[PATCH 1/6] perf trace: Check control+C more often

From: Arnaldo Carvalho de Melo
Date: Thu Sep 05 2013 - 15:43:29 EST


From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>

We were checking for it only after processing all events in the buffer,
delaying processing the termination request for long periods.

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-9jdbu937curvb35cfzbyss4g@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-trace.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index b6f0725..6016112 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -994,6 +994,9 @@ again:

handler = evsel->handler.func;
handler(trace, evsel, &sample);
+
+ if (done)
+ goto out_unmap_evlist;
}
}

--
1.8.1.4

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