From nobody Mon Sep 17 00:00:00 2001
From: Mark Fasheh <mark.fasheh@oracle.com>
Date: Thu, 19 Oct 2006 12:07:59 -0700
Subject: ocfs2: cond_resched() in ocfs2_zero_extend()

The loop within ocfs2_zero_extend() can execute for a long time, causing
spurious soft lockup warnings.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>

---

 fs/ocfs2/file.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

b7eb28bada001433f61b0c824ccd1ace6bd22a03
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 462e727..7bbce0a 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -30,6 +30,7 @@ #include <linux/slab.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
 #include <linux/uio.h>
+#include <linux/sched.h>
 
 #define MLOG_MASK_PREFIX ML_INODE
 #include <cluster/masklog.h>
@@ -690,6 +691,12 @@ static int ocfs2_zero_extend(struct inod
 		}
 
 		start_off += sb->s_blocksize;
+
+		/*
+		 * Very large extends have the potential to lock up
+		 * the cpu for extended periods of time.
+		 */
+		cond_resched();
 	}
 
 out:
-- 
1.3.3