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Haimin Zhang 4f3ea768c5 block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern 
commit cc8f7fe1f5 upstream.

Add __GFP_ZERO flag for alloc_page in function bio_copy_kern to initialize
the buffer of a bio.

Signed-off-by: Haimin Zhang <tcs.kernel@gmail.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220216084038.15635-1-tcs.kernel@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
[DP: Backported to 4.19: Manually added __GFP_ZERO flag]
Signed-off-by: Dragos-Marian Panait <dragos.panait@windriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
 		2022-06-06 08:20:57 +02:00
..
partitions partitions/aix: fix usage of uninitialized lv_info and lvname structures 2018-09-19 22:43:44 +02:00
Kconfig License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Kconfig.iosched License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
badblocks.c badblocks: fix wrong return value in badblocks_set if badblocks are disabled 2017-12-20 10:10:26 +01:00
bfq-cgroup.c block, bfq: fix overwrite of bfq_group pointer in bfq_find_set_group() 2020-04-02 16:34:15 +02:00
bfq-iosched.c block: bfq: fix bfq_set_next_ioprio_data() 2021-09-22 11:45:24 +02:00
bfq-iosched.h Merge branch 'for-4.14/block' of git://git.kernel.dk/linux-block 2017-09-07 11:59:42 -07:00
bfq-wf2q.c block, bfq: correctly charge and reset entity service in all cases 2018-11-13 11:14:55 -08:00
bio-integrity.c block: bio-integrity: Advance seed correctly for larger interval sizes 2022-02-08 18:16:28 +01:00
bio.c block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern 2022-06-06 08:20:57 +02:00
blk-cgroup.c blk-cgroup: Pre-allocate tree node on blkg_conf_prep 2020-11-10 10:29:05 +01:00
blk-core.c block: ensure bdi->io_pages is always initialized 2020-09-12 13:39:11 +02:00
blk-exec.c block: introduce new block status code type 2017-06-09 09:27:32 -06:00
blk-flush.c blk-mq: fix a hung issue when fsync 2019-02-20 10:20:44 +01:00
blk-integrity.c block: switch bios to blk_status_t 2017-06-09 09:27:32 -06:00
blk-ioc.c block: Fix use-after-free issue accessing struct io_cq 2020-04-24 08:00:28 +02:00
blk-lib.c block: fix infinite loop if the device loses discard capability 2018-12-29 13:39:07 +01:00
blk-map.c block: fix memleak when __blk_rq_map_user_iov() is failed 2020-01-12 12:12:00 +01:00
blk-merge.c block: don't use bio->bi_vcnt to figure out segment number 2020-01-27 14:46:19 +01:00
blk-mq-cpumap.c blk-mq: don't keep offline CPUs mapped to hctx 0 2018-04-19 08:56:20 +02:00
blk-mq-debugfs.c blk-mq-debugfs: don't allow write on attributes with seq_operations set 2018-04-26 11:02:11 +02:00
blk-mq-debugfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-mq-pci.c blk-mq-pci: add a fallback when pci_irq_get_affinity returns NULL 2017-08-18 08:08:14 -06:00
blk-mq-rdma.c block: Add rdma affinity based queue mapping helper 2017-08-08 14:58:03 -04:00
blk-mq-sched.c blk-mq: only attempt to merge bio if there is rq in sw queue 2018-09-26 08:38:13 +02:00
blk-mq-sched.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-mq-sysfs.c blk-mq: make sure that line break can be printed 2019-12-17 20:39:59 +01:00
blk-mq-tag.c blk-mq: Allow blocking queue tag iter callbacks 2020-04-13 10:34:23 +02:00
blk-mq-tag.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-mq-virtio.c
…
blk-mq.c blk-mq: Swap two calls in blk_mq_exit_queue() 2021-05-22 10:57:40 +02:00
blk-mq.h blk-mq: fix sysfs inflight counter 2018-06-21 04:02:49 +09:00
blk-settings.c blk-settings: align max_sectors on "logical_block_size" boundary 2021-03-03 18:22:50 +01:00
blk-softirq.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-stat.c blk-stat: don't use this_cpu_ptr() in a preemptable section 2017-05-10 07:40:18 -06:00
blk-stat.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-sysfs.c blk-mq: move cancel of requeue_work to the front of blk_exit_queue 2019-10-05 12:47:37 +02:00
blk-tag.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-throttle.c blk-throttle: fix UAF by deleteing timer in blk_throtl_exit() 2021-09-26 13:37:30 +02:00
blk-timeout.c block: Fix a race between blk_cleanup_queue() and timeout handling 2017-11-30 08:40:52 +00:00
blk-wbt.c blk-wbt: account flush requests correctly 2018-02-22 15:42:29 +01:00
blk-wbt.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
blk-zoned.c blk-zoned: allow BLKREPORTZONE without CAP_SYS_ADMIN 2021-09-22 11:45:24 +02:00
blk.h block: drain queue before waiting for q_usage_counter becoming zero 2018-03-03 10:24:35 +01:00
bounce.c block: don't let passthrough IO go into .make_request_fn() 2018-01-02 20:31:05 +01:00
bsg-lib.c bsg-lib: fix use-after-free under memory-pressure 2017-10-04 08:35:04 -06:00
bsg.c bsg: remove #if 0'ed code 2017-08-29 10:50:30 -06:00
cfq-iosched.c cfq: Suppress compiler warnings about comparisons 2018-09-15 09:45:31 +02:00
cmdline-parser.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
compat_ioctl.c block/compat_ioctl: fix range check in BLKGETSIZE 2022-04-27 13:15:31 +02:00
deadline-iosched.c block, scheduler: convert xxx_var_store to void 2017-08-28 10:01:08 -06:00
elevator.c elevator: lookup mq vs non-mq elevators 2018-12-21 14:13:10 +01:00
genhd.c block: fix use-after-free in disk_part_iter_next 2021-01-17 13:59:01 +01:00
ioctl.c block: remove the discard_zeroes_data flag 2017-04-08 11:25:38 -06:00
ioprio.c block: fix ioprio_get(IOPRIO_WHO_PGRP) vs setuid(2) 2021-12-14 10:16:55 +01:00
kyber-iosched.c block: kyber: fix domain token leak during requeue 2018-03-08 22:41:05 -08:00
mq-deadline.c mq-deadline: Enable auto-loading when built as module 2017-08-29 10:47:23 -06:00
noop-iosched.c
…
opal_proto.h block: sed-opal: Set MBRDone on S3 resume path if TPER is MBREnabled 2017-09-11 09:45:52 -06:00
partition-generic.c blk-mq: fix sysfs inflight counter 2018-06-21 04:02:49 +09:00
scsi_ioctl.c block: Change argument type of scsi_req_init() 2017-06-20 19:27:14 -06:00
sed-opal.c block: sed-opal: fix IOC_OPAL_ENABLE_DISABLE_MBR 2019-05-31 06:47:29 -07:00
t10-pi.c t10-pi: Move opencoded contants to common header 2017-07-03 16:56:25 -06:00