2011-05-27 20:42:13

by Sage Weil

[permalink] [raw]
Subject: [PATCH 16/26] ncpfs: document dentry_unhash usage

ncpfs returns EBUSY if there are any references to the directory. The
dentry_unhash call only unhashes the dentry if there are no references.

CC: Petr Vandrovec <[email protected]>
CC: [email protected]
Signed-off-by: Sage Weil <[email protected]>
---
fs/ncpfs/dir.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index e3e646b..81c287d 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -1033,8 +1033,11 @@ static int ncp_rmdir(struct inode *dir, struct dentry *dentry)
DPRINTK("ncp_rmdir: removing %s/%s\n",
dentry->d_parent->d_name.name, dentry->d_name.name);

+ /*
+ * fail with EBUSY if there are still references to this
+ * directory.
+ */
dentry_unhash(dentry);
-
error = -EBUSY;
if (!d_unhashed(dentry))
goto out;
--
1.7.0