- a/sound/core/seq/seq_ports.h
++++ b/sound/core/seq/seq_ports.h
+@@ -135,7 +135,8 @@ int snd_seq_port_subscribe(struct snd_seq_client_port 
*port,
+                          struct snd_seq_port_subscribe *info);
+ 
+ /* get matched subscriber */
+-struct snd_seq_subscribers *snd_seq_port_get_subscription(struct 
snd_seq_port_subs_info *src_grp,
+-                                                        struct snd_seq_addr 
*dest_addr);
++int snd_seq_port_get_subscription(struct snd_seq_port_subs_info *src_grp,
++                                struct snd_seq_addr *dest_addr,
++                                struct snd_seq_port_subscribe *subs);
+ 
+ #endif
+diff --git a/sound/firewire/motu/motu-stream.c 
b/sound/firewire/motu/motu-stream.c
+index 73e7a5e527fc..483a8771d502 100644
+--- a/sound/firewire/motu/motu-stream.c
++++ b/sound/firewire/motu/motu-stream.c
+@@ -345,7 +345,7 @@ static void destroy_stream(struct snd_motu *motu,
+       }
+ 
+       amdtp_stream_destroy(stream);
+-      fw_iso_resources_free(resources);
++      fw_iso_resources_destroy(resources);
+ }
+ 
+ int snd_motu_stream_init_duplex(struct snd_motu *motu)
+diff --git a/sound/firewire/oxfw/oxfw.c b/sound/firewire/oxfw/oxfw.c
+index 1554dc98e092..6f941720141a 100644
+--- a/sound/firewire/oxfw/oxfw.c
++++ b/sound/firewire/oxfw/oxfw.c
+@@ -176,9 +176,6 @@ static int detect_quirks(struct snd_oxfw *oxfw)
+               oxfw->midi_input_ports = 0;
+               oxfw->midi_output_ports = 0;
+ 
+-              /* Output stream exists but no data channels are useful. */
+-              oxfw->has_output = false;
+-
+               return snd_oxfw_scs1x_add(oxfw);
+       }
+ 
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index a9e3ee233833..6d06f5d029aa 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -3936,18 +3936,19 @@ static struct coef_fw alc225_pre_hsmode[] = {
+ static void alc_headset_mode_unplugged(struct hda_codec *codec)
+ {
+       static struct coef_fw coef0255[] = {
++              WRITE_COEF(0x1b, 0x0c0b), /* LDO and MISC control */
+               WRITE_COEF(0x45, 0xd089), /* UAJ function set to menual mode */
+               UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp 
control(Set to verb control)*/
+               WRITE_COEF(0x06, 0x6104), /* Set MIC2 Vref gate with HP */
+               WRITE_COEFEX(0x57, 0x03, 0x8aa6), /* Direct Drive HP Amp 
control */
+               {}
+       };
+-      static struct coef_fw coef0255_1[] = {
+-              WRITE_COEF(0x1b, 0x0c0b), /* LDO and MISC control */
+-              {}
+-      };
+       static struct coef_fw coef0256[] = {
+               WRITE_COEF(0x1b, 0x0c4b), /* LDO and MISC control */
++              WRITE_COEF(0x45, 0xd089), /* UAJ function set to menual mode */
++              WRITE_COEF(0x06, 0x6104), /* Set MIC2 Vref gate with HP */
++              WRITE_COEFEX(0x57, 0x03, 0x09a3), /* Direct Drive HP Amp 
control */
++              UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp 
control(Set to verb control)*/
+               {}
+       };
+       static struct coef_fw coef0233[] = {
+@@ -4010,13 +4011,11 @@ static void alc_headset_mode_unplugged(struct 
hda_codec *codec)
+ 
+       switch (codec->core.vendor_id) {
+       case 0x10ec0255:
+-              alc_process_coef_fw(codec, coef0255_1);
+               alc_process_coef_fw(codec, coef0255);
+               break;
+       case 0x10ec0236:
+       case 0x10ec0256:
+               alc_process_coef_fw(codec, coef0256);
+-              alc_process_coef_fw(codec, coef0255);
+               break;
+       case 0x10ec0234:
+       case 0x10ec0274:
+@@ -4066,6 +4065,12 @@ static void alc_headset_mode_mic_in(struct hda_codec 
*codec, hda_nid_t hp_pin,
+               WRITE_COEF(0x06, 0x6100), /* Set MIC2 Vref gate to normal */
+               {}
+       };
++      static struct coef_fw coef0256[] = {
++              UPDATE_COEFEX(0x57, 0x05, 1<<14, 1<<14), /* Direct Drive HP Amp 
control(Set to verb control)*/
