commit: a2bd40cce2a17bc09036561b2d8c5482271e62ac Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> AuthorDate: Thu Mar 11 13:34:11 2021 +0000 Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> CommitDate: Thu Mar 11 13:34:11 2021 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=a2bd40cc
Linux patch 4.4.261 Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> 0000_README | 4 + 1260_linux-4.4.261.patch | 266 +++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 270 insertions(+) diff --git a/0000_README b/0000_README index 07fb141..6c7b6f9 100644 --- a/0000_README +++ b/0000_README @@ -1083,6 +1083,10 @@ Patch: 1259_linux-4.4.260.patch From: http://www.kernel.org Desc: Linux 4.4.260 +Patch: 1260_linux-4.4.261.patch +From: http://www.kernel.org +Desc: Linux 4.4.261 + 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/1260_linux-4.4.261.patch b/1260_linux-4.4.261.patch new file mode 100644 index 0000000..d734ee7 --- /dev/null +++ b/1260_linux-4.4.261.patch @@ -0,0 +1,266 @@ +diff --git a/Makefile b/Makefile +index 7efb6921d9de6..607f1b19555f9 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,6 +1,6 @@ + VERSION = 4 + PATCHLEVEL = 4 +-SUBLEVEL = 260 ++SUBLEVEL = 261 + EXTRAVERSION = + NAME = Blurry Fish Butt + +diff --git a/drivers/block/rsxx/core.c b/drivers/block/rsxx/core.c +index 620a3a67cdd52..0d9137408e3c8 100644 +--- a/drivers/block/rsxx/core.c ++++ b/drivers/block/rsxx/core.c +@@ -180,15 +180,17 @@ static ssize_t rsxx_cram_read(struct file *fp, char __user *ubuf, + { + struct rsxx_cardinfo *card = file_inode(fp)->i_private; + char *buf; +- ssize_t st; ++ int st; + + buf = kzalloc(cnt, GFP_KERNEL); + if (!buf) + return -ENOMEM; + + st = rsxx_creg_read(card, CREG_ADD_CRAM + (u32)*ppos, cnt, buf, 1); +- if (!st) +- st = copy_to_user(ubuf, buf, cnt); ++ if (!st) { ++ if (copy_to_user(ubuf, buf, cnt)) ++ st = -EFAULT; ++ } + kfree(buf); + if (st) + return st; +diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c +index a5a6c7f073af7..7ee520d4d216e 100644 +--- a/drivers/md/dm-table.c ++++ b/drivers/md/dm-table.c +@@ -1210,6 +1210,46 @@ struct dm_target *dm_table_find_target(struct dm_table *t, sector_t sector) + return &t->targets[(KEYS_PER_NODE * n) + k]; + } + ++/* ++ * type->iterate_devices() should be called when the sanity check needs to ++ * iterate and check all underlying data devices. iterate_devices() will ++ * iterate all underlying data devices until it encounters a non-zero return ++ * code, returned by whether the input iterate_devices_callout_fn, or ++ * iterate_devices() itself internally. ++ * ++ * For some target type (e.g. dm-stripe), one call of iterate_devices() may ++ * iterate multiple underlying devices internally, in which case a non-zero ++ * return code returned by iterate_devices_callout_fn will stop the iteration ++ * in advance. ++ * ++ * Cases requiring _any_ underlying device supporting some kind of attribute, ++ * should use the iteration structure like dm_table_any_dev_attr(), or call ++ * it directly. @func should handle semantics of positive examples, e.g. ++ * capable of something. ++ * ++ * Cases requiring _all_ underlying devices supporting some kind of attribute, ++ * should use the iteration structure like dm_table_supports_nowait() or ++ * dm_table_supports_discards(). Or introduce dm_table_all_devs_attr() that ++ * uses an @anti_func that handle semantics of counter examples, e.g. not ++ * capable of something. So: return !dm_table_any_dev_attr(t, anti_func); ++ */ ++static bool dm_table_any_dev_attr(struct