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perf session: Check for SIGINT in more loops

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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>
This commit is contained in:
Arnaldo Carvalho de Melo
2013-09-17 16:34:28 -03:00
parent e955d5c434
commit 33e940a25d
6 changed files with 16 additions and 8 deletions
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5
tools/perf/builtin-report.c
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@@ -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;