Jens Axboe
9a6d548800
ide: ensure atapi sense request aren't preempted
...
There's an issue with how sense requests are handled in IDE. If ide-cd
encounters an error, it queues a sense request. With how IDE request
handling is done, this is the next request we need to handle. But it's
impossible to guarantee this, as another request could come in between
the sense being queued, and ->queue_rq() being run and handling it. If
that request ALSO fails, then we attempt to doubly queue the single
sense request we have.
Since we only support one active request at the time, defer request
processing when a sense request is queued.
Fixes: 600335205b "ide: convert to blk-mq"
Reported-by: He Zhe <zhe.he@windriver.com>
Tested-by: He Zhe <zhe.he@windriver.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2019-01-31 08:25:09 -07:00
..
aec62xx.c
ali14xx.c
alim15x3.c
alim15x3: move irq-restore before pci_dev_put()
2018-06-05 16:26:46 -04:00
amd74xx.c
atiixp.c
au1xxx-ide.c
buddha.c
cmd64x.c
cmd640.c
cs5520.c
cs5530.c
cs5535.c
cs5536.c
cy82c693.c
delkin_cb.c
dtc2278.c
falconide.c
gayle.c
hpt366.c
ide: mark expected switch fall-throughs
2018-08-13 11:48:54 -07:00
ht6560b.c
icside.c
ide-4drives.c
ide-acpi.c
ide-atapi.c
ide: ensure atapi sense request aren't preempted
2019-01-31 08:25:09 -07:00
ide-cd.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-cd.h
block: Switch struct packet_command to use struct scsi_sense_hdr
2018-08-02 15:22:13 -06:00
ide-cd_ioctl.c
block: Switch struct packet_command to use struct scsi_sense_hdr
2018-08-02 15:22:13 -06:00
ide-cd_verbose.c
ide-cs.c
ide-devsets.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-disk.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-disk.h
ide-disk_ioctl.c
ide-disk_proc.c
ide: replace ->proc_fops with ->proc_show
2018-05-16 07:24:30 +02:00
ide-dma-sff.c
ide-dma.c
ide: kill ide_toggle_bounce
2018-05-07 07:15:41 +02:00
ide-eh.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-floppy.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-floppy.h
ide-floppy_ioctl.c
ide-floppy_proc.c
ide: replace ->proc_fops with ->proc_show
2018-05-16 07:24:30 +02:00
ide-gd.c
block: genhd: add 'groups' argument to device_add_disk
2018-09-28 08:30:28 -06:00
ide-gd.h
ide-generic.c
treewide: simplify Kconfig dependencies for removed archs
2018-03-26 15:55:57 +02:00
ide-io-std.c
ide-io.c
ide: ensure atapi sense request aren't preempted
2019-01-31 08:25:09 -07:00
ide-ioctls.c
block: sanitize blk_get_request calling conventions
2018-05-14 08:55:12 -06:00
ide-iops.c
ide: don't enable/disable interrupts in force threaded-IRQ mode
2018-06-05 16:26:47 -04:00
ide-legacy.c
ide-lib.c
ide: kill ide_toggle_bounce
2018-05-07 07:15:41 +02:00
ide-park.c
ide: ensure atapi sense request aren't preempted
2019-01-31 08:25:09 -07:00
ide-pci-generic.c
ide-pio-blacklist.c
ide-pm.c
ide: don't acquire queue_lock in ide_complete_pm_rq
2018-11-16 09:17:02 -07:00
ide-pnp.c
ide-probe.c
ide: ensure atapi sense request aren't preempted
2019-01-31 08:25:09 -07:00
ide-proc.c
ide: fix a typo in the settings proc file name
2019-01-22 15:08:12 +13:00
ide-scan-pci.c
ide-sysfs.c
ide-tape.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-taskfile.c
ide: don't use req->special
2018-11-10 08:03:52 -07:00
ide-timings.c
ide-xfer-mode.c
ide.c
ide_platform.c
it821x.c
treewide: kzalloc() -> kcalloc()
2018-06-12 16:19:22 -07:00
it8172.c
it8213.c
jmicron.c
Kconfig
treewide: simplify Kconfig dependencies for removed archs
2018-03-26 15:55:57 +02:00
macide.c
Makefile
ns87415.c
opti621.c
palm_bk3710.c
pdc202xx_new.c
pdc202xx_old.c
piix.c
pmac.c
powerpc updates for 4.21
2018-12-27 10:43:24 -08:00
q40ide.c
qd65xx.c
qd65xx.h
rapide.c
rz1000.c
sc1200.c
serverworks.c
setup-pci.c
sgiioc4.c
siimage.c
sis5513.c
ide: mark expected switch fall-throughs
2018-08-13 11:48:54 -07:00
sl82c105.c
slc90e66.c
tc86c001.c
triflex.c
trm290.c
tx4938ide.c
tx4939ide.c
umc8672.c
via82cxxx.c