Add periodic fflush to xentop batch mode.

From: Yusuke KANEKI <Kaneki.Yusuke@ea.MitsubishiElectric.co.jp>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>

diff --git a/tools/xenstat/xentop/xentop.c b/tools/xenstat/xentop/xentop.c
index 5e1f5ef8d1237f75d7c69b04b605770fb4f32928..52fb343376b65ba3abc96203f544025dbe5d2070 100644 (file)
--- a/tools/xenstat/xentop/xentop.c
+++ b/tools/xenstat/xentop/xentop.c
@@ -1121,6 +1121,7 @@ int main(int argc, char **argv)
                do {
                        gettimeofday(&curtime, NULL);
                        top();
+                       fflush(stdout);
                        oldtime = curtime;
                        if ((!loop) && !(--iterations))
                                break;