Pull hotplug into release branch

[linux-2.6-omap-h63xx.git] / fs / ocfs2 / dcache.c

diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c
index 1957a5ed219e5845e88c3ec47e1b02e0b34d6a3f..9923278ea6d4df3f3ef0b9cd8247d64e86c9a849 100644 (file)
--- a/fs/ocfs2/dcache.c
+++ b/fs/ocfs2/dcache.c
@@ -344,12 +344,24 @@ static void ocfs2_dentry_iput(struct dentry *dentry, struct inode *inode)
 {
        struct ocfs2_dentry_lock *dl = dentry->d_fsdata;
 
-       mlog_bug_on_msg(!dl && !(dentry->d_flags & DCACHE_DISCONNECTED),
-                       "dentry: %.*s\n", dentry->d_name.len,
-                       dentry->d_name.name);
+       if (!dl) {
+               /*
+                * No dentry lock is ok if we're disconnected or
+                * unhashed.
+                */
+               if (!(dentry->d_flags & DCACHE_DISCONNECTED) &&
+                   !d_unhashed(dentry)) {
+                       unsigned long long ino = 0ULL;
+                       if (inode)
+                               ino = (unsigned long long)OCFS2_I(inode)->ip_blkno;
+                       mlog(ML_ERROR, "Dentry is missing cluster lock. "
+                            "inode: %llu, d_flags: 0x%x, d_name: %.*s\n",
+                            ino, dentry->d_flags, dentry->d_name.len,
+                            dentry->d_name.name);
+               }
 
-       if (!dl)
                goto out;
+       }
 
        mlog_bug_on_msg(dl->dl_count == 0, "dentry: %.*s, count: %u\n",
                        dentry->d_name.len, dentry->d_name.name,