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f55adad601c6a97c8c9628195453e0fb23b4a0ae
linux/block
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Keith Busch f55adad601 block/bio: Do not zero user pages 
We don't need to zero fill the bio if not using kernel allocated pages.

Fixes: f3587d76da ("block: Clear kernel memory before copying to user") # v4.20-rc2
Reported-by: Todd Aiken <taiken@mvtech.ca>
Cc: Laurence Oberman <loberman@redhat.com>
Cc: stable@vger.kernel.org
Cc: Bart Van Assche <bvanassche@acm.org>
Tested-by: Laurence Oberman <loberman@redhat.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2018-12-10 13:37:20 -07:00
..
partitions
partitions/aix: append null character to print data from disk
2018-07-27 09:17:41 -06:00
badblocks.c
badblocks: fix wrong return value in badblocks_set if badblocks are disabled
2017-11-03 11:29:50 -07:00
bfq-cgroup.c
blkcg: revert blkcg cleanups series
2018-11-01 19:59:53 -06:00
bfq-iosched.c
block, bfq: fix decrement of num_active_groups
2018-12-07 07:40:07 -07:00
bfq-iosched.h
block, bfq: fix decrement of num_active_groups
2018-12-07 07:40:07 -07:00
bfq-wf2q.c
block, bfq: fix decrement of num_active_groups
2018-12-07 07:40:07 -07:00
bio-integrity.c
block: remove bio_rewind_iter()
2018-09-06 15:12:24 -06:00
bio.c
block/bio: Do not zero user pages
2018-12-10 13:37:20 -07:00
blk-cgroup.c
blkcg: revert blkcg cleanups series
2018-11-01 19:59:53 -06:00
blk-core.c
SCSI: fix queue cleanup race before queue initialization is done
2018-11-14 08:19:10 -07:00
blk-exec.c
blk-mq-sched: remove unused 'can_block' arg from blk_mq_sched_insert_request
2018-01-17 09:49:21 -07:00
blk-flush.c
blk-mq: change gfp flags to GFP_NOIO in blk_mq_realloc_hw_ctxs
2018-10-13 15:42:01 -06:00
blk-integrity.c
block: merge BIOVEC_SEG_BOUNDARY into biovec_phys_mergeable
2018-09-24 12:33:57 -06:00
blk-ioc.c
block, mm: remove unnecessary __GFP_HIGH flag
2018-07-09 09:07:54 -06:00
blk-iolatency.c
Merge tag 'for-linus-20181102' of git://git.kernel.dk/linux-block
2018-11-02 11:25:48 -07:00
blk-lib.c
block: fix 32 bit overflow in __blkdev_issue_discard()
2018-11-14 08:17:18 -07:00
blk-map.c
Merge branch 'for-4.16/block' of git://git.kernel.dk/linux-block
2018-01-29 11:51:49 -08:00
blk-merge.c
block: fix single range discard merge
2018-11-30 10:07:57 -07:00
blk-mq-cpumap.c
blk-mq: don't keep offline CPUs mapped to hctx 0
2018-04-10 08:38:46 -06:00
blk-mq-debugfs-zoned.c
block: Make struct request_queue smaller for CONFIG_BLK_DEV_ZONED=n
2018-07-09 09:07:52 -06:00
blk-mq-debugfs.c
block: add a report_zones method
2018-10-25 11:17:40 -06:00
blk-mq-debugfs.h
block: Make struct request_queue smaller for CONFIG_BLK_DEV_ZONED=n
2018-07-09 09:07:52 -06:00
blk-mq-pci.c
blk-mq: code clean-up by adding an API to clear set->mq_map
2018-07-09 09:07:53 -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: init hctx sched after update ctx and hctx mapping
2018-08-21 09:02:55 -06:00
blk-mq-sched.h
block: move call of scheduler's ->completed_request() hook
2018-09-27 17:34:52 -06:00
blk-mq-sysfs.c
block drivers/block: Use octal not symbolic permissions
2018-05-24 13:38:59 -06:00
blk-mq-tag.c
Merge tag 'v4.19-rc6' into for-4.20/block
2018-10-01 08:58:57 -06:00
blk-mq-tag.h
Merge branch 'for-4.15/block' of git://git.kernel.dk/linux-block
2017-11-14 15:32:19 -08:00
blk-mq-virtio.c
blk-mq: provide a default queue mapping for virtio device
2017-02-27 20:54:05 +02:00
blk-mq.c