dm_table *t, ++ iterate_devices_callout_fn func) ++{ ++ struct dm_target *ti; ++ unsigned int i; ++ ++ for (i = 0; i < dm_table_get_num_targets(t); i++) { ++ ti = dm_table_get_target(t, i); ++ ++ if (ti->type->iterate_devices && ++ ti->type->iterate_devices(ti, func, NULL)) ++ return true; ++ } ++ ++ return false; ++} ++ + static int count_device(struct dm_target *ti, struct dm_dev *dev, + sector_t start, sector_t len, void *data) + { +@@ -1380,12 +1420,12 @@ static bool dm_table_discard_zeroes_data(struct dm_table *t) + return true; + } + +-static int device_is_nonrot(struct dm_target *ti, struct dm_dev *dev, +- sector_t start, sector_t len, void *data) ++static int device_is_rotational(struct dm_target *ti, struct dm_dev *dev, ++ sector_t start, sector_t len, void *data) + { + struct request_queue *q = bdev_get_queue(dev->bdev); + +- return q && blk_queue_nonrot(q); ++ return q && !blk_queue_nonrot(q); + } + + static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev, +@@ -1396,29 +1436,12 @@ static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev, + return q && !blk_queue_add_random(q); + } + +-static int queue_supports_sg_merge(struct dm_target *ti, struct dm_dev *dev, +- sector_t start, sector_t len, void *data) ++static int queue_no_sg_merge(struct dm_target *ti, struct dm_dev *dev, ++ sector_t start, sector_t len, void *data) + { + struct request_queue *q = bdev_get_queue(dev->bdev); + +- return q && !test_bit(QUEUE_FLAG_NO_SG_MERGE, &q->queue_flags); +-} +- +-static bool dm_table_all_devices_attribute(struct dm_table *t, +- iterate_devices_callout_fn func) +-{ +- struct dm_target *ti; +- unsigned i = 0; +- +- while (i < dm_table_get_num_targets(t)) { +- ti = dm_table_get_target(t, i++); +- +- if (!ti->type->iterate_devices || +- !ti->type->iterate_devices(ti, func, NULL)) +- return false; +- } +- +- return true; ++ return q && test_bit(QUEUE_FLAG_NO_SG_MERGE, &q->queue_flags); + } + + static int device_not_write_same_capable(struct dm_target *ti, struct dm_dev *dev, +@@ -1511,18 +1534,18 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, + q->limits.discard_zeroes_data = 0; + + /* Ensure that all underlying devices are non-rotational. */ +- if (dm_table_all_devices_attribute(t, device_is_nonrot)) +- queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q); +- else ++ if (dm_table_any_dev_attr(t, device_is_rotational)) + queue_flag_clear_unlocked(QUEUE_FLAG_NONROT, q); ++ else ++ queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q); + + if (!dm_table_supports_write_same(t)) + q->limits.max_write_same_sectors = 0; + +- if (dm_table_all_devices_attribute(t, queue_supports_sg_merge)) +- queue_flag_clear_unlocked(QUEUE_FLAG_NO_SG_MERGE, q); +- else ++ if (dm_table_any_dev_attr(t, queue_no_sg_merge)) + queue_flag_set_unlocked(QUEUE_FLAG_NO_SG_MERGE, q); ++ else ++ queue_flag_clear_unlocked(QUEUE_FLAG_NO_SG_MERGE, q); + + dm_table_verify_integrity(t); + +@@ -1532,7 +1555,7 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, + * Clear QUEUE_FLAG_ADD_RANDOM if any underlying device does not + * have it set. + */ +- if (blk_queue_add_random(q) && dm_table_all_devices_attribute(t, device_is_not_random)) ++ if (blk_queue_add_random(q) && dm_table_any_dev_attr(t, device_is_not_random)) + queue_flag_clear_unlocked(QUEUE_FLAG_ADD_RANDOM, q); + + /* +diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c +index bdaeccafa261b..bc0aa0849e72e 100644 +--- a/drivers/pci/quirks.c ++++ b/drivers/pci/quirks.c +@@ -3649,6 +3649,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x917a, + /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c46 */ + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0, + quirk_dma_func1_alias); ++/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c135 */ ++DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9215, ++ quirk_dma_func1_alias); + /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c127 */ + DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9220, + quirk_dma_func1_alias); +diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c +index b336f2620f9dc..e4f278fa6d695 100644 +--- a/drivers/platform/x86/acer-wmi.c ++++ b/drivers/platform/x86/acer-wmi.c +@@ -229,6 +229,7 @@ static int mailled = -1; + static int brightness = -1; + static int threeg = -1; + static int force_series; ++static int force_caps = -1; + static bool ec_raw_mode; + static bool has_type_aa; + static u16 commun_func_bitmap; +@@ -238,11 +239,13 @@ module_param(mailled, int, 0444); + module_param(brightness, int, 0444); + module_param(threeg, int, 0444); + module_param(force_series, int, 0444); ++module_param(force_caps, int, 0444); + module_param(ec_raw_mode, bool, 0444); + MODULE_PARM_DESC(mailled, "Set initial state of Mail LED"); + MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness"); + MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware"); + MODULE_PARM_DESC(force_series, "Force a different laptop series"); ++MODULE_PARM_DESC(force_caps, "Force the capability bitmask to this value"); + MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode"); + + struct acer_data { +@@ -2150,7 +2153,7 @@ static int __init acer_wmi_init(void) + } + /* WMID always provides brightness methods */ + interface->capability |= ACER_CAP_BRIGHTNESS; +- } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) { ++ } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa && force_caps == -1) { + pr_err("No WMID device detection method found\n"); + return -ENODEV; + } +@@ -2180,6 +2183,9 @@ static int __init acer_wmi_init(void) + if (acpi_video_get_backlight_type() != acpi_backlight_vendor) + interface->capability &= ~ACER_CAP_BRIGHTNESS; + ++ if (force_caps != -1) ++ interface->capability = force_caps; ++ + if (wmi_has_guid(WMID_GUID3)) { + if (ec_raw_mode) { + if (ACPI_FAILURE(acer_wmi_enable_ec_raw())) { +diff --git a/kernel/futex.c b/kernel/futex.c +index a14b7ef90e5c6..95cdc11c89f8e 100644 +--- a/kernel/futex.c ++++ b/kernel/futex.c +@@ -874,7 +874,9 @@ static void free_pi_state(struct futex_pi_state *pi_state) + * and has cleaned up the pi_state already + */ + if (pi_state->owner) { ++ raw_spin_lock_irq(&pi_state->pi_mutex.wait_lock); + pi_state_update_owner(pi_state, NULL); ++ raw_spin_unlock_irq(&pi_state->pi_mutex.wait_lock); + rt_mutex_proxy_unlock(&pi_state->pi_mutex); + } + +@@ -1406,7 +1408,7 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this, + if (pi_state->owner != current) + return -EINVAL; + +- raw_spin_lock(&pi_state->pi_mutex.wait_lock); ++ raw_spin_lock_irq(&pi_state->pi_mutex.wait_lock); + new_owner = rt_mutex_next_owner(&pi_state->pi_mutex); + + /* +diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c +index d86678c2a9571..5beb4a3d203ba 100644 +--- a/sound/pci/ctxfi/cthw20k2.c ++++ b/sound/pci/ctxfi/cthw20k2.c +@@ -995,7 +995,7 @@ static int daio_mgr_dao_init(void *blk, unsigned int idx, unsigned int conf) + + if (idx < 4) { + /* S/PDIF output */ +- switch ((conf & 0x7)) { ++ switch ((conf & 0xf)) { + case 1: + set_field(&ctl->txctl[idx], ATXCTL_NUC, 0); + break;
