From 33e940a25daaea71be054e8a4bdb61730cc9ebbc Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@redhat.com>
Date: Tue, 17 Sep 2013 16:34:28 -0300
Subject: perf session: Check for SIGINT in more loops

When processing big files we were not checking if session_done was set
by the SIGINT signal handler, for instance in 'perf report'. Fix it.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-pyad42lgrtq7xhg2dpsoauq7@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/builtin-report.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'tools/perf/builtin-report.c')

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 8e50d8d77419..72eae7498c09 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -401,8 +401,6 @@ static int perf_report__setup_sample_type(struct perf_report *rep)
 	return 0;
 }
 
-extern volatile int session_done;
-
 static void sig_handler(int sig __maybe_unused)
 {
 	session_done = 1;
@@ -568,6 +566,9 @@ static int __cmd_report(struct perf_report *rep)
 		}
 	}
 
+	if (session_done())
+		return 0;
+
 	if (nr_samples == 0) {
 		ui__error("The %s file has no samples!\n", session->filename);
 		return 0;
-- 
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