projects / platform / kernel / linux-3.10.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 963d678) | patch
Btrfs: use the inode own lock to protect its delalloc_bytes
authorMiao Xie <miaox@cn.fujitsu.com>
Tue, 29 Jan 2013 10:11:59 +0000 (10:11 +0000)
committerJosef Bacik <jbacik@fusionio.com>
Wed, 20 Feb 2013 17:59:06 +0000 (12:59 -0500)
commitdf0af1a57f72c74d53a9377c60ff20095afab97d
tree588048ea16f8564a2eb449c0e9b7ba22c49eebc6tree | snapshot
parent963d678b0f7649300e3a67f2513ca9d830c6e303commit | diff
Btrfs: use the inode own lock to protect its delalloc_bytes

We need not use a global lock to protect the delalloc_bytes of the
inode, just use its own lock. In this way, we can reduce the lock
contention and ->delalloc_lock will just protect delalloc inode
list.

Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
fs/btrfs/btrfs_inode.h diff | blob | history
fs/btrfs/disk-io.c diff | blob | history
fs/btrfs/inode.c diff | blob | history
Domain: System / Kernel;