Mikulas Patocka c96053b767 dm stripe: optimize sector division ...

Optimize sector division: If the number of stripes is a power of two,
we can do shift and mask instead of division.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

2010-08-12 04:14:21 +01:00

..

.gitignore

…

bitmap.c

md/bitmap: separate out loading a bitmap from initialising the structures.

2010-07-26 13:21:34 +10:00

bitmap.h

md/bitmap: separate out loading a bitmap from initialising the structures.

2010-07-26 13:21:34 +10:00

dm-bio-record.h

…

dm-crypt.c

dm: use dm_target_offset macro

2010-08-12 04:14:11 +01:00

dm-delay.c

dm delay: support discard

2010-08-12 04:14:13 +01:00

dm-exception-store.c

dm snapshot: test chunk size against both origin and snapshot

2010-08-12 04:13:51 +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-io.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

dm-ioctl.c

dm: allow autoloading of dm mod

2010-08-12 04:14:05 +01:00

dm-kcopyd.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

dm-linear.c

dm: use dm_target_offset macro

2010-08-12 04:14:11 +01:00

dm-log-userspace-base.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

dm-log-userspace-transfer.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

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 table: remove unused dm_get_device range parameters

2010-03-06 02:32:27 +00:00

dm-mpath.c

dm mpath: fix NULL pointer dereference when path parameters missing

2010-08-12 04:13:49 +01:00

dm-mpath.h

…

dm-path-selector.c

…

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 mpath: add queue length load balancer

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

dm-raid1.c

dm: use dm_target_offset macro

2010-08-12 04:14:11 +01:00

dm-region-hash.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

dm-round-robin.c

dm mpath: add start_io and nr_bytes to path selectors

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

dm-service-time.c

include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h

2010-03-30 22:02:32 +09:00

dm-snap-persistent.c

dm snapshot: persistent use define for disk header chunk size

2010-08-12 04:13:59 +01:00

dm-snap-transient.c

dm snapshot: move cow ref from exception store to snap core

2009-12-10 23:52:12 +00:00

dm-snap.c

dm: rename map_info flush_request to target_request_nr

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

dm-stripe.c

dm stripe: optimize sector division

2010-08-12 04:14:21 +01:00

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: linear support discard

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

dm-target.c

dm: error return error for discards

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

dm-uevent.c

dm table: remove dm_get from dm_table_get_md

2010-03-06 02:29:52 +00:00

dm-uevent.h

…

dm-zero.c

dm: zero silently drop discards

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

dm.c

dm: factor out max_io_len_target_boundary

2010-08-12 04:14:10 +01:00

dm.h

dm: linear support discard

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

faulty.c

Merge commit '3ff195b011d7decf501a4d55aeed312731094796' into for-linus

2010-05-22 08:31:36 +10:00

Kconfig

Merge branch 'async' of macbook:git/btrfs-unstable

2010-08-09 10:36:44 +01:00

linear.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

linear.h

md/linear: use call_rcu to free obsolete 'conf' structures.

2009-06-18 08:49:42 +10:00

Makefile

Merge branch 'async' of macbook:git/btrfs-unstable

2010-08-09 10:36:44 +01:00

md.c

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

2010-08-10 15:38:19 -07:00

md.h

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

2010-08-10 15:38:19 -07:00

multipath.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

multipath.h

md: remove mddev_to_conf "helper" macro

2009-06-16 16:54:21 +10:00

raid0.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

raid0.h

md: fix handling of array level takeover that re-arranges devices.

2010-06-24 13:33:24 +10:00

raid1.c

block: unify flags for struct bio and struct request

2010-08-07 18:20:39 +02:00

raid1.h

md/raid1: add takeover support for raid5->raid1

2009-12-14 12:51:41 +11:00

raid5.c

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

2010-08-10 15:38:19 -07:00

raid5.h

md/raid5: export raid5 unplugging interface.

2010-07-26 12:53:10 +10:00

raid10.c

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

2010-08-10 15:38:19 -07:00

raid10.h

md: fix handling of array level takeover that re-arranges devices.

2010-06-24 13:33:24 +10:00