commit:     5092479270a0ffa0512f1925aef6be971a6b8846
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Sat Jul  2 16:04:44 2022 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Sat Jul  2 16:04:44 2022 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=50924792

Linux patch 4.9.321

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README              |   4 +
 1320_linux-4.9.321.patch | 939 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 943 insertions(+)

diff --git a/0000_README b/0000_README
index 1aa08f52..18d626e1 100644
--- a/0000_README
+++ b/0000_README
@@ -1323,6 +1323,10 @@ Patch:  1319_linux-4.9.320.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.9.320
 
+Patch:  1320_linux-4.9.321.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.9.321
+
 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/1320_linux-4.9.321.patch b/1320_linux-4.9.321.patch
new file mode 100644
index 00000000..a8ce71b2
--- /dev/null
+++ b/1320_linux-4.9.321.patch
@@ -0,0 +1,939 @@
+diff --git a/Documentation/ABI/testing/sysfs-bus-iio-vf610 
b/Documentation/ABI/testing/sysfs-bus-iio-vf610
+index 308a6756d3bf3..491ead8044888 100644
+--- a/Documentation/ABI/testing/sysfs-bus-iio-vf610
++++ b/Documentation/ABI/testing/sysfs-bus-iio-vf610
+@@ -1,4 +1,4 @@
+-What:         /sys/bus/iio/devices/iio:deviceX/conversion_mode
++What:         /sys/bus/iio/devices/iio:deviceX/in_conversion_mode
+ KernelVersion:        4.2
+ Contact:      linux-...@vger.kernel.org
+ Description:
+diff --git a/Makefile b/Makefile
+index 04cefc7d5b47f..4b9b412d5fb82 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 320
++SUBLEVEL = 321
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+ 
+diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi
+index 8ccafdfbe87cc..5fae9adb9f320 100644
+--- a/arch/arm/boot/dts/imx6qdl.dtsi
++++ b/arch/arm/boot/dts/imx6qdl.dtsi
+@@ -686,7 +686,7 @@
+                                       regulator-name = "vddpu";
+                                       regulator-min-microvolt = <725000>;
+                                       regulator-max-microvolt = <1450000>;
+-                                      regulator-enable-ramp-delay = <150>;
++                                      regulator-enable-ramp-delay = <380>;
+                                       anatop-reg-offset = <0x140>;
+                                       anatop-vol-bit-shift = <9>;
+                                       anatop-vol-bit-width = <5>;
+diff --git a/arch/arm/mach-axxia/platsmp.c b/arch/arm/mach-axxia/platsmp.c
+index ffbd71d45008a..a895ab988b580 100644
+--- a/arch/arm/mach-axxia/platsmp.c
++++ b/arch/arm/mach-axxia/platsmp.c
+@@ -42,6 +42,7 @@ static int axxia_boot_secondary(unsigned int cpu, struct 
task_struct *idle)
+               return -ENOENT;
+ 
+       syscon = of_iomap(syscon_np, 0);
++      of_node_put(syscon_np);
+       if (!syscon)
+               return -ENOMEM;
+ 
+diff --git a/arch/arm/mach-cns3xxx/core.c b/arch/arm/mach-cns3xxx/core.c
+index 7d5a44a06648d..95716fc9e6286 100644
+--- a/arch/arm/mach-cns3xxx/core.c
++++ b/arch/arm/mach-cns3xxx/core.c
+@@ -379,6 +379,7 @@ static void __init cns3xxx_init(void)
+               /* De-Asscer SATA Reset */
+               cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SATA));
+       }
++      of_node_put(dn);
+ 
+       dn = of_find_compatible_node(NULL, NULL, "cavium,cns3420-sdhci");
+       if (of_device_is_available(dn)) {
+@@ -392,6 +393,7 @@ static void __init cns3xxx_init(void)
+               cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SDIO));
+               cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SDIO));
+       }
++      of_node_put(dn);
+ 
+       pm_power_off = cns3xxx_power_off;
+ 
+diff --git a/arch/arm/mach-exynos/exynos.c b/arch/arm/mach-exynos/exynos.c
+index 757fc11de30d8..e6ef717f1621a 100644
+--- a/arch/arm/mach-exynos/exynos.c
++++ b/arch/arm/mach-exynos/exynos.c
+@@ -167,6 +167,7 @@ static void exynos_map_pmu(void)
+       np = of_find_matching_node(NULL, exynos_dt_pmu_match);
+       if (np)
+               pmu_base_addr = of_iomap(np, 0);
++      of_node_put(np);
+ }
+ 
+ static void __init exynos_init_irq(void)
