linux/block
Petr Vandrovec 53cc0b2948 When block layer fails to map iov, it calls bio_unmap_user to undo
mapping.  Which is good if pages were mapped - but if they were provided
by someone else and just copied then bad things happen - pages are
released once here, and once by caller, leading to user triggerable BUG
at include/linux/mm.h:246.

Signed-off-by: Petr Vandrovec <petr@vandrovec.name>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2008-12-03 12:41:20 +01:00
..
as-iosched.c
blk-barrier.c
blk-core.c blk: move blk_delete_timer call in end_that_request_last 2008-11-06 08:41:56 +01:00
blk-exec.c
blk-integrity.c
blk-ioc.c
blk-map.c When block layer fails to map iov, it calls bio_unmap_user to undo 2008-12-03 12:41:20 +01:00
blk-merge.c block: remove unused ll_new_mergeable() 2008-11-06 08:41:55 +01:00
blk-settings.c
blk-softirq.c
blk-sysfs.c
blk-tag.c
blk-timeout.c Block: use round_jiffies_up() 2008-11-06 08:42:49 +01:00
blk.h block: remove __generic_unplug_device() from exports 2008-10-17 14:03:08 +02:00
blktrace.c
bsg.c [PATCH] switch scsi_cmd_ioctl() to passing fmode_t 2008-10-21 07:47:14 -04:00
cfq-iosched.c
cmd-filter.c [PATCH] introduce fmode_t, do annotations 2008-10-21 07:47:06 -04:00
compat_ioctl.c compat_blkdev_driver_ioctl: Remove unused variable warning 2008-10-23 10:28:25 -07:00
deadline-iosched.c
elevator.c block: add timer on blkdev_dequeue_request() not elv_next_request() 2008-11-06 08:41:55 +01:00
genhd.c block: fix boot failure with CONFIG_DEBUG_BLOCK_EXT_DEVT=y and nash 2008-11-18 15:08:56 +01:00
ioctl.c block: make add_partition() return pointer to hd_struct 2008-11-18 15:08:56 +01:00
Kconfig
Kconfig.iosched
Makefile
noop-iosched.c
scsi_ioctl.c [PATCH] switch scsi_cmd_ioctl() to passing fmode_t 2008-10-21 07:47:14 -04:00