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| author | Sage Weil <sage@newdream.net> | 2011-07-26 11:31:26 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-07-26 11:31:26 -0700 |
| commit | d79698da32b317e96216236f265a9b72b78ae568 (patch) | |
| tree | 97f98e83c699794d6a5d979688587fbfdbba2ba7 /fs/ceph/dir.c | |
| parent | 41b02e1f9bb87b07d792b64aaeb7af3d00d69cd2 (diff) | |
| download | linux-stable-d79698da32b317e96216236f265a9b72b78ae568.tar.gz linux-stable-d79698da32b317e96216236f265a9b72b78ae568.tar.bz2 linux-stable-d79698da32b317e96216236f265a9b72b78ae568.zip | |
ceph: document unlocked d_parent accesses
For the most part we don't care about racing with rename when directing
MDS requests; either the old or new parent is fine. Document that, and
do some minor cleanup.
Reviewed-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/dir.c')
| -rw-r--r-- | fs/ceph/dir.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 7263f825d426..852ff8600ac9 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -506,7 +506,7 @@ int ceph_handle_snapdir(struct ceph_mds_request *req, struct dentry *dentry, int err) { struct ceph_fs_client *fsc = ceph_sb_to_client(dentry->d_sb); - struct inode *parent = dentry->d_parent->d_inode; + struct inode *parent = dentry->d_parent->d_inode; /* we hold i_mutex */ /* .snap dir? */ if (err == -ENOENT && |