+diff --git a/arch/mips/vr41xx/common/icu.c b/arch/mips/vr41xx/common/icu.c
+index 41e873bc84747..a174fda8b3971 100644
+--- a/arch/mips/vr41xx/common/icu.c
++++ b/arch/mips/vr41xx/common/icu.c
+@@ -653,8 +653,6 @@ static int icu_get_irq(unsigned int irq)
+ 
+       printk(KERN_ERR "spurious ICU interrupt: %04x,%04x\n", pend1, pend2);
+ 
+-      atomic_inc(&irq_err_count);
+-
+       return -1;
+ }
+ 
+diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
+index 54c95e7c74cce..a8ddf01a1f052 100644
+--- a/arch/powerpc/kernel/process.c
++++ b/arch/powerpc/kernel/process.c
+@@ -1591,7 +1591,7 @@ void start_thread(struct pt_regs *regs, unsigned long 
start, unsigned long sp)
+               tm_reclaim_current(0);
+ #endif
+ 
+-      memset(regs->gpr, 0, sizeof(regs->gpr));
++      memset(&regs->gpr[1], 0, sizeof(regs->gpr) - sizeof(regs->gpr[0]));
+       regs->ctr = 0;
+       regs->link = 0;
+       regs->xer = 0;
+diff --git a/arch/powerpc/platforms/pseries/pseries.h 
b/arch/powerpc/platforms/pseries/pseries.h
+index 62ff57cf6c249..18f797a665fda 100644
+--- a/arch/powerpc/platforms/pseries/pseries.h
++++ b/arch/powerpc/platforms/pseries/pseries.h
+@@ -81,4 +81,6 @@ unsigned long pseries_memory_block_size(void);
+ 
+ void pseries_setup_rfi_flush(void);
+ 
++void pseries_rng_init(void);
++
+ #endif /* _PSERIES_PSERIES_H */
+diff --git a/arch/powerpc/platforms/pseries/rng.c 
b/arch/powerpc/platforms/pseries/rng.c
+index 262b8c5e1b9d0..2262630543e91 100644
+--- a/arch/powerpc/platforms/pseries/rng.c
++++ b/arch/powerpc/platforms/pseries/rng.c
+@@ -14,6 +14,7 @@
+ #include <asm/archrandom.h>
+ #include <asm/machdep.h>
+ #include <asm/plpar_wrappers.h>
++#include "pseries.h"
+ 
+ 
+ static int pseries_get_random_long(unsigned long *v)
+@@ -28,19 +29,13 @@ static int pseries_get_random_long(unsigned long *v)
+       return 0;
+ }
+ 
+-static __init int rng_init(void)
++void __init pseries_rng_init(void)
+ {
+       struct device_node *dn;
+ 
+       dn = of_find_compatible_node(NULL, NULL, "ibm,random");
+       if (!dn)
+-              return -ENODEV;
+-
+-      pr_info("Registering arch random hook.\n");
+-
++              return;
+       ppc_md.get_random_seed = pseries_get_random_long;
+-
+       of_node_put(dn);
+-      return 0;
+ }
+-machine_subsys_initcall(pseries, rng_init);
+diff --git a/arch/powerpc/platforms/pseries/setup.c 
b/arch/powerpc/platforms/pseries/setup.c
+index bb74711388621..a06ea88ff7576 100644
+--- a/arch/powerpc/platforms/pseries/setup.c
++++ b/arch/powerpc/platforms/pseries/setup.c
+@@ -585,6 +585,7 @@ static void __init pSeries_setup_arch(void)
+       }
+ 
+       ppc_md.pcibios_root_bridge_prepare = pseries_root_bridge_prepare;
++      pseries_rng_init();
+ }
+ 
+ static int __init pSeries_init_panel(void)
+diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h
+index 1624a7ffa95d8..3f1f58c1a9ce6 100644
+--- a/arch/x86/include/asm/kexec.h
++++ b/arch/x86/include/asm/kexec.h
+@@ -20,6 +20,7 @@
+ #ifndef __ASSEMBLY__
+ 
+ #include <linux/string.h>
++#include <linux/module.h>
+ 
+ #include <asm/page.h>
+ #include <asm/ptrace.h>
+@@ -206,6 +207,12 @@ struct kexec_entry64_regs {
+       uint64_t r15;
+       uint64_t rip;
+ };
++
++#ifdef CONFIG_KEXEC_FILE
++int arch_kexec_apply_relocations_add(const Elf_Ehdr *ehdr,
++                                   Elf_Shdr *sechdrs, unsigned int relsec);
++#define arch_kexec_apply_relocations_add arch_kexec_apply_relocations_add
++#endif
+ #endif
+ 
+ typedef void crash_vmclear_fn(void);
+diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
+index 2251a6e0973a8..d4b4386df5686 100644
+--- a/arch/xtensa/kernel/time.c
++++ b/arch/xtensa/kernel/time.c
+@@ -146,6 +146,7 @@ static void __init calibrate_ccount(void)
+       cpu = of_find_compatible_node(NULL, NULL, "cdns,xtensa-cpu");
+       if (cpu) {
+               clk = of_clk_get(cpu, 0);
++              of_node_put(cpu);
+               if (!IS_ERR(clk)) {
+                       ccount_freq = clk_get_rate(clk);
+                       return;
+diff --git a/arch/xtensa/platforms/xtfpga/setup.c 
b/arch/xtensa/platforms/xtfpga/setup.c
+index db5122765f166..ce00dc2b3a1ec 100644
+--- a/arch/xtensa/platforms/xtfpga/setup.c
