Steven Whitehouse 26b06a6958 GFS2: Wait properly when flushing the ail list ...

The ail flush code has always relied upon log flushing to prevent
it from spinning needlessly. This fixes it to wait on the last
I/O request submitted (we don't need to wait for all of it)
instead of either spinning with io_schedule or sleeping.

As a result cpu usage of gfs2_logd is much reduced with certain
workloads.

Reported-by: Abhijith Das <adas@redhat.com>
Tested-by: Abhijith Das <adas@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

2011-05-21 19:21:07 +01:00

..

acl.c

GFS2: Post-VFS scale update for RCU path walk

2011-01-21 09:39:24 +00:00

acl.h

fs: provide rcu-walk aware permission i_ops

2011-01-07 17:50:29 +11:00

aops.c

GFS2: Improve bug trap code in ->releasepage()

2011-05-03 11:49:19 +01:00

bmap.c

GFS2: Wipe directory hash table metadata when deallocating a directory

2011-05-21 14:05:58 +01:00

bmap.h

GFS2: New truncate sequence

2010-09-20 11:18:16 +01:00

dentry.c

gfs2: fix d_revalidate oopsen on NFS exports

2011-03-10 03:44:48 -05:00

dir.c

GFS2: When adding a new dir entry, inc link count if it is a subdir

2011-05-09 16:43:53 +01:00

dir.h

GFS2: When adding a new dir entry, inc link count if it is a subdir

2011-05-09 16:43:53 +01:00

export.c

GFS2: Make writeback more responsive to system conditions

2011-04-20 09:01:37 +01:00

file.c

GFS2: make sure fallocate bytes is a multiple of blksize

2011-05-03 11:47:42 +01:00

gfs2.h

[GFS2] Remove remote lock dropping code

2008-06-27 09:39:44 +01:00

glock.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw

2011-05-20 13:28:45 -07:00

glock.h

GFS2: Alter point of entry to glock lru list for glocks with an address_space

2011-04-20 08:59:48 +01:00

glops.c

GFS2: Move gfs2_refresh_inode() and friends into glops.c

2011-05-09 16:44:49 +01:00

glops.h

GFS2: Clean up fsync()

2011-04-20 09:00:41 +01:00

incore.h

GFS2: Use UUID field in generic superblock

2011-05-10 15:01:59 +01:00

inode.c

GFS2: Move all locking inside the inode creation function

2011-05-13 12:11:17 +01:00

inode.h

GFS2: Clean up symlink creation

2011-05-13 10:34:59 +01:00

Kconfig

GFS2: No longer experimental

2010-09-20 11:18:46 +01:00

lock_dlm.c

GFS2: Fix glock deallocation race

2011-03-09 10:58:04 +00:00

log.c

GFS2: Wait properly when flushing the ail list

2011-05-21 19:21:07 +01:00

log.h

GFS2: Make writeback more responsive to system conditions

2011-04-20 09:01:37 +01:00

lops.c

GFS2: Optimise glock lru and end of life inodes

2011-04-20 09:01:17 +01:00

lops.h

[GFS2] Only do lo_incore_commit once

2008-03-31 10:39:54 +01:00

main.c

GFS2: Optimise glock lru and end of life inodes

2011-04-20 09:01:17 +01:00

Makefile

GFS2: Rename ops_inode.c to inode.c

2011-05-10 13:12:49 +01:00

meta_io.c

GFS2: Improve tracing support (adds two flags)

2011-04-20 09:00:59 +01:00

meta_io.h

GFS2: Remove unused macro

2011-04-20 09:00:24 +01:00

ops_fstype.c

GFS2: Use UUID field in generic superblock

2011-05-10 15:01:59 +01:00

quota.c

GFS2: quota allows exceeding hard limit

2011-03-09 09:32:44 +00:00

quota.h

mm: add context argument to shrinker callback

2010-07-19 14:56:17 +10:00

recovery.c

GFS2: Fix spectator umount issue

2010-09-29 14:20:52 +01:00

recovery.h

gfs2: use workqueue instead of slow-work

2010-07-23 13:14:25 +02:00

rgrp.c

GFS2: Wipe directory hash table metadata when deallocating a directory

2011-05-21 14:05:58 +01:00

rgrp.h

GFS2: deallocation performance patch

2011-02-24 12:13:48 +00:00

super.c

GFS2: Move final part of inode.c into super.c

2011-05-09 16:45:38 +01:00

super.h

gfs: constify xattr_handler

2010-05-21 18:31:20 -04:00

sys.c

GFS2: Use UUID field in generic superblock

2011-05-10 15:01:59 +01:00

sys.h

GFS2: Remove ancient, unused code

2009-01-05 07:39:13 +00:00

trace_gfs2.h

GFS2: Add an AIL writeback tracepoint

2011-04-20 09:01:58 +01:00

trans.c

GFS2: Various gfs2_logd improvements

2010-05-05 09:39:18 +01:00

trans.h

GFS2: reserve more blocks for transactions

2010-09-28 09:44:24 +01:00

util.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

util.h

GFS2: Metadata address space clean up

2010-03-01 14:07:37 +00:00

xattr.c

GFS2: Clean up duplicated setattr code

2010-11-30 10:30:19 +00:00

xattr.h

sanitize xattr handler prototypes

2009-12-16 12:16:49 -05:00