++              WRITE_COEFEX(0x57, 0x03, 0x09a3),
++              WRITE_COEF(0x06, 0x6100), /* Set MIC2 Vref gate to normal */
++              {}
++      };
+       static struct coef_fw coef0233[] = {
+               UPDATE_COEF(0x35, 0, 1<<14),
+               WRITE_COEF(0x06, 0x2100),
+@@ -4113,14 +4118,19 @@ static void alc_headset_mode_mic_in(struct hda_codec 
*codec, hda_nid_t hp_pin,
+       };
+ 
+       switch (codec->core.vendor_id) {
+-      case 0x10ec0236:
+       case 0x10ec0255:
+-      case 0x10ec0256:
+               alc_write_coef_idx(codec, 0x45, 0xc489);
+               snd_hda_set_pin_ctl_cache(codec, hp_pin, 0);
+               alc_process_coef_fw(codec, coef0255);
+               snd_hda_set_pin_ctl_cache(codec, mic_pin, PIN_VREF50);
+               break;
++      case 0x10ec0236:
++      case 0x10ec0256:
++              alc_write_coef_idx(codec, 0x45, 0xc489);
++              snd_hda_set_pin_ctl_cache(codec, hp_pin, 0);
++              alc_process_coef_fw(codec, coef0256);
++              snd_hda_set_pin_ctl_cache(codec, mic_pin, PIN_VREF50);
++              break;
+       case 0x10ec0234:
+       case 0x10ec0274:
+       case 0x10ec0294:
+@@ -4199,6 +4209,14 @@ static void alc_headset_mode_default(struct hda_codec 
*codec)
+               WRITE_COEF(0x49, 0x0049),
+               {}
+       };
++      static struct coef_fw coef0256[] = {
++              WRITE_COEF(0x45, 0xc489),
++              WRITE_COEFEX(0x57, 0x03, 0x0da3),
++              WRITE_COEF(0x49, 0x0049),
++              UPDATE_COEFEX(0x57, 0x05, 1<<14, 0), /* Direct Drive HP Amp 
control(Set to verb control)*/
++              WRITE_COEF(0x06, 0x6100),
++              {}
++      };
+       static struct coef_fw coef0233[] = {
+               WRITE_COEF(0x06, 0x2100),
+               WRITE_COEF(0x32, 0x4ea3),
+@@ -4246,11 +4264,16 @@ static void alc_headset_mode_default(struct hda_codec 
*codec)
+               alc_process_coef_fw(codec, alc225_pre_hsmode);
+               alc_process_coef_fw(codec, coef0225);
+               break;
+-      case 0x10ec0236:
+       case 0x10ec0255:
+-      case 0x10ec0256:
+               alc_process_coef_fw(codec, coef0255);
+               break;
++      case 0x10ec0236:
++      case 0x10ec0256:
++              alc_write_coef_idx(codec, 0x1b, 0x0e4b);
++              alc_write_coef_idx(codec, 0x45, 0xc089);
++              msleep(50);
++              alc_process_coef_fw(codec, coef0256);
++              break;
+       case 0x10ec0234:
+       case 0x10ec0274:
+       case 0x10ec0294:
+@@ -4294,8 +4317,7 @@ static void alc_headset_mode_ctia(struct hda_codec 
*codec)
+       };
+       static struct coef_fw coef0256[] = {
+               WRITE_COEF(0x45, 0xd489), /* Set to CTIA type */
+-              WRITE_COEF(0x1b, 0x0c6b),
+-              WRITE_COEFEX(0x57, 0x03, 0x8ea6),
++              WRITE_COEF(0x1b, 0x0e6b),
+               {}
+       };
+       static struct coef_fw coef0233[] = {
+@@ -4410,8 +4432,7 @@ static void alc_headset_mode_omtp(struct hda_codec 
*codec)
+       };
+       static struct coef_fw coef0256[] = {
+               WRITE_COEF(0x45, 0xe489), /* Set to OMTP Type */
+-              WRITE_COEF(0x1b, 0x0c6b),
+-              WRITE_COEFEX(0x57, 0x03, 0x8ea6),
++              WRITE_COEF(0x1b, 0x0e6b),
+               {}
+       };
+       static struct coef_fw coef0233[] = {
+@@ -4540,13 +4561,37 @@ static void alc_determine_headset_type(struct 
hda_codec *codec)
+       };
+ 
+       switch (codec->core.vendor_id) {
+-      case 0x10ec0236:
+       case 0x10ec0255:
++              alc_process_coef_fw(codec, coef0255);
++              msleep(300);
++              val = alc_read_coef_idx(codec, 0x46);
++              is_ctia = (val & 0x0070) == 0x0070;
++              break;
++      case 0x10ec0236:
+       case 0x10ec0256:
++              alc_write_coef_idx(codec, 0x1b, 0x0e4b);
++              alc_write_coef_idx(codec, 0x06, 0x6104);