++++ b/arch/xtensa/platforms/xtfpga/setup.c
+@@ -152,6 +152,7 @@ static int __init machine_setup(void)
+ 
+       if ((eth = of_find_compatible_node(eth, NULL, "opencores,ethoc")))
+               update_local_mac(eth);
++      of_node_put(eth);
+       return 0;
+ }
+ arch_initcall(machine_setup);
+diff --git a/drivers/char/random.c b/drivers/char/random.c
+index 8e701ea78b0da..38591c53ea571 100644
+--- a/drivers/char/random.c
++++ b/drivers/char/random.c
+@@ -89,7 +89,7 @@ static RAW_NOTIFIER_HEAD(random_ready_chain);
+ 
+ /* Control how we warn userspace. */
+ static struct ratelimit_state urandom_warning =
+-      RATELIMIT_STATE_INIT("warn_urandom_randomness", HZ, 3);
++      RATELIMIT_STATE_INIT_FLAGS("urandom_warning", HZ, 3, 
RATELIMIT_MSG_ON_RELEASE);
+ static int ratelimit_disable __read_mostly =
+       IS_ENABLED(CONFIG_WARN_ALL_UNSEEDED_RANDOM);
+ module_param_named(ratelimit_disable, ratelimit_disable, int, 0644);
+@@ -997,7 +997,7 @@ void add_interrupt_randomness(int irq)
+       if (new_count & MIX_INFLIGHT)
+               return;
+ 
+-      if (new_count < 64 && !time_is_before_jiffies(fast_pool->last + HZ))
++      if (new_count < 1024 && !time_is_before_jiffies(fast_pool->last + HZ))
+               return;
+ 
+       if (unlikely(!fast_pool->mix.func))
+diff --git a/drivers/gpio/gpio-vr41xx.c b/drivers/gpio/gpio-vr41xx.c
+index ac8deb01f6f63..ee3163dd794bc 100644
+--- a/drivers/gpio/gpio-vr41xx.c
++++ b/drivers/gpio/gpio-vr41xx.c
+@@ -224,8 +224,6 @@ static int giu_get_irq(unsigned int irq)
+       printk(KERN_ERR "spurious GIU interrupt: %04x(%04x),%04x(%04x)\n",
+              maskl, pendl, maskh, pendh);
+ 
+-      atomic_inc(&irq_err_count);
+-
+       return -EINVAL;
+ }
+ 
+diff --git a/drivers/gpu/drm/drm_crtc_helper_internal.h 
b/drivers/gpu/drm/drm_crtc_helper_internal.h
+index 28295e5d0d9ea..8c967157aa909 100644
+--- a/drivers/gpu/drm/drm_crtc_helper_internal.h
++++ b/drivers/gpu/drm/drm_crtc_helper_internal.h
+@@ -28,16 +28,6 @@
+ 
+ #include <drm/drm_dp_helper.h>
+ 
+-/* drm_fb_helper.c */
+-#ifdef CONFIG_DRM_FBDEV_EMULATION
+-int drm_fb_helper_modinit(void);
+-#else
+-static inline int drm_fb_helper_modinit(void)
+-{
+-      return 0;
+-}
+-#endif
+-
+ /* drm_dp_aux_dev.c */
+ #ifdef CONFIG_DRM_DP_AUX_CHARDEV
+ int drm_dp_aux_dev_init(void);
+diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
+index 2e85e609f1256..9c571336ae81c 100644
+--- a/drivers/gpu/drm/drm_fb_helper.c
++++ b/drivers/gpu/drm/drm_fb_helper.c
+@@ -2324,24 +2324,3 @@ int drm_fb_helper_hotplug_event(struct drm_fb_helper 
*fb_helper)
+       return 0;
+ }
+ EXPORT_SYMBOL(drm_fb_helper_hotplug_event);
+-
+-/* The Kconfig DRM_KMS_HELPER selects FRAMEBUFFER_CONSOLE (if !EXPERT)
+- * but the module doesn't depend on any fb console symbols.  At least
+- * attempt to load fbcon to avoid leaving the system without a usable console.
+- */
+-int __init drm_fb_helper_modinit(void)
+-{
+-#if defined(CONFIG_FRAMEBUFFER_CONSOLE_MODULE) && !defined(CONFIG_EXPERT)
+-      const char *name = "fbcon";
+-      struct module *fbcon;
+-
+-      mutex_lock(&module_mutex);
+-      fbcon = find_module(name);
+-      mutex_unlock(&module_mutex);
+-
+-      if (!fbcon)
+-              request_module_nowait(name);
+-#endif
+-      return 0;
+-}
+-EXPORT_SYMBOL(drm_fb_helper_modinit);
+diff --git a/drivers/gpu/drm/drm_kms_helper_common.c 
b/drivers/gpu/drm/drm_kms_helper_common.c
+index 45db36cd3d200..4c11711234b6f 100644
+--- a/drivers/gpu/drm/drm_kms_helper_common.c
++++ b/drivers/gpu/drm/drm_kms_helper_common.c
+@@ -36,19 +36,18 @@ MODULE_LICENSE("GPL and additional rights");
+ 
+ static int __init drm_kms_helper_init(void)
+ {
+-      int ret;
+-
+-      /* Call init functions from specific kms helpers here */
+-      ret = drm_fb_helper_modinit();
+-      if (ret < 0)
+-              goto out;
+-
+-      ret = drm_dp_aux_dev_init();
+-      if (ret < 0)
+-              goto out;
+-
+-out:
+-      return ret;
++      /*
++       * The Kconfig DRM_KMS_HELPER selects FRAMEBUFFER_CONSOLE (if !EXPERT)
++       * but the module doesn't depend on any fb console symbols.  At least
++       * attempt to load fbcon to avoid leaving the system without a usable
++       * console.
