From 8bc674cb4834fb25206b7f7f5e37fe571aa76b34 Mon Sep 17 00:00:00 2001
From: Kurt Hackel <kurt.hackel@oracle.com>
Date: Thu, 27 Apr 2006 18:02:10 -0700
Subject: ocfs2: Fix empty lvb check

The check for an empty lvb should check the entire buffer not just the first
byte.

Signed-off-by: Kurt Hackel <kurt.hackel@oracle.com>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
---
 fs/ocfs2/dlm/dlmcommon.h | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'fs/ocfs2/dlm/dlmcommon.h')

diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h
index 4fc1be3a3fa..bf873919b00 100644
--- a/fs/ocfs2/dlm/dlmcommon.h
+++ b/fs/ocfs2/dlm/dlmcommon.h
@@ -315,6 +315,15 @@ enum dlm_lockres_list {
 	DLM_BLOCKED_LIST
 };
 
+static inline int dlm_lvb_is_empty(char *lvb)
+{
+	int i;
+	for (i=0; i<DLM_LVB_LEN; i++)
+		if (lvb[i])
+			return 0;
+	return 1;
+}
+
 static inline struct list_head *
 dlm_list_idx_to_ptr(struct dlm_lock_resource *res, enum dlm_lockres_list idx)
 {
-- 
cgit