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authorEric Dumazet <eric.dumazet@gmail.com>2011-07-26 11:36:34 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2011-07-26 12:57:09 -0400
commita209dfc7b0d94bd6fa94553c097836a2e6d0f0ba (patch)
tree7dacc92b08264c675a0dfcbae83982b7d3ad5135 /fs/pipe.c
parent5b9f4567726513a359e70f85029482c7c3714dbd (diff)
vfs: dont chain pipe/anon/socket on superblock s_inodes list
Workloads using pipes and sockets hit inode_sb_list_lock contention. superblock s_inodes list is needed for quota, dirty, pagecache and fsnotify management. pipe/anon/socket fs are clearly not candidates for these. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/pipe.c')
-rw-r--r--fs/pipe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/pipe.c b/fs/pipe.c
index 1b7f9af67cc..0e0be1dc0f8 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -948,7 +948,7 @@ static const struct dentry_operations pipefs_dentry_operations = {
static struct inode * get_pipe_inode(void)
{
- struct inode *inode = new_inode(pipe_mnt->mnt_sb);
+ struct inode *inode = new_inode_pseudo(pipe_mnt->mnt_sb);
struct pipe_inode_info *pipe;
if (!inode)