++              alc_write_coefex_idx(codec, 0x57, 0x3, 0x09a3);
++
++              snd_hda_codec_write(codec, 0x21, 0,
++                          AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
++              msleep(80);
++              snd_hda_codec_write(codec, 0x21, 0,
++                          AC_VERB_SET_PIN_WIDGET_CONTROL, 0x0);
++
+               alc_process_coef_fw(codec, coef0255);
+               msleep(300);
+               val = alc_read_coef_idx(codec, 0x46);
+               is_ctia = (val & 0x0070) == 0x0070;
++
++              alc_write_coefex_idx(codec, 0x57, 0x3, 0x0da3);
++              alc_update_coefex_idx(codec, 0x57, 0x5, 1<<14, 0);
++
++              snd_hda_codec_write(codec, 0x21, 0,
++                          AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
++              msleep(80);
++              snd_hda_codec_write(codec, 0x21, 0,
++                          AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
+               break;
+       case 0x10ec0234:
+       case 0x10ec0274:
+diff --git a/sound/soc/codecs/cs42xx8.c b/sound/soc/codecs/cs42xx8.c
+index c1785bd4ff19..204bb0eba716 100644
+--- a/sound/soc/codecs/cs42xx8.c
++++ b/sound/soc/codecs/cs42xx8.c
+@@ -559,6 +559,7 @@ static int cs42xx8_runtime_resume(struct device *dev)
+       msleep(5);
+ 
+       regcache_cache_only(cs42xx8->regmap, false);
++      regcache_mark_dirty(cs42xx8->regmap);
+ 
+       ret = regcache_sync(cs42xx8->regmap);
+       if (ret) {
+diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
+index 806d39927318..eeaeffb1a7fd 100644
+--- a/sound/soc/fsl/fsl_asrc.c
++++ b/sound/soc/fsl/fsl_asrc.c
+@@ -286,8 +286,8 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair)
+               return -EINVAL;
+       }
+ 
+-      if ((outrate > 8000 && outrate < 30000) &&
+-          (outrate/inrate > 24 || inrate/outrate > 8)) {
++      if ((outrate >= 8000 && outrate <= 30000) &&
++          (outrate > 24 * inrate || inrate > 8 * outrate)) {
+               pair_err("exceed supported ratio range [1/24, 8] for \
+                               inrate/outrate: %d/%d\n", inrate, outrate);
+               return -EINVAL;
+diff --git a/tools/testing/selftests/timers/adjtick.c 
b/tools/testing/selftests/timers/adjtick.c
+index 0caca3a06bd2..54d8d87f36b3 100644
+--- a/tools/testing/selftests/timers/adjtick.c
++++ b/tools/testing/selftests/timers/adjtick.c
+@@ -136,6 +136,7 @@ int check_tick_adj(long tickval)
+ 
+       eppm = get_ppm_drift();
+       printf("%lld usec, %lld ppm", systick + (systick * eppm / MILLION), 
eppm);
++      fflush(stdout);
+ 
+       tx1.modes = 0;
+       adjtimex(&tx1);
+diff --git a/tools/testing/selftests/timers/leapcrash.c 
b/tools/testing/selftests/timers/leapcrash.c
+index 830c462f605d..dc80728ed191 100644
+--- a/tools/testing/selftests/timers/leapcrash.c
++++ b/tools/testing/selftests/timers/leapcrash.c
+@@ -101,6 +101,7 @@ int main(void)
+               }
+               clear_time_state();
+               printf(".");
++              fflush(stdout);
+       }
+       printf("[OK]\n");
+       return ksft_exit_pass();
+diff --git a/tools/testing/selftests/timers/mqueue-lat.c 
b/tools/testing/selftests/timers/mqueue-lat.c
+index 1867db5d6f5e..7916cf5cc6ff 100644
+--- a/tools/testing/selftests/timers/mqueue-lat.c
++++ b/tools/testing/selftests/timers/mqueue-lat.c
+@@ -102,6 +102,7 @@ int main(int argc, char **argv)
+       int ret;
+ 
+       printf("Mqueue latency :                          ");
++      fflush(stdout);
+ 
+       ret = mqueue_lat_test();
+       if (ret < 0) {
+diff --git a/tools/testing/selftests/timers/nanosleep.c 
b/tools/testing/selftests/timers/nanosleep.c
+index 8adb0bb51d4d..71b5441c2fd9 100644
+--- a/tools/testing/selftests/timers/nanosleep.c
++++ b/tools/testing/selftests/timers/nanosleep.c
+@@ -142,6 +142,7 @@ int main(int argc, char **argv)
+                       continue;
+ 
+               printf("Nanosleep %-31s ", clockstring(clockid));
++              fflush(stdout);