++       */
++      if (IS_ENABLED(CONFIG_DRM_FBDEV_EMULATION) &&
++          IS_MODULE(CONFIG_FRAMEBUFFER_CONSOLE) &&
++          !IS_ENABLED(CONFIG_EXPERT))
++              request_module_nowait("fbcon");
++
++      return drm_dp_aux_dev_init();
+ }
+ 
+ static void __exit drm_kms_helper_exit(void)
+diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
+index 02a361de3dcca..8028bc432ffba 100644
+--- a/drivers/iio/accel/bma180.c
++++ b/drivers/iio/accel/bma180.c
+@@ -776,11 +776,12 @@ static int bma180_probe(struct i2c_client *client,
+               data->trig->dev.parent = &client->dev;
+               data->trig->ops = &bma180_trigger_ops;
+               iio_trigger_set_drvdata(data->trig, indio_dev);
+-              indio_dev->trig = iio_trigger_get(data->trig);
+ 
+               ret = iio_trigger_register(data->trig);
+               if (ret)
+                       goto err_trigger_free;
++
++              indio_dev->trig = iio_trigger_get(data->trig);
+       }
+ 
+       ret = iio_triggered_buffer_setup(indio_dev, NULL,
+diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
+index 0346c37b1e285..3e4f5ab39af30 100644
+--- a/drivers/iio/accel/mma8452.c
++++ b/drivers/iio/accel/mma8452.c
+@@ -1405,10 +1405,14 @@ static int mma8452_reset(struct i2c_client *client)
+       int i;
+       int ret;
+ 
+-      ret = i2c_smbus_write_byte_data(client, MMA8452_CTRL_REG2,
++      /*
++       * Find on fxls8471, after config reset bit, it reset immediately,
++       * and will not give ACK, so here do not check the return value.
++       * The following code will read the reset register, and check whether
++       * this reset works.
++       */
++      i2c_smbus_write_byte_data(client, MMA8452_CTRL_REG2,
+                                       MMA8452_CTRL_REG2_RST);
+-      if (ret < 0)
+-              return ret;
+ 
+       for (i = 0; i < 10; i++) {
+               usleep_range(100, 200);
+diff --git a/drivers/iio/trigger/iio-trig-sysfs.c 
b/drivers/iio/trigger/iio-trig-sysfs.c
+index 202e8b89caf2d..0e9590e071d14 100644
+--- a/drivers/iio/trigger/iio-trig-sysfs.c
++++ b/drivers/iio/trigger/iio-trig-sysfs.c
+@@ -199,6 +199,7 @@ static int iio_sysfs_trigger_remove(int id)
+       }
+ 
+       iio_trigger_unregister(t->trig);
++      irq_work_sync(&t->work);
+       iio_trigger_free(t->trig);
+ 
+       list_del(&t->l);
+diff --git a/drivers/md/dm-era-target.c b/drivers/md/dm-era-target.c
+index c7151febbb094..521f733e70e13 100644
+--- a/drivers/md/dm-era-target.c
++++ b/drivers/md/dm-era-target.c
+@@ -1398,7 +1398,7 @@ static void start_worker(struct era *era)
+ static void stop_worker(struct era *era)
+ {
+       atomic_set(&era->suspended, 1);
+-      flush_workqueue(era->wq);
++      drain_workqueue(era->wq);
+ }
+ 
+ /*----------------------------------------------------------------
+@@ -1583,6 +1583,12 @@ static void era_postsuspend(struct dm_target *ti)
+       }
+ 
+       stop_worker(era);
++
++      r = metadata_commit(era->md);
++      if (r) {
++              DMERR("%s: metadata_commit failed", __func__);
++              /* FIXME: fail mode */
++      }
+ }
+ 
+ static int era_preresume(struct dm_target *ti)
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index 0d9226bdf6614..33843b89ab047 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -3014,9 +3014,11 @@ re_arm:
+               if (!rtnl_trylock())
+                       return;
+ 
+-              if (should_notify_peers)
++              if (should_notify_peers) {
++                      bond->send_peer_notif--;
+                       call_netdevice_notifiers(NETDEV_NOTIFY_PEERS,
+                                                bond->dev);
++              }
+               if (should_notify_rtnl) {
+                       bond_slave_state_notify(bond);
+                       bond_slave_link_notify(bond);
+diff --git a/drivers/net/ethernet/intel/igb/igb_main.c 
b/drivers/net/ethernet/intel/igb/igb_main.c
+index d825e527ec1ac..2e713e5f75cdb 100644
+--- a/drivers/net/ethernet/intel/igb/igb_main.c
++++ b/drivers/net/ethernet/intel/igb/igb_main.c
+@@ -8161,11 +8161,10 @@ static void igb_init_dmac(struct igb_adapter *adapter, 
u32 pba)
+       struct e1000_hw *hw = &adapter->hw;
+       u32 dmac_thr;
+       u16 hwm;
++      u32 reg;
+ 
+       if (hw->mac.type > e1000_82580) {
+               if (adapter->flags & IGB_FLAG_DMAC) {
+-                      u32 reg;
+-
+                       /* force threshold to 0. */
+                       wr32(E1000_DMCTXTH, 0);
+ 
+@@ -8198,7 +8197,6 @@ static void igb_init_dmac(struct igb_adapter *adapter, 
u32 pba)
+                       /* Disable BMC-to-OS Watchdog Enable */
+                       if (hw->mac.type != e1000_i354)
