---

yaml --- r: 35484 b: refs/heads/master c: d680efe h: refs/heads/master v: v3
git-mirror · Sep 24, 2006 · 9c3dd8b · 9c3dd8b
1 parent 37922a4
commit 9c3dd8b
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Showing 6 changed files with 437 additions and 105 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f0681062b8e369d9fb6f3ce10f4e3fc8cea5f910
+refs/heads/master: d680efe9d8fe0eb99d9dd063a4def6b362cdb40d
diff --git a/trunk/fs/ocfs2/dcache.c b/trunk/fs/ocfs2/dcache.c
@@ -87,6 +87,8 @@ static int ocfs2_dentry_revalidate(struct dentry *dentry,
 	return ret;
 }
 
+DEFINE_SPINLOCK(dentry_attach_lock);
+
 struct dentry_operations ocfs2_dentry_ops = {
 	.d_revalidate		= ocfs2_dentry_revalidate,
 };
diff --git a/trunk/fs/ocfs2/dcache.h b/trunk/fs/ocfs2/dcache.h
@@ -28,4 +28,31 @@
 
 extern struct dentry_operations ocfs2_dentry_ops;
 
+struct ocfs2_dentry_lock {
+	unsigned int		dl_count;
+	u64			dl_parent_blkno;
+
+	/*
+	 * The ocfs2_dentry_lock keeps an inode reference until
+	 * dl_lockres has been destroyed. This is usually done in
+	 * ->d_iput() anyway, so there should be minimal impact.
+	 */
+	struct inode		*dl_inode;
+	struct ocfs2_lock_res	dl_lockres;
+};
+
+static inline void ocfs2_dentry_lock_put(struct ocfs2_super *osb,
+					 struct ocfs2_dentry_lock *dl)
+{
+}
+
+static inline struct dentry *ocfs2_find_local_alias(struct inode *inode,
+						    u64 parent_blkno,
+						    int skip_unhashed)
+{
+	return NULL;
+}
+
+extern spinlock_t dentry_attach_lock;
+
 #endif /* OCFS2_DCACHE_H */