| commit | a209dfc7b0d94bd6fa94553c097836a2e6d0f0ba | |
| author | Eric Dumazet <eric.dumazet@gmail.com> | |
| Tue, 26 Jul 2011 09:36:34 +0000 (26 11:36 +0200) | ||
| committer | Al Viro <viro@zeniv.linux.org.uk> | |
| Tue, 26 Jul 2011 16:57:09 +0000 (26 12:57 -0400) | ||
| tree | 7dacc92b08264c675a0dfcbae83982b7d3ad5135 | treesnapshot (tar.gz zip) |
| parent | 5b9f4567726513a359e70f85029482c7c3714dbd | commitdiff |
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>
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>
| fs/anon_inodes.c | diffblobblamehistory | |
| fs/inode.c | diffblobblamehistory | |
| fs/pipe.c | diffblobblamehistory | |
| include/linux/fs.h | diffblobblamehistory | |
| net/socket.c | diffblobblamehistory |