+                               reg &= ~E1000_DMACR_DC_BMC2OSW_EN;
+-
+                       wr32(E1000_DMACR, reg);
+ 
+                       /* no lower threshold to disable
+@@ -8215,12 +8213,12 @@ static void igb_init_dmac(struct igb_adapter *adapter, 
u32 pba)
+                        */
+                       wr32(E1000_DMCTXTH, (IGB_MIN_TXPBSIZE -
+                            (IGB_TX_BUF_4096 + adapter->max_frame_size)) >> 6);
++              }
+ 
+-                      /* make low power state decision controlled
+-                       * by DMA coal
+-                       */
++              if (hw->mac.type >= e1000_i210 ||
++                  (adapter->flags & IGB_FLAG_DMAC)) {
+                       reg = rd32(E1000_PCIEMISC);
+-                      reg &= ~E1000_PCIEMISC_LX_DECISION;
++                      reg |= E1000_PCIEMISC_LX_DECISION;
+                       wr32(E1000_PCIEMISC, reg);
+               } /* endif adapter->dmac is not disabled */
+       } else if (hw->mac.type == e1000_82580) {
+diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
+index e797fa92c90dd..513558eecfd6c 100644
+--- a/drivers/of/fdt.c
++++ b/drivers/of/fdt.c
+@@ -1110,6 +1110,10 @@ int __init early_init_dt_scan_chosen(unsigned long 
node, const char *uname,
+ 
+               /* try to clear seed so it won't be found. */
+               fdt_nop_property(initial_boot_params, node, "rng-seed");
++
++              /* update CRC check value */
++              of_fdt_crc32 = crc32_be(~0, initial_boot_params,
++                              fdt_totalsize(initial_boot_params));
+       }
+ 
+       /* break now */
+@@ -1213,6 +1217,8 @@ bool __init early_init_dt_verify(void *params)
+ 
+       /* Setup flat device-tree pointer */
+       initial_boot_params = params;
++      of_fdt_crc32 = crc32_be(~0, initial_boot_params,
++                              fdt_totalsize(initial_boot_params));
+       return true;
+ }
+ 
+@@ -1238,8 +1244,6 @@ bool __init early_init_dt_scan(void *params)
+               return false;
+ 
+       early_init_dt_scan_nodes();
+-      of_fdt_crc32 = crc32_be(~0, initial_boot_params,
+-                              fdt_totalsize(initial_boot_params));
+       return true;
+ }
+ 
+diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
+index 9f1573b0e4530..f7a035fa9a97a 100644
+--- a/drivers/tty/vt/vt.c
++++ b/drivers/tty/vt/vt.c
+@@ -4140,16 +4140,8 @@ static int con_font_get(struct vc_data *vc, struct 
console_font_op *op)
+ 
+       if (op->data && font.charcount > op->charcount)
+               rc = -ENOSPC;
+-      if (!(op->flags & KD_FONT_FLAG_OLD)) {
+-              if (font.width > op->width || font.height > op->height) 
+-                      rc = -ENOSPC;
+-      } else {
+-              if (font.width != 8)
+-                      rc = -EIO;
+-              else if ((op->height && font.height > op->height) ||
+-                       font.height > 32)
+-                      rc = -ENOSPC;
+-      }
++      if (font.width > op->width || font.height > op->height)
++              rc = -ENOSPC;
+       if (rc)
+               goto out;
+ 
+@@ -4177,27 +4169,7 @@ static int con_font_set(struct vc_data *vc, struct 
console_font_op *op)
+               return -EINVAL;
+       if (op->charcount > 512)
+               return -EINVAL;
+-      if (!op->height) {              /* Need to guess font height [compat] */
+-              int h, i;
+-              u8 __user *charmap = op->data;
+-              u8 tmp;
+-              
+-              /* If from KDFONTOP ioctl, don't allow things which can be done 
in userland,
+-                 so that we can get rid of this soon */
+-              if (!(op->flags & KD_FONT_FLAG_OLD))
+-                      return -EINVAL;
+-              for (h = 32; h > 0; h--)
+-                      for (i = 0; i < op->charcount; i++) {
+-                              if (get_user(tmp, &charmap[32*i+h-1]))
+-                                      return -EFAULT;
+-                              if (tmp)
+-                                      goto nonzero;
+-                      }
+-              return -EINVAL;
+-      nonzero:
+-              op->height = h;
+-      }
+-      if (op->width <= 0 || op->width > 32 || op->height > 32)
++      if (op->width <= 0 || op->width > 32 || !op->height || op->height > 32)
+               return -EINVAL;
+       size = (op->width+7)/8 * 32 * op->charcount;
+       if (size > max_font_size)
+diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c
+index e785a8a7f1c22..1306893d9fd94 100644
+--- a/drivers/tty/vt/vt_ioctl.c
++++ b/drivers/tty/vt/vt_ioctl.c
+@@ -240,48 +240,6 @@ int vt_waitactive(int n)
