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linux/fs/btrfs
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Wang Shilong 3b7a016f44 Btrfs: avoid unnecessary scrub workers allocation 
We only allocate scrub workers if we pass all the necessary
checks, for example, there are no operation in progress.

Besides, move mutex lock protection outside of scrub_workers_get()
/scrub_workers_put().

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
2013-11-11 22:12:58 -05:00
..
tests
Btrfs: add a sanity test for a vacant extent at the front of a file
2013-11-11 21:58:19 -05:00
acl.c
Btrfs: fix incorrect inode acl reset
2013-11-11 22:02:51 -05:00
async-thread.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
async-thread.h
Btrfs: eliminate races in worker stopping code
2013-10-04 16:02:13 -04:00
backref.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
backref.h
Btrfs: allocate prelim_ref with a slab allocater
2013-09-01 08:16:27 -04:00
btrfs_inode.h
Btrfs: improve inode hash function/inode lookup
2013-11-11 21:55:19 -05:00
check-integrity.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
check-integrity.h
Btrfs: add optional integrity check code
2011-12-21 19:14:09 +01:00
compression.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
compression.h
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
ctree.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
ctree.h
Btrfs: remove scrub_super_lock holding in btrfs_sync_log()
2013-11-11 22:10:13 -05:00
delayed-inode.c
btrfs: Replace kmalloc with kmalloc_array
2013-11-11 22:12:22 -05:00
delayed-inode.h
[readdir] convert btrfs
2013-06-29 12:57:00 +04:00
delayed-ref.c
Btrfs: get rid of sparse warnings
2013-09-01 08:15:50 -04:00
delayed-ref.h
Btrfs: handle running extent ops with skinny metadata
2013-05-17 21:40:15 -04:00
dev-replace.c
btrfs: remove fs/btrfs/compat.h
2013-11-11 22:03:19 -05:00
dev-replace.h
Btrfs: add new sources for device replace code
2012-12-12 17:15:41 -05:00
dir-item.c
Btrfs: fix verification of dir_item
2013-11-11 22:10:36 -05:00
disk-io.c
btrfs: Remove useless variable in write_ctree_super()
2013-11-11 22:12:40 -05:00
disk-io.h
Btrfs: add a sanity test for btrfs_split_item
2013-11-11 21:51:02 -05:00
export.c
btrfs: remove fs/btrfs/compat.h
2013-11-11 22:03:19 -05:00
export.h
…
extent_io.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
extent_io.h
Btrfs: Simplify the logic in alloc_extent_buffer() for existing extent buffer case
2013-11-11 21:59:11 -05:00
extent_map.c
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
extent_map.h
btrfs: Enclose macros with complex values within parenthesis
2013-11-11 22:12:06 -05:00
extent-tree.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
file-item.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
file.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
free-space-cache.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
free-space-cache.h
Btrfs: remove path arg from btrfs_truncate_free_space_cache
2013-11-11 21:51:33 -05:00
hash.h
btrfs: extended inode refs
2012-10-09 09:14:45 -04:00
inode-item.c
btrfs: drop unused parameter from btrfs_item_nr
2013-11-11 21:50:48 -05:00
inode-map.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
inode-map.h
Btrfs: Support reading/writing on disk free ino cache
2011-04-25 16:46:11 +08:00
inode.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
ioctl.c
btrfs: Fix checkpatch.pl warning of spacing issues
2013-11-11 22:12:31 -05:00
Kconfig
Btrfs: add support for asserts
2013-09-01 08:16:32 -04:00
locking.c
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
locking.h
Btrfs: remove btrfs_try_spin_lock
2013-03-14 14:57:10 -04:00
lzo.c
Btrfs: return -1 when lzo compression makes data bigger
2013-09-01 07:57:19 -04:00
Makefile
Btrfs: add tests for btrfs_get_extent
2013-11-11 21:57:30 -05:00
math.h
Btrfs: cleanup duplicated division functions
2012-12-11 13:31:30 -05:00
ordered-data.c
Btrfs: take ordered root lock when removing ordered operations inode
2013-11-11 22:08:10 -05:00
ordered-data.h
Btrfs: return an error from btrfs_wait_ordered_range
2013-11-11 22:07:35 -05:00
orphan.c
btrfs: replace many BUG_ONs with proper error handling
2012-03-22 11:52:54 +01:00
print-tree.c
btrfs: drop unused parameter from btrfs_item_nr
2013-11-11 21:50:48 -05:00
print-tree.h
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
qgroup.c
Btrfs: Remove superfluous casts from u64 to unsigned long long
2013-09-01 08:16:08 -04:00
raid56.c
btrfs: remove fs/btrfs/compat.h
2013-11-11 22:03:19 -05:00
raid56.h
Btrfs: RAID5 and RAID6
2013-02-01 14:24:23 -05:00
rcu-string.h
Btrfs: use rcu to protect device->name
2012-06-14 21:29:16 -04:00
reada.c
Btrfs: fix reada debug code compilation
2013-05-06 15:54:55 -04:00
relocation.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
root-tree.c
Btrfs: insert orphan roots into fs radix tree
2013-10-10 21:30:53 -04:00
scrub.c
Btrfs: avoid unnecessary scrub workers allocation
2013-11-11 22:12:58 -05:00
send.c
Btrfs: check file extent type before anything else
2013-11-11 22:12:49 -05:00
send.h
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
struct-funcs.c
Btrfs: rewrite BTRFS_SETGET_FUNCS
2012-07-23 16:28:06 -04:00
super.c
btrfs: Replace kmalloc with kmalloc_array
2013-11-11 22:12:22 -05:00
sysfs.c
btrfs: fixup/remove module.h usage as required
2013-03-01 15:01:01 -05:00
transaction.c
Btrfs: fix memory leaks on transaction commit failure
2013-11-11 21:55:46 -05:00
transaction.h
Btrfs: fix BUG_ON() casued by the reserved space migration
2013-11-11 21:54:28 -05:00
tree-defrag.c
Btrfs: cleanup dead code of defragment
2013-11-11 21:59:45 -05:00
tree-log.c
btrfs: Use WARN_ON()'s return value in place of WARN_ON(1)
2013-11-11 22:11:53 -05:00
tree-log.h
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
ulist.c
Btrfs: fix crash regarding to ulist_add_merge
2013-07-02 11:50:59 -04:00
ulist.h
Btrfs: add a rb_tree to improve performance of ulist search
2013-05-06 15:54:44 -04:00
uuid-tree.c
Btrfs: remove unused max_key arg from btrfs_search_forward
2013-11-11 21:54:57 -05:00
volumes.c
btrfs: Replace kmalloc with kmalloc_array
2013-11-11 22:12:22 -05:00
volumes.h
btrfs: Pack struct btrfs_device
2013-11-11 22:11:26 -05:00
xattr.c
btrfs: make static code static & remove dead code
2013-05-06 15:55:23 -04:00
xattr.h
fs/vfs/security: pass last path component to LSM on inode creation
2011-02-01 11:12:29 -05:00
zlib.c
btrfs: fix message printing
2012-10-09 09:19:57 -04:00