Martin K. Petersen a91a2785b2 block: Require subsystems to explicitly allocate bio_set integrity mempool ...

MD and DM create a new bio_set for every metadevice. Each bio_set has an
integrity mempool attached regardless of whether the metadevice is
capable of passing integrity metadata. This is a waste of memory.

Instead we defer the allocation decision to MD and DM since we know at
metadevice creation time whether integrity passthrough is needed or not.

Automatic integrity mempool allocation can then be removed from
bioset_create() and we make an explicit integrity allocation for the
fs_bio_set.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Reported-by: Zdenek Kabelac <zkabelac@redhat.com>
Acked-by: Mike Snitzer <snizer@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

2011-03-17 11:11:05 +01:00

..

bitmap.c

block: kill off REQ_UNPLUG

2011-03-10 08:52:27 +01:00

bitmap.h

md: use sector_t in bitmap_get_counter

2010-10-28 17:32:26 +11:00

dm-bio-record.h

dm: preserve bi_io_vec when resubmitting bios

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

dm-crypt.c

block: remove per-queue plugging

2011-03-10 08:52:07 +01:00

dm-delay.c

dm: convert workqueues to alloc_ordered

2011-01-13 19:59:57 +00:00

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: kill off REQ_UNPLUG

2011-03-10 08:52:27 +01:00

dm-ioctl.c

dm ioctl: suppress needless warning messages

2011-01-13 19:59:55 +00:00

dm-kcopyd.c

block: kill off REQ_UNPLUG

2011-03-10 08:52:27 +01:00

dm-linear.c

dm: use dm_target_offset macro

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

dm-log-userspace-base.c

dm log userspace: add version number to comms

2011-01-13 19:59:52 +00:00

dm-log-userspace-transfer.c

dm log userspace: add version number to comms

2011-01-13 19:59:52 +00:00

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 log: use PTR_ERR value instead of ENOMEM

2011-01-13 20:00:00 +00:00

dm-mpath.c

dm mpath: delay activate_path retry on SCSI_DH_RETRY

2011-01-13 20:00:01 +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

dm: path selector use module refcount directly

2009-04-02 19:55:27 +01:00

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 mpath: add queue length load balancer

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

dm-raid1.c

block: remove per-queue plugging

2011-03-10 08:52:07 +01:00

dm-raid.c

block: remove per-queue plugging

2011-03-10 08:52:07 +01:00

dm-region-hash.c

dm: implement REQ_FLUSH/FUA support for bio-based dm

2010-09-10 12:35:38 +02:00

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 make metadata_wq multithreaded

2011-01-13 19:59:59 +00:00

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 snapshot: avoid storing private suspended state

2011-01-13 19:59:59 +00:00

dm-stripe.c

dm stripe: switch from local workqueue to system_wq

2011-01-13 19:59:57 +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

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +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

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

dm.h

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

faulty.c

md: use separate bio pool for each md device.

2010-10-28 17:36:15 +11:00

Kconfig

dm: raid456 basic support

2011-01-13 20:00:02 +00:00

linear.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

linear.h

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

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

Makefile

dm: raid456 basic support

2011-01-13 20:00:02 +00:00

md.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

md.h

md: Fix - again - partition detection when array becomes active

2011-02-24 17:26:41 +11:00

multipath.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

multipath.h

md: remove mddev_to_conf "helper" macro

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

raid0.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

raid0.h

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

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

raid1.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

raid1.h

md/raid1: discard unused variable.

2010-10-29 16:40:33 +11:00

raid5.c

block: remove per-queue plugging

2011-03-10 08:52:07 +01:00

raid5.h

block: remove per-queue plugging

2011-03-10 08:52:07 +01:00

raid10.c

block: Require subsystems to explicitly allocate bio_set integrity mempool

2011-03-17 11:11:05 +01:00

raid10.h

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

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