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author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-07-26 11:36:34 +0200 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-07-26 18:57:09 +0200 |
commit | a209dfc7b0d94bd6fa94553c097836a2e6d0f0ba (patch) | |
tree | 7dacc92b08264c675a0dfcbae83982b7d3ad5135 /fs/pipe.c | |
parent | Documentation: Exporting: update description of d_splice_alias (diff) | |
download | linux-a209dfc7b0d94bd6fa94553c097836a2e6d0f0ba.tar.xz linux-a209dfc7b0d94bd6fa94553c097836a2e6d0f0ba.zip |
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.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index 1b7f9af67ccf..0e0be1dc0f8e 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) |