+ #define GPLAST 0x3df
+ #define GPNUM (GPLAST - GPFIRST + 1)
+ 
+-
+-
+-static inline int 
+-do_fontx_ioctl(struct vc_data *vc, int cmd, struct consolefontdesc __user 
*user_cfd, int perm, struct console_font_op *op)
+-{
+-      struct consolefontdesc cfdarg;
+-      int i;
+-
+-      if (copy_from_user(&cfdarg, user_cfd, sizeof(struct consolefontdesc))) 
+-              return -EFAULT;
+-      
+-      switch (cmd) {
+-      case PIO_FONTX:
+-              if (!perm)
+-                      return -EPERM;
+-              op->op = KD_FONT_OP_SET;
+-              op->flags = KD_FONT_FLAG_OLD;
+-              op->width = 8;
+-              op->height = cfdarg.charheight;
+-              op->charcount = cfdarg.charcount;
+-              op->data = cfdarg.chardata;
+-              return con_font_op(vc, op);
+-
+-      case GIO_FONTX:
+-              op->op = KD_FONT_OP_GET;
+-              op->flags = KD_FONT_FLAG_OLD;
+-              op->width = 8;
+-              op->height = cfdarg.charheight;
+-              op->charcount = cfdarg.charcount;
+-              op->data = cfdarg.chardata;
+-              i = con_font_op(vc, op);
+-              if (i)
+-                      return i;
+-              cfdarg.charheight = op->height;
+-              cfdarg.charcount = op->charcount;
+-              if (copy_to_user(user_cfd, &cfdarg, sizeof(struct 
consolefontdesc)))
+-                      return -EFAULT;
+-              return 0;
+-      }
+-      return -EINVAL;
+-}
+-
+ static inline int 
+ do_unimap_ioctl(int cmd, struct unimapdesc __user *user_ud, int perm, struct 
vc_data *vc)
+ {
+@@ -922,30 +880,6 @@ int vt_ioctl(struct tty_struct *tty,
+               break;
+       }
+ 
+-      case PIO_FONT: {
+-              if (!perm)
+-                      return -EPERM;
+-              op.op = KD_FONT_OP_SET;
+-              op.flags = KD_FONT_FLAG_OLD | KD_FONT_FLAG_DONT_RECALC; /* 
Compatibility */
+-              op.width = 8;
+-              op.height = 0;
+-              op.charcount = 256;
+-              op.data = up;
+-              ret = con_font_op(vc, &op);
+-              break;
+-      }
+-
+-      case GIO_FONT: {
+-              op.op = KD_FONT_OP_GET;
+-              op.flags = KD_FONT_FLAG_OLD;
+-              op.width = 8;
+-              op.height = 32;
+-              op.charcount = 256;
+-              op.data = up;
+-              ret = con_font_op(vc, &op);
+-              break;
+-      }
+-
+       case PIO_CMAP:
+                 if (!perm)
+                       ret = -EPERM;
+@@ -957,36 +891,6 @@ int vt_ioctl(struct tty_struct *tty,
+                 ret = con_get_cmap(up);
+               break;
+ 
+-      case PIO_FONTX:
+-      case GIO_FONTX:
+-              ret = do_fontx_ioctl(vc, cmd, up, perm, &op);
+-              break;
+-
+-      case PIO_FONTRESET:
+-      {
+-              if (!perm)
+-                      return -EPERM;
+-
+-#ifdef BROKEN_GRAPHICS_PROGRAMS
+-              /* With BROKEN_GRAPHICS_PROGRAMS defined, the default
+-                 font is not saved. */
+-              ret = -ENOSYS;
+-              break;
+-#else
+-              {
+-              op.op = KD_FONT_OP_SET_DEFAULT;
+-              op.data = NULL;
+-              ret = con_font_op(vc, &op);
+-              if (ret)
+-                      break;
+-              console_lock();
+-              con_set_default_unimap(vc);
+-              console_unlock();
+-              break;
+-              }
+-#endif
+-      }
+-
+       case KDFONTOP: {
+               if (copy_from_user(&op, up, sizeof(op))) {
+                       ret = -EFAULT;
+@@ -1100,54 +1004,6 @@ void vc_SAK(struct work_struct *work)
+ 
+ #ifdef CONFIG_COMPAT
+ 
+-struct compat_consolefontdesc {
+-      unsigned short charcount;       /* characters in font (256 or 512) */
+-      unsigned short charheight;      /* scan lines per character (1-32) */
+-      compat_caddr_t chardata;        /* font data in expanded form */
+-};
+-
+-static inline int
+-compat_fontx_ioctl(struct vc_data *vc, int cmd,
+-                 struct compat_consolefontdesc __user *user_cfd,
+-                 int perm, struct console_font_op *op)
+-{
+-      struct compat_consolefontdesc cfdarg;
+-      int i;
+-
+-      if (copy_from_user(&cfdarg, user_cfd, sizeof(struct 
compat_consolefontdesc)))
+-              return -EFAULT;
+-
+-      switch (cmd) {
+-      case PIO_FONTX:
+-              if (!perm)
+-                      return -EPERM;
+-              op->op = KD_FONT_OP_SET;
+-              op->flags = KD_FONT_FLAG_OLD;
+-              op->width = 8;
+-              op->height = cfdarg.charheight;
+-              op->charcount = cfdarg.charcount;
