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[RESEND] ocfs2: break useless while loop

Message ID 1377828947-12361-1-git-send-email-junxiao.bi@oracle.com (mailing list archive)
State New, archived
Headers show

Commit Message

Junxiao Bi Aug. 30, 2013, 2:15 a.m. UTC 
Break the while loop after get the value, or it will waste
cpu time.

Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com>
Acked-by: Sunil Mushran <sunil.mushran@gmail.com>
---
 fs/ocfs2/dlm/dlmmaster.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index 005261c..1fadc39 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -1888,8 +1888,10 @@  ok:
 			 * up nodes that this node contacted */
 			while ((nn = find_next_bit (mle->response_map, O2NM_MAX_NODES,
 						    nn+1)) < O2NM_MAX_NODES) {
-				if (nn != dlm->node_num && nn != assert->node_idx)
+				if (nn != dlm->node_num && nn != assert->node_idx) {
 					master_request = 1;
+					break;
+				}
 			}
 		}
 		mle->master = assert->node_idx;