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Btrfs: cache no acl on new inodes 

When running compilebench I noticed we were spending some time looking up
acls on new inodes, which shouldn't be happening since there were no acls.
This is because when we init acls on the inode after creating them we don't
cache the fact there are no acls if there aren't any.  Doing this adds a
little bit of a bump to my compilebench runs.  Thanks,
Btrfs: cache no acl on new inodes

Signed-off-by: Josef Bacik <josef@redhat.com>
This commit is contained in:
Josef Bacik 2012-04-23 13:55:30 -04:00
parent 0c4d2d95d0
commit 30f8fe3e47
1 changed files with 4 additions and 0 deletions
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4
fs/btrfs/acl.c
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@ -227,7 +227,11 @@ int btrfs_init_acl(struct btrfs_trans_handle *trans,
if (ret > 0) { if (ret > 0) {
/* we need an acl */ /* we need an acl */
ret = btrfs_set_acl(trans, inode, acl, ACL_TYPE_ACCESS); ret = btrfs_set_acl(trans, inode, acl, ACL_TYPE_ACCESS);
} else {
cache_no_acl(inode);
} }
} else {
cache_no_acl(inode);
} }
failed: failed:
posix_acl_release(acl); posix_acl_release(acl);