perf tools: Warn while running perf trace without sample

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When a user runs perf trace using an input with logged
counters without PERF_SAMPLE_RAW attribute, warn by giving a
nice tip.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <1250543271-8383-2-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

...

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Frederic Weisbecker 2009-08-17 23:07:49 +02:00 • committed by Ingo Molnar

parent 6ede59c412

commit 4bf2364a95

1 changed files with 4 additions and 0 deletions

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tools/perf/builtin-trace.c

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