commit 88b3f3dc89834601b75be84bfae4c882afcbe65b
author Eric Dumazet <eric.dumazet@gmail.com> Tue Jul 26 11:36:34 2011 +0200
committer Pankaj Kumar <pakuma@codeaurora.org> Thu Dec 15 15:57:08 2011 +0530
tree 63463b8d407c0731063671f2fb04ed05d44d7746
parent 6bc6375e10b58ecc34bfa1fa8fc1112a5750e3be

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.

Change-Id: I8ed74115fb164a96e5a726d2cb7f476f140c384d
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>
Signed-off-by: Pankaj Kumar <pakuma@codeaurora.org>