+ 
+               length = 10;
+               while (length <= (NSEC_PER_SEC * 10)) {
+diff --git a/tools/testing/selftests/timers/nsleep-lat.c 
b/tools/testing/selftests/timers/nsleep-lat.c
+index c3c3dc10db17..eb3e79ed7b4a 100644
+--- a/tools/testing/selftests/timers/nsleep-lat.c
++++ b/tools/testing/selftests/timers/nsleep-lat.c
+@@ -155,6 +155,7 @@ int main(int argc, char **argv)
+                       continue;
+ 
+               printf("nsleep latency %-26s ", clockstring(clockid));
++              fflush(stdout);
+ 
+               length = 10;
+               while (length <= (NSEC_PER_SEC * 10)) {
+diff --git a/tools/testing/selftests/timers/raw_skew.c 
b/tools/testing/selftests/timers/raw_skew.c
+index dcf73c5dab6e..b41d8dd0c40c 100644
+--- a/tools/testing/selftests/timers/raw_skew.c
++++ b/tools/testing/selftests/timers/raw_skew.c
+@@ -112,6 +112,7 @@ int main(int argv, char **argc)
+               printf("WARNING: ADJ_OFFSET in progress, this will cause 
inaccurate results\n");
+ 
+       printf("Estimating clock drift: ");
++      fflush(stdout);
+       sleep(120);
+ 
+       get_monotonic_and_raw(&mon, &raw);
+diff --git a/tools/testing/selftests/timers/set-tai.c 
b/tools/testing/selftests/timers/set-tai.c
+index 70fed27d8fd3..8c4179ee2ca2 100644
+--- a/tools/testing/selftests/timers/set-tai.c
++++ b/tools/testing/selftests/timers/set-tai.c
+@@ -55,6 +55,7 @@ int main(int argc, char **argv)
+       printf("tai offset started at %i\n", ret);
+ 
+       printf("Checking tai offsets can be properly set: ");
++      fflush(stdout);
+       for (i = 1; i <= 60; i++) {
+               ret = set_tai(i);
+               ret = get_tai();
+diff --git a/tools/testing/selftests/timers/set-tz.c 
b/tools/testing/selftests/timers/set-tz.c
+index 877fd5532fee..62bd33eb16f0 100644
+--- a/tools/testing/selftests/timers/set-tz.c
++++ b/tools/testing/selftests/timers/set-tz.c
+@@ -65,6 +65,7 @@ int main(int argc, char **argv)
+       printf("tz_minuteswest started at %i, dst at %i\n", min, dst);
+ 
+       printf("Checking tz_minuteswest can be properly set: ");
++      fflush(stdout);
+       for (i = -15*60; i < 15*60; i += 30) {
+               ret = set_tz(i, dst);
+               ret = get_tz_min();
+@@ -76,6 +77,7 @@ int main(int argc, char **argv)
+       printf("[OK]\n");
+ 
+       printf("Checking invalid tz_minuteswest values are caught: ");
++      fflush(stdout);
+ 
+       if (!set_tz(-15*60-1, dst)) {
+               printf("[FAILED] %i didn't return failure!\n", -15*60-1);
+diff --git a/tools/testing/selftests/timers/threadtest.c 
b/tools/testing/selftests/timers/threadtest.c
+index 759c9c06f1a0..cf3e48919874 100644
+--- a/tools/testing/selftests/timers/threadtest.c
++++ b/tools/testing/selftests/timers/threadtest.c
+@@ -163,6 +163,7 @@ int main(int argc, char **argv)
+       strftime(buf, 255, "%a, %d %b %Y %T %z", localtime(&start));
+       printf("%s\n", buf);
+       printf("Testing consistency with %i threads for %ld seconds: ", 
thread_count, runtime);
++      fflush(stdout);
+ 
+       /* spawn */
+       for (i = 0; i < thread_count; i++)
+diff --git a/tools/testing/selftests/timers/valid-adjtimex.c 
b/tools/testing/selftests/timers/valid-adjtimex.c
+index d9d3ab93b31a..5397de708d3c 100644
+--- a/tools/testing/selftests/timers/valid-adjtimex.c
++++ b/tools/testing/selftests/timers/valid-adjtimex.c
+@@ -123,6 +123,7 @@ int validate_freq(void)
+       /* Set the leap second insert flag */
+ 
+       printf("Testing ADJ_FREQ... ");
++      fflush(stdout);
+       for (i = 0; i < NUM_FREQ_VALID; i++) {
+               tx.modes = ADJ_FREQUENCY;
+               tx.freq = valid_freq[i];
+@@ -250,6 +251,7 @@ int set_bad_offset(long sec, long usec, int use_nano)
+ int validate_set_offset(void)
+ {
+       printf("Testing ADJ_SETOFFSET... ");
++      fflush(stdout);
+ 
+       /* Test valid values */
+       if (set_offset(NSEC_PER_SEC - 1, 1))

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