blk-mq: punt failed direct issue to dispatch list
2018-12-07 08:16:11 -07:00
blk-mq.h
blk-mq: issue directly if hw queue isn't busy in case of 'none'
2018-07-17 16:04:00 -06:00
blk-pm.c
blk-mq: Enable support for runtime power management
2018-09-26 15:11:29 -06:00
blk-pm.h
block: Split blk_pm_add_request() and blk_pm_put_request()
2018-09-26 15:11:28 -06:00
blk-rq-qos.c
blk-rq-qos: make depth comparisons unsigned
2018-07-22 11:30:53 -06:00
blk-rq-qos.h
blk-rq-qos: make depth comparisons unsigned
2018-07-22 11:30:53 -06:00
blk-settings.c
mm: remove include/linux/bootmem.h
2018-10-31 08:54:16 -07:00
blk-softirq.c
blk-mq: complete req in softirq context in case of single queue
2018-10-08 10:50:43 -06:00
blk-stat.c
block: export blk_stat_enable_accounting()
2018-09-27 17:34:54 -06:00
blk-stat.h
blk-stat: export helpers for modifying blk_rq_stat
2018-07-09 09:07:54 -06:00
blk-sysfs.c
block: call rq_qos_exit() after queue is frozen
2018-10-31 08:40:36 -06:00
blk-tag.c
Merge tag 'for-linus-20180616' of git://git.kernel.dk/linux-block
2018-06-17 05:37:55 +09:00
blk-throttle.c
blkcg: revert blkcg cleanups series
2018-11-01 19:59:53 -06:00
blk-timeout.c
blk-mq: Fix timeout handling in case the timeout handler returns BLK_EH_DONE
2018-06-23 10:25:45 -06:00
blk-wbt.c
blk-wbt: wake up all when we scale up, not down
2018-10-11 13:31:28 -06:00
blk-wbt.h
block: remove external dependency on wbt_flags
2018-07-09 09:07:54 -06:00
blk-zoned.c
block: Introduce blk_revalidate_disk_zones()
2018-10-25 11:17:40 -06:00
blk.h
block: make sure discard bio is aligned with logical block size
2018-11-09 06:23:14 -07:00
bounce.c
block: copy ioprio in __bio_clone_fast() and bounce
2018-11-12 10:35:25 -07:00
bsg-lib.c
block/bsg-lib: use PTR_ERR_OR_ZERO to simplify the flow path
2018-08-01 09:13:03 -06:00
bsg.c
block: bsg: move atomic_t ref_count variable to refcount API
2018-08-27 19:17:02 -06:00
cfq-iosched.c
blkcg: revert blkcg cleanups series
2018-11-01 19:59:53 -06:00
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
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
deadline-iosched.c
block drivers/block: Use octal not symbolic permissions
2018-05-24 13:38:59 -06:00
elevator.c
Merge tag 'v4.19-rc6' into for-4.20/block
2018-10-01 08:58:57 -06:00
genhd.c
Merge tag 'v4.19-rc6' into for-4.20/block
2018-10-01 08:58:57 -06:00
ioctl.c
block: Introduce BLKGETNRZONES ioctl
2018-10-25 11:17:40 -06:00
ioprio.c
block: add ioprio_check_cap function
2018-05-31 10:50:54 -04:00
Kconfig
block: remove redundant 'default n' from Kconfig-s
2018-10-10 14:11:07 -06:00
Kconfig.iosched
block: remove redundant 'default n' from Kconfig-s
2018-10-10 14:11:07 -06:00
kyber-iosched.c
kyber: fix integer overflow of latency targets on 32-bit
2018-09-28 10:49:39 -06:00
Makefile
block: Move power management code into a new source file
2018-09-26 15:11:28 -06:00
mq-deadline.c
block drivers/block: Use octal not symbolic permissions
2018-05-24 13:38:59 -06:00
noop-iosched.c
block: move existing elevator ops to union
2017-01-17 10:03:33 -07:00
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
block: use nanosecond resolution for iostat
2018-09-21 20:26:59 -06:00
scsi_ioctl.c
block: consistently use GFP_NOIO instead of __GFP_NORECLAIM
2018-05-14 08:55:18 -06:00
sed-opal.c
block: sed-opal: Fix a couple off by one bugs
2018-06-20 12:04:06 -06:00
t10-pi.c
block: move dif_prepare/dif_complete functions to block layer
2018-07-30 08:27:02 -06:00