libceph: fix msgr standby handling

[deliverable/linux.git] / fs / ceph / dir.c

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index fa7ca04ee816e79b8d8447c9634f27d04dee2ba5..196fd4c62db71183a1ba83fe4600e8fb107dadec 100644 (file)
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -409,7 +409,7 @@ more:
        spin_lock(&inode->i_lock);
        if (ci->i_release_count == fi->dir_release_count) {
                dout(" marking %p complete\n", inode);
-               ci->i_ceph_flags |= CEPH_I_COMPLETE;
+               /* ci->i_ceph_flags |= CEPH_I_COMPLETE; */
                ci->i_max_offset = filp->f_pos;
        }
        spin_unlock(&inode->i_lock);
@@ -1029,28 +1029,8 @@ out_touch:
 static void ceph_dentry_release(struct dentry *dentry)
 {
        struct ceph_dentry_info *di = ceph_dentry(dentry);
-       struct inode *parent_inode = NULL;
-       u64 snapid = CEPH_NOSNAP;
 
-       if (!IS_ROOT(dentry)) {
-               parent_inode = dentry->d_parent->d_inode;
-               if (parent_inode)
-                       snapid = ceph_snap(parent_inode);
-       }
-       dout("dentry_release %p parent %p\n", dentry, parent_inode);
-       if (parent_inode && snapid != CEPH_SNAPDIR) {
-               struct ceph_inode_info *ci = ceph_inode(parent_inode);
-
-               spin_lock(&parent_inode->i_lock);
-               if (ci->i_shared_gen == di->lease_shared_gen ||
-                   snapid <= CEPH_MAXSNAP) {
-                       dout(" clearing %p complete (d_release)\n",
-                            parent_inode);
-                       ci->i_ceph_flags &= ~CEPH_I_COMPLETE;
-                       ci->i_release_count++;
-               }
-               spin_unlock(&parent_inode->i_lock);
-       }
+       dout("dentry_release %p\n", dentry);
        if (di) {
                ceph_dentry_lru_del(dentry);
                if (di->lease_session)
@@ -1224,6 +1204,26 @@ void ceph_dentry_lru_del(struct dentry *dn)
        }
 }
 
+/*
+ * Return name hash for a given dentry.  This is dependent on
+ * the parent directory's hash function.
+ */
+unsigned ceph_dentry_hash(struct dentry *dn)
+{
+       struct inode *dir = dn->d_parent->d_inode;
+       struct ceph_inode_info *dci = ceph_inode(dir);
+
+       switch (dci->i_dir_layout.dl_dir_hash) {
+       case 0: /* for backward compat */
+       case CEPH_STR_HASH_LINUX:
+               return dn->d_name.hash;
+
+       default:
+               return ceph_str_hash(dci->i_dir_layout.dl_dir_hash,
+                                    dn->d_name.name, dn->d_name.len);
+       }
+}
+
 const struct file_operations ceph_dir_fops = {
        .read = ceph_read_dir,
        .readdir = ceph_readdir,