NeilBrown 57c67df488 md/raid10: submit IO from originating thread instead of md thread. ...

queuing writes to the md thread means that all requests go through the
one processor which may not be able to keep up with very high request
rates.

So use the plugging infrastructure to submit all requests on unplug.
If a 'schedule' is needed, we fall back on the old approach of handing
the requests to the thread for it to handle.

This is nearly identical to a recent patch which provided similar
functionality to RAID1.

Signed-off-by: NeilBrown <neilb@suse.de>

2012-10-11 13:32:13 +11:00

..

persistent-data

dm persistent data: introduce dm_bm_set_read_only

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

bitmap.c

md/raid1: submit IO from originating thread instead of md thread.

2012-08-02 08:33:20 +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-record.h

…

dm-bufio.c

dm bufio: prefetch

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

dm-bufio.h

dm bufio: prefetch

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

dm-crypt.c

block: Add bio_clone_bioset(), bio_clone_kmalloc()

2012-09-09 10:35:39 +02:00

dm-delay.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

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 thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-io.c

block: Generalized bio pool freeing

2012-09-09 10:35:38 +02:00

dm-ioctl.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-kcopyd.c

dm kcopyd: add dm_kcopyd_zero to zero an area

2011-10-31 20:18:58 +00:00

dm-linear.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

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.c

dm: use memweight()

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

dm-mpath.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-mpath.h

…

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-queue-length.c

dm: reject trailing characters in sccanf input

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

dm-raid1.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-raid.c

Merge branch 'for-next' of git://neil.brown.name/md

2012-08-01 09:02:01 -07:00

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 thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-stripe.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-sysfs.c

…

dm-table.c

dm: allow targets to request flushes regardless of underlying device support

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

dm-target.c

dm: error return error for discards

2010-08-12 04:14:14 +01:00

dm-thin-metadata.c

dm thin metadata: introduce dm_pool_abort_metadata

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

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: commit before gathering status

2012-07-27 15:08:16 +01:00

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-verity.c

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

dm-zero.c

dm: zero silently drop discards

2010-08-12 04:14:12 +01:00

dm.c

block: Add bio_clone_bioset(), bio_clone_kmalloc()

2012-09-09 10:35:39 +02:00

dm.h

dm thin: commit before gathering status

2012-07-27 15:08:16 +01:00

faulty.c

md: tidy up rdev_for_each usage.

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

Kconfig

Additional md update for 3.6

2012-08-02 11:34:40 -07:00

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: add verity target

2012-03-28 18:43:38 +01:00

md.c

block: Add bio_clone_bioset(), bio_clone_kmalloc()

2012-09-09 10:35:39 +02:00

md.h

blk: pass from_schedule to non-request unplug functions.

2012-07-31 09:08:15 +02:00

multipath.c

md: make 'name' arg to md_register_thread non-optional.

2012-07-03 15:56:52 +10:00

multipath.h

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

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

raid0.c

md: raid 0 supports TRIM

2012-10-11 13:25:44 +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: raid 1 supports TRIM

2012-10-11 13:28:54 +11:00

raid1.h

md/raid1: prevent merging too large request

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

raid5.c

Additional md update for 3.6

2012-08-02 11:34:40 -07:00

raid5.h

Additional md update for 3.6

2012-08-02 11:34:40 -07:00

raid10.c

md/raid10: submit IO from originating thread instead of md thread.

2012-10-11 13:32:13 +11:00

raid10.h

md/raid10: fix problem with on-stack allocation of r10bio structure.

2012-08-18 09:51:42 +10:00