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authorLiu Bo <bo.li.liu@oracle.com>2012-11-28 10:43:11 +0000
committerChris Mason <chris.mason@fusionio.com>2012-12-16 20:46:15 -0500
commit755ac67f83e515af55adbfe55134eb7d90839cdb (patch)
tree56edd78dca4d3cbed1e7debc00618c1ded531c0e /fs/btrfs/acl.c
parent0ff6fabdb0a862b22df4dd75873578392478e64d (diff)
downloadop-kernel-dev-755ac67f83e515af55adbfe55134eb7d90839cdb.zip
op-kernel-dev-755ac67f83e515af55adbfe55134eb7d90839cdb.tar.gz
Btrfs: skip adding an acl attribute if we don't have to
If the acl can be exactly represented in the traditional file mode permission bits, we don't set another acl attribute. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs/btrfs/acl.c')
-rw-r--r--fs/btrfs/acl.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index 0c16e3d..e15d2b0 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -121,6 +121,8 @@ static int btrfs_set_acl(struct btrfs_trans_handle *trans,
ret = posix_acl_equiv_mode(acl, &inode->i_mode);
if (ret < 0)
return ret;
+ if (ret == 0)
+ acl = NULL;
}
ret = 0;
break;
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