Shaohua Li 32f9f570d0 MD: ignore discard request for hard disks of hybid raid1/raid10 array ...

In SSD/hard disk hybid storage, discard request should be ignored for hard
disk. We used to be doing this way, but the unplug path forgets it.

This is suitable for stable tree since v3.6.

Cc: stable@vger.kernel.org
Reported-and-tested-by: Markus <M4rkusXXL@web.de>
Signed-off-by: Shaohua Li <shli@fusionio.com>
Signed-off-by: NeilBrown <neilb@suse.de>

2013-04-30 14:49:36 +10:00

..

persistent-data

dm thin: fix discard corruption

2013-03-20 17:21:24 +00:00

bitmap.c

md: use set_bit_le and clear_bit_le

2013-04-24 11:42:41 +10:00

bitmap.h

md/bitmap: record the space available for the bitmap in the superblock.

2012-05-22 13:55:34 +10:00

dm-bio-prison.c

dm: add cache target

2013-03-01 22:45:51 +00:00

dm-bio-prison.h

dm: add cache target

2013-03-01 22:45:51 +00:00

dm-bio-record.h

dm: preserve bi_io_vec when resubmitting bios

2009-04-02 19:55:23 +01:00

dm-bufio.c

dm verity: avoid deadlock

2013-03-20 17:21:25 +00:00

dm-bufio.h

dm bufio: prefetch

2012-03-28 18:41:29 +01:00

dm-cache-block-types.h

dm: add cache target

2013-03-01 22:45:51 +00:00

dm-cache-metadata.c

dm cache: policy ignore hints if generated by different version

2013-03-20 17:21:28 +00:00

dm-cache-metadata.h

dm cache: policy ignore hints if generated by different version

2013-03-20 17:21:28 +00:00

dm-cache-policy-cleaner.c

dm cache: policy change version from string to integer set

2013-03-20 17:21:27 +00:00

dm-cache-policy-internal.h

dm cache: policy change version from string to integer set

2013-03-20 17:21:27 +00:00

dm-cache-policy-mq.c

dm cache: policy change version from string to integer set

2013-03-20 17:21:27 +00:00

dm-cache-policy.c

dm cache: policy change version from string to integer set

2013-03-20 17:21:27 +00:00

dm-cache-policy.h

dm cache: policy change version from string to integer set

2013-03-20 17:21:27 +00:00

dm-cache-target.c

dm cache: reduce bio front_pad size in writeback mode

2013-04-05 15:36:34 +01:00

dm-crypt.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-delay.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-exception-store.c

dm: replace simple_strtoul

2012-07-27 15:07:59 +01:00

dm-exception-store.h

dm snapshot: test chunk size against both origin and snapshot

2010-08-12 04:13:51 +01:00

dm-flakey.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-io.c

dm kcopyd: add WRITE SAME support to dm_kcopyd_zero

2012-12-21 20:23:37 +00:00

dm-ioctl.c

dm ioctl: allow message to return data

2013-03-01 22:45:49 +00:00

dm-kcopyd.c

dm kcopyd: introduce configurable throttling

2013-03-01 22:45:49 +00:00

dm-linear.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-log-userspace-base.c

Merge branch 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux

2011-11-06 19:44:47 -08:00

dm-log-userspace-transfer.c

connector/userns: replace netlink uses of cap_raised() with capable()

2012-05-10 23:21:39 -04:00

dm-log-userspace-transfer.h

dm log: userspace add luid to distinguish between concurrent log instances

2009-09-04 20:40:34 +01:00

dm-log.c

dm: use memweight()

