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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-07-28 08:55:13 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-08-01 09:41:17 +0400 |
| commit | c4ae0c65455c1bb30d1b71c6dd9a1a62aadde8ef (patch) | |
| tree | 75d45726ff5f09955054a665e368b919faf4c105 /fs/btrfs/acl.c | |
| parent | f2ee7abf4c40c8e6bffced923a7c01ea2d1f6c97 (diff) | |
| download | linux-c4ae0c65455c1bb30d1b71c6dd9a1a62aadde8ef.tar.xz | |
vfs: avoid call to inode_lru_list_del() if possible
inode_lru_list_del() is expensive because of per superblock lru locking,
while some inodes are not in lru list.
Adding a check in iput_final() can speedup pipe/sockets workloads on
SMP.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/btrfs/acl.c')
0 files changed, 0 insertions, 0 deletions