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57c67df488
linux/drivers/md
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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
dm-bio-record.h
dm-bufio.c
dm-bufio.h
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-exception-store.h
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-linear.c dm thin: commit before gathering status 2012-07-27 15:08:16 +01:00
dm-log-userspace-base.c
dm-log-userspace-transfer.c
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
dm-path-selector.h
dm-queue-length.c
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-round-robin.c
dm-service-time.c
dm-snap-persistent.c
dm-snap-transient.c
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-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
dm-uevent.h
dm-verity.c dm thin: commit before gathering status 2012-07-27 15:08:16 +01:00
dm-zero.c
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
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
Makefile
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
multipath.h
raid0.c md: raid 0 supports TRIM 2012-10-11 13:25:44 +11:00
raid0.h
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