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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-07-28 06:41:09 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-08-01 07:41:17 +0200 |
| commit | f2ee7abf4c40c8e6bffced923a7c01ea2d1f6c97 (patch) | |
| tree | 3c7ec119cf89f82737c55235ff7881ebeed9408f /fs/inode.c | |
| parent | vfs: conditionally call inode_wb_list_del() (diff) | |
| download | linux-f2ee7abf4c40c8e6bffced923a7c01ea2d1f6c97.tar.xz linux-f2ee7abf4c40c8e6bffced923a7c01ea2d1f6c97.zip | |
vfs: avoid taking inode_hash_lock on pipes and sockets
Some inodes (pipes, sockets, ...) are not hashed, no need to take
contended inode_hash_lock at dismantle time.
nice speedup on SMP machines on socket intensive workloads.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/inode.c')
| -rw-r--r-- | fs/inode.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/inode.c b/fs/inode.c index 9dab13ae6ef7..e445be2a18f9 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -399,12 +399,12 @@ void __insert_inode_hash(struct inode *inode, unsigned long hashval) EXPORT_SYMBOL(__insert_inode_hash); /** - * remove_inode_hash - remove an inode from the hash + * __remove_inode_hash - remove an inode from the hash * @inode: inode to unhash * * Remove an inode from the superblock. */ -void remove_inode_hash(struct inode *inode) +void __remove_inode_hash(struct inode *inode) { spin_lock(&inode_hash_lock); spin_lock(&inode->i_lock); @@ -412,7 +412,7 @@ void remove_inode_hash(struct inode *inode) spin_unlock(&inode->i_lock); spin_unlock(&inode_hash_lock); } -EXPORT_SYMBOL(remove_inode_hash); +EXPORT_SYMBOL(__remove_inode_hash); void end_writeback(struct inode *inode) { |