Messages in this thread Patch in this message | | | Date | Mon, 5 Dec 2011 04:51:34 -0800 | From | tip-bot for Arnaldo Carvalho de Melo <> | Subject | [tip:perf/core] perf ui progress: Fix divide by zero |
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Commit-ID: 18b552350515188a732db6ccdb81e9cefb8b58c9 Gitweb: http://git.kernel.org/tip/18b552350515188a732db6ccdb81e9cefb8b58c9 Author: Arnaldo Carvalho de Melo <acme@redhat.com> AuthorDate: Fri, 11 Nov 2011 22:08:07 -0200 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 28 Nov 2011 10:36:57 -0200
perf ui progress: Fix divide by zero
Happens in a perf.data file where one of the events had no samples.
Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.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-j7st3oyiotvfxqde2nc41kxb@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/ui/progress.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/tools/perf/util/ui/progress.c b/tools/perf/util/ui/progress.c index 295e366..13aa64e 100644 --- a/tools/perf/util/ui/progress.c +++ b/tools/perf/util/ui/progress.c @@ -14,6 +14,9 @@ void ui_progress__update(u64 curr, u64 total, const char *title) if (use_browser <= 0) return; + if (total == 0) + return; + ui__refresh_dimensions(true); pthread_mutex_lock(&ui__lock); y = SLtt_Screen_Rows / 2 - 2;
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