2012-07-30 17:25:16 -07:00

dm-mpath.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-mpath.h

dm mpath: remove is_active from struct dm_path

2008-10-10 13:36:58 +01:00

dm-path-selector.c

md: Add module.h to all files using it implicitly

2011-10-31 19:31:18 -04:00

dm-path-selector.h

dm mpath: add start_io and nr_bytes to path selectors

2009-06-22 10:12:27 +01:00

dm-queue-length.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-raid1.c

dm kcopyd: introduce configurable throttling

2013-03-01 22:45:49 +00:00

dm-raid.c

DM RAID: Add message/status support for changing sync action

2013-04-24 11:42:43 +10:00

dm-region-hash.c

dm raid1: fix crash with mirror recovery and discard

2012-07-20 14:25:03 +01:00

dm-round-robin.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-service-time.c

dm: reject trailing characters in sccanf input

2012-03-28 18:41:26 +01:00

dm-snap-persistent.c

md: Add in export.h for files using EXPORT_SYMBOL

2011-10-31 19:31:19 -04:00

dm-snap-transient.c

md: Add in export.h for files using EXPORT_SYMBOL

2011-10-31 19:31:19 -04:00

dm-snap.c

dm kcopyd: introduce configurable throttling

2013-03-01 22:45:49 +00:00

dm-stripe.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-sysfs.c

Driver core: Constify struct sysfs_ops in struct kobj_type

2010-03-07 17:04:49 -08:00

dm-table.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-target.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm-thin-metadata.c

dm persistent data: set some btree fn parms const

2013-03-01 22:45:47 +00:00

dm-thin-metadata.h

dm thin metadata: introduce dm_pool_abort_metadata

2012-07-27 15:08:15 +01:00

dm-thin.c

dm thin: fix non power of two discard granularity calc

2013-03-20 17:21:25 +00:00

dm-uevent.c

md: Add in export.h for files using EXPORT_SYMBOL

2011-10-31 19:31:19 -04:00

dm-uevent.h

dm: uevent generate events

2007-10-20 02:01:26 +01:00

dm-verity.c

dm verity: avoid deadlock

2013-03-20 17:21:25 +00:00

dm-zero.c

dm: rename request variables to bios

2013-03-01 22:45:47 +00:00

dm.c

Revert "block: add missing block_bio_complete() tracepoint"

2013-04-18 09:00:26 -07:00

dm.h

dm: introduce per_bio_data

2012-12-21 20:23:38 +00:00

faulty.c

md faulty: use disk_stack_limits()

2012-10-22 10:44:55 +11:00

Kconfig

md updates for 3.9

2013-03-05 17:22:08 -08:00

linear.c

md: linear supports TRIM

2012-10-11 13:08:44 +11:00

linear.h

md/linear: typedef removal: linear_conf_t -> struct linear_conf

2011-10-11 16:48:54 +11:00

Makefile

dm cache: add cleaner policy

2013-03-01 22:45:52 +00:00

md.c

md: bad block list should default to disabled.

2013-04-30 14:49:32 +10:00

md.h

MD: Export 'md_reap_sync_thread' function

2013-04-24 11:42:43 +10:00

multipath.c

MD: change the parameter of md thread

2012-10-11 13:34:00 +11:00

multipath.h

md/multipath: typedef removal: multipath_conf_t -> struct mpconf

2011-10-11 16:48:57 +11:00

raid0.c

md/raid0: improve error message when converting RAID4-with-spares to RAID0

2013-02-26 11:58:44 +11:00

raid0.h

md: add proper merge_bvec handling to RAID0 and Linear.

2012-03-19 12:46:39 +11:00

raid1.c

MD: ignore discard request for hard disks of hybid raid1/raid10 array

2013-04-30 14:49:36 +10:00

raid1.h

md/raid1: prevent merging too large request

2012-07-31 10:03:53 +10:00

raid5.c

md/raid5: avoid an extra write when writing to a known-bad-block.

2013-04-24 11:42:42 +10:00

raid5.h

md: remove CONFIG_MULTICORE_RAID456 entirely

2013-03-20 13:21:14 +11:00

raid10.c

MD: ignore discard request for hard disks of hybid raid1/raid10 array

2013-04-30 14:49:36 +10:00

raid10.h

MD RAID10: Improve redundancy for 'far' and 'offset' algorithms (part 1)

2013-02-26 11:55:30 +11:00