+-              op->data = compat_ptr(cfdarg.chardata);
+-              return con_font_op(vc, op);
+-
+-      case GIO_FONTX:
+-              op->op = KD_FONT_OP_GET;
+-              op->flags = KD_FONT_FLAG_OLD;
+-              op->width = 8;
+-              op->height = cfdarg.charheight;
+-              op->charcount = cfdarg.charcount;
+-              op->data = compat_ptr(cfdarg.chardata);
+-              i = con_font_op(vc, op);
+-              if (i)
+-                      return i;
+-              cfdarg.charheight = op->height;
+-              cfdarg.charcount = op->charcount;
+-              if (copy_to_user(user_cfd, &cfdarg, sizeof(struct 
compat_consolefontdesc)))
+-                      return -EFAULT;
+-              return 0;
+-      }
+-      return -EINVAL;
+-}
+-
+ struct compat_console_font_op {
+       compat_uint_t op;        /* operation code KD_FONT_OP_* */
+       compat_uint_t flags;     /* KD_FONT_FLAG_* */
+@@ -1229,11 +1085,6 @@ long vt_compat_ioctl(struct tty_struct *tty,
+       /*
+        * these need special handlers for incompatible data structures
+        */
+-      case PIO_FONTX:
+-      case GIO_FONTX:
+-              ret = compat_fontx_ioctl(vc, cmd, up, perm, &op);
+-              break;
+-
+       case KDFONTOP:
+               ret = compat_kdfontop_ioctl(up, perm, &op, vc);
+               break;
+diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
+index 2fbc67ca47d40..8b0d584e5d2b1 100644
+--- a/drivers/usb/chipidea/udc.c
++++ b/drivers/usb/chipidea/udc.c
+@@ -921,6 +921,9 @@ isr_setup_status_complete(struct usb_ep *ep, struct 
usb_request *req)
+       struct ci_hdrc *ci = req->context;
+       unsigned long flags;
+ 
++      if (req->status < 0)
++              return;
++
+       if (ci->setaddr) {
+               hw_usb_set_address(ci, ci->address);
+               ci->setaddr = false;
+diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
+index 8add5a762f219..f54ab5706cd11 100644
+--- a/drivers/usb/serial/option.c
++++ b/drivers/usb/serial/option.c
+@@ -1253,6 +1253,7 @@ static const struct usb_device_id option_ids[] = {
+         .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+       { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1231, 0xff),    /* 
Telit LE910Cx (RNDIS) */
+         .driver_info = NCTRL(2) | RSVD(3) },
++      { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x1250, 0xff, 0x00, 
0x00) },   /* Telit LE910Cx (rmnet) */
+       { USB_DEVICE(TELIT_VENDOR_ID, 0x1260),
+         .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+       { USB_DEVICE(TELIT_VENDOR_ID, 0x1261),
+diff --git a/drivers/xen/features.c b/drivers/xen/features.c
+index d7d34fdfc9938..f466f776604f2 100644
+--- a/drivers/xen/features.c
++++ b/drivers/xen/features.c
+@@ -28,6 +28,6 @@ void xen_setup_features(void)
+               if (HYPERVISOR_xen_version(XENVER_get_features, &fi) < 0)
+                       break;
+               for (j = 0; j < 32; j++)
+-                      xen_features[i * 32 + j] = !!(fi.submap & 1<<j);
++                      xen_features[i * 32 + j] = !!(fi.submap & 1U << j);
+       }
+ }
+diff --git a/drivers/xen/xlate_mmu.c b/drivers/xen/xlate_mmu.c
+index e7df65d32c918..136345b45b29d 100644
+--- a/drivers/xen/xlate_mmu.c
++++ b/drivers/xen/xlate_mmu.c
+@@ -262,4 +262,3 @@ int __init xen_xlate_map_ballooned_pages(xen_pfn_t **gfns, 
void **virt,
+ 
+       return 0;
+ }
+-EXPORT_SYMBOL_GPL(xen_xlate_map_ballooned_pages);
+diff --git a/include/linux/kd.h b/include/linux/kd.h
+deleted file mode 100644
+index 25bd17fad239f..0000000000000
+--- a/include/linux/kd.h
++++ /dev/null
+@@ -1,7 +0,0 @@
+-#ifndef _LINUX_KD_H
+-#define _LINUX_KD_H
+-
+-#include <uapi/linux/kd.h>
+-
+-#define KD_FONT_FLAG_OLD              0x80000000      /* Invoked via old 
interface [compat] */
+-#endif /* _LINUX_KD_H */
+diff --git a/include/linux/kexec.h b/include/linux/kexec.h
+index 406c33dcae137..565be657098b0 100644
+--- a/include/linux/kexec.h
++++ b/include/linux/kexec.h
+@@ -148,6 +148,28 @@ struct kexec_file_ops {
+       kexec_verify_sig_t *verify_sig;
+ #endif
+ };
++
++#ifndef arch_kexec_apply_relocations_add
++/* Apply relocations of type RELA */
++static inline int
++arch_kexec_apply_relocations_add(const Elf_Ehdr *ehdr,
++                               Elf_Shdr *sechdrs, unsigned int relsec)
++{
++      pr_err("RELA relocation unsupported.\n");
++      return -ENOEXEC;
++}
++#endif
++
++#ifndef arch_kexec_apply_relocations
++/* Apply relocations of type REL */
++static inline int
++arch_kexec_apply_relocations(const Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
++                           unsigned int relsec)
++{
++      pr_err("REL relocation unsupported.\n");
