From: Ingo Molnar Date: Wed, 27 Apr 2011 01:55:40 +0000 (+0200) Subject: perf tools: Accept case-insensitive symbolic event variants X-Git-Tag: upstream/snapshot3+hdmi~10413^2~11^2~24 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b908debd4eef91471016138569f7a9e292be682e;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git perf tools: Accept case-insensitive symbolic event variants We currently fail on something like '-e CPU-migrations', with: invalid or unsupported event: 'CPU-migrations' While 'CPU-migrations' is how we actually print out the event in the default perf stat output: Performance counter stats for 'true': 0.202204 task-clock-msecs # 0.282 CPUs 0 context-switches # 0.000 M/sec 0 CPU-migrations # 0.000 M/sec So change the matching to be case-insensitive. Acked-by: Peter Zijlstra Acked-by: Arnaldo Carvalho de Melo Cc: Frederic Weisbecker Link: http://lkml.kernel.org/n/tip-omcm3edjjtx83a4kh2e244se@git.kernel.org Signed-off-by: Ingo Molnar --- diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 1869e4c..8e54bdb 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -649,13 +649,15 @@ static int check_events(const char *str, unsigned int i) int n; n = strlen(event_symbols[i].symbol); - if (!strncmp(str, event_symbols[i].symbol, n)) + if (!strncasecmp(str, event_symbols[i].symbol, n)) return n; n = strlen(event_symbols[i].alias); - if (n) - if (!strncmp(str, event_symbols[i].alias, n)) + if (n) { + if (!strncasecmp(str, event_symbols[i].alias, n)) return n; + } + return 0; }