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-rw-r--r--fs/ocfs2/file.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index b499c329257..1be74c4e781 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -30,6 +30,7 @@
#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>
@@ -691,6 +692,12 @@ static int ocfs2_zero_extend(struct inode *inode,
}
start_off += sb->s_blocksize;
+
+ /*
+ * Very large extends have the potential to lock up
+ * the cpu for extended periods of time.
+ */
+ cond_resched();
}
out: