AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity
60a0b8f936
kernel_optimize_test/fs/gfs2
History
Steven Whitehouse 60a0b8f936 GFS2: Add a rgrp bitmap full flag 
During block allocation, it is useful to know if sections of disk
are full on a finer grained basis than a single resource group.
This can make a performance difference when resource groups have
larger numbers of bitmap blocks, since we no longer have to search
them all block by block in each individual bitmap.

The full flag is set on a per-bitmap basis when it has been
searched and found to have no free space. It is then skipped in
subsequent searches until the flag is reset. The resetting
occurs if we have to drop the glock on the resource group for any
reason, or if we deallocate some blocks within that resource
group and thus free up some space.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
2009-05-21 12:23:12 +01:00
..
acl.c New helper - current_umask() 2009-03-31 23:00:26 -04:00
acl.h
bmap.c GFS2: Improve resource group error handling 2009-05-20 10:48:47 +01:00
bmap.h GFS2: Streamline alloc calculations for writes 2009-01-05 07:39:17 +00:00
dir.c GFS2: Improve resource group error handling 2009-05-20 10:48:47 +01:00
dir.h GFS2: Fix bug in gfs2_lock_fs_check_clean() 2009-01-05 07:39:11 +00:00
eaops.c GFS2: Merge lock_dlm module into GFS2 2009-03-24 11:21:14 +00:00
eaops.h
eattr.c GFS2: Improve resource group error handling 2009-05-20 10:48:47 +01:00
eattr.h
gfs2.h
glock.c GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
glock.h GFS2: Merge lock_dlm module into GFS2 2009-03-24 11:21:14 +00:00
glops.c GFS2: Improve resource group error handling 2009-05-20 10:48:47 +01:00
glops.h GFS2: Add a "demote a glock" interface to sysfs 2009-03-24 11:21:22 +00:00
incore.h GFS2: Add a rgrp bitmap full flag 2009-05-21 12:23:12 +01:00
inode.c GFS2: cleanup file_operations mess 2009-04-15 10:17:18 +01:00
inode.h GFS2: cleanup file_operations mess 2009-04-15 10:17:18 +01:00
Kconfig GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
lock_dlm.c GFS2: Fix locking bug in failed shared to exclusive conversion 2009-03-24 11:21:26 +00:00
log.c GFS2: Update the rw flags 2009-05-11 12:36:41 +01:00
log.h
lops.c GFS2: Update the rw flags 2009-05-11 12:36:41 +01:00
lops.h
main.c GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
Makefile GFS2: Merge lock_dlm module into GFS2 2009-03-24 11:21:14 +00:00
meta_io.c GFS2: Optimise writepage for metadata 2009-05-11 12:36:43 +01:00
meta_io.h GFS2: Clean up of glops.c 2009-03-24 11:21:27 +00:00
mount.c GFS2: Add commit= mount option 2009-05-13 14:49:48 +01:00
ops_address.c GFS2: Fix timestamps on write 2009-05-12 16:14:05 +01:00
ops_address.h
ops_dentry.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 2009-03-27 16:23:12 -07:00
ops_export.c GFS2: Merge lock_dlm module into GFS2 2009-03-24 11:21:14 +00:00
ops_file.c GFS2: Something nonlinear this way comes! 2009-05-11 12:36:44 +01:00
ops_fstype.c GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
ops_inode.c GFS2: Fix symlink creation race 2009-04-15 10:15:38 +01:00
ops_super.c GFS2: Don't warn when delete inode fails on ro filesystem 2009-05-19 14:25:16 +01:00
quota.c GFS2: Use DEFINE_SPINLOCK 2009-04-15 10:18:07 +01:00
quota.h GFS2: change gfs2_quota_scan into a shrinker 2009-03-24 11:21:12 +00:00
recovery.c GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
recovery.h GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
rgrp.c GFS2: Add a rgrp bitmap full flag 2009-05-21 12:23:12 +01:00
rgrp.h GFS2: Improve resource group error handling 2009-05-20 10:48:47 +01:00
super.c GFS2: Fix freeze issue 2009-03-24 11:31:30 +00:00
super.h Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6 2009-03-27 16:23:12 -07:00
sys.c GFS2: Umount recovery race fix 2009-05-19 10:01:18 +01:00
sys.h GFS2: Remove ancient, unused code 2009-01-05 07:39:13 +00:00
trans.c GFS2: Move journal live test at transaction start 2009-05-13 10:56:52 +01:00
trans.h
util.c GFS2: Merge lock_dlm module into GFS2 2009-03-24 11:21:14 +00:00
util.h GFS2: Clean up & move gfs2_quotad 2009-01-05 07:39:05 +00:00