++      return -ENOEXEC;
++}
++#endif
+ #endif
+ 
+ struct kimage {
+@@ -320,10 +342,6 @@ void * __weak arch_kexec_kernel_image_load(struct kimage 
*image);
+ int __weak arch_kimage_file_post_load_cleanup(struct kimage *image);
+ int __weak arch_kexec_kernel_verify_sig(struct kimage *image, void *buf,
+                                       unsigned long buf_len);
+-int __weak arch_kexec_apply_relocations_add(const Elf_Ehdr *ehdr,
+-                                      Elf_Shdr *sechdrs, unsigned int relsec);
+-int __weak arch_kexec_apply_relocations(const Elf_Ehdr *ehdr, Elf_Shdr 
*sechdrs,
+-                                      unsigned int relsec);
+ void arch_kexec_protect_crashkres(void);
+ void arch_kexec_unprotect_crashkres(void);
+ 
+diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h
+index 57c9e0622a38d..7ce241cb51a1f 100644
+--- a/include/linux/ratelimit.h
++++ b/include/linux/ratelimit.h
+@@ -22,12 +22,16 @@ struct ratelimit_state {
+       unsigned long   flags;
+ };
+ 
+-#define RATELIMIT_STATE_INIT(name, interval_init, burst_init) {               
\
+-              .lock           = __RAW_SPIN_LOCK_UNLOCKED(name.lock),  \
+-              .interval       = interval_init,                        \
+-              .burst          = burst_init,                           \
++#define RATELIMIT_STATE_INIT_FLAGS(name, interval_init, burst_init, 
flags_init) { \
++              .lock           = __RAW_SPIN_LOCK_UNLOCKED(name.lock),          
  \
++              .interval       = interval_init,                                
  \
++              .burst          = burst_init,                                   
  \
++              .flags          = flags_init,                                   
  \
+       }
+ 
++#define RATELIMIT_STATE_INIT(name, interval_init, burst_init) \
++      RATELIMIT_STATE_INIT_FLAGS(name, interval_init, burst_init, 0)
++
+ #define RATELIMIT_STATE_INIT_DISABLED                                 \
+       RATELIMIT_STATE_INIT(ratelimit_state, 0, DEFAULT_RATELIMIT_BURST)
+ 
+diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h
+index 2fbbf990e4b33..330f40c9ffa8e 100644
+--- a/include/trace/events/libata.h
++++ b/include/trace/events/libata.h
+@@ -248,6 +248,7 @@ DECLARE_EVENT_CLASS(ata_qc_complete_template,
+               __entry->hob_feature    = qc->result_tf.hob_feature;
+               __entry->nsect          = qc->result_tf.nsect;
+               __entry->hob_nsect      = qc->result_tf.hob_nsect;
++              __entry->flags          = qc->flags;
+       ),
+ 
+       TP_printk("ata_port=%u ata_dev=%u tag=%d flags=%s status=%s " \
+diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c
+index 2edaed6803ff7..eb775e699836a 100644
+--- a/kernel/kexec_file.c
++++ b/kernel/kexec_file.c
+@@ -59,24 +59,6 @@ int __weak arch_kexec_kernel_verify_sig(struct kimage 
*image, void *buf,
+ }
+ #endif
+ 
+-/* Apply relocations of type RELA */
+-int __weak
+-arch_kexec_apply_relocations_add(const Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
+-                               unsigned int relsec)
+-{
+-      pr_err("RELA relocation unsupported.\n");
+-      return -ENOEXEC;
+-}
+-
+-/* Apply relocations of type REL */
+-int __weak
+-arch_kexec_apply_relocations(const Elf_Ehdr *ehdr, Elf_Shdr *sechdrs,
+-                           unsigned int relsec)
+-{
+-      pr_err("REL relocation unsupported.\n");
+-      return -ENOEXEC;
+-}
+-
+ /*
+  * Free up memory used by kernel, initrd, and command line. This is temporary
+  * memory allocation which is not needed any more after these buffers have
+diff --git a/lib/swiotlb.c b/lib/swiotlb.c
+index 277a2f6fde6b1..aad34b1c77e2e 100644
+--- a/lib/swiotlb.c
++++ b/lib/swiotlb.c
+@@ -539,7 +539,8 @@ found:
+        * unconditional bounce may prevent leaking swiotlb content (i.e.
+        * kernel memory) to user-space.
+        */
+-      swiotlb_bounce(orig_addr, tlb_addr, size, DMA_TO_DEVICE);
++      if (orig_addr)
++              swiotlb_bounce(orig_addr, tlb_addr, size, DMA_TO_DEVICE);
+       return tlb_addr;
+ }
+ EXPORT_SYMBOL_GPL(swiotlb_tbl_map_single);
+diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
+index c5f3267aa08a0..e29d4006ed667 100644
+--- a/scripts/mod/modpost.c
++++ b/scripts/mod/modpost.c
+@@ -1060,7 +1060,7 @@ static const struct sectioncheck sectioncheck[] = {
+ },
+ /* Do not export init/exit functions or data */
+ {
+-      .fromsec = { "__ksymtab*", NULL },
++      .fromsec = { "___ksymtab*", NULL },
+       .bad_tosec = { INIT_SECTIONS, EXIT_SECTIONS, NULL },
+       .mismatch = EXPORT_TO_INIT_EXIT,
+       .symbol_white_list = { DEFAULT_SYMBOL_WHITE_LIST, NULL },

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