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author | Masami Hiramatsu <mhiramat@redhat.com> | 2009-12-08 17:03:02 -0500 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-12-09 07:26:52 +0100 |
commit | 17f88fcd667a914b6f4dca146c9a09492fcd57b8 (patch) | |
tree | dfb5a80f75b94a8614afff65e7dd008aaa98aa56 | |
parent | d1bde3f755e8652faad59e264c466c4baab68fa8 (diff) | |
download | linux-17f88fcd667a914b6f4dca146c9a09492fcd57b8.tar.gz |
perf probe: Remove event suffix number _0
Remove event suffix number _0 if it is the first. The first event has no suffix, and from the second, each event has suffix number counted from _1. This reduces typing cost :-). Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Jim Keniston <jkenisto@us.ibm.com> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Christoph Hellwig <hch@infradead.org> Cc: Frank Ch. Eigler <fche@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jason Baron <jbaron@redhat.com> Cc: K.Prasad <prasad@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: systemtap <systemtap@sources.redhat.com> Cc: DLE <dle-develop@lists.sourceforge.net> LKML-Reference: <20091208220301.10142.50031.stgit@dhcp-100-2-132.bos.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r-- | tools/perf/util/probe-event.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index 2c4d3017441b..31beedcf61c1 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -466,7 +466,16 @@ static void get_new_event_name(char *buf, size_t len, const char *base, struct strlist *namelist) { int i, ret; - for (i = 0; i < MAX_EVENT_INDEX; i++) { + + /* Try no suffix */ + ret = e_snprintf(buf, len, "%s", base); + if (ret < 0) + die("snprintf() failed: %s", strerror(-ret)); + if (!strlist__has_entry(namelist, buf)) + return; + + /* Try to add suffix */ + for (i = 1; i < MAX_EVENT_INDEX; i++) { ret = e_snprintf(buf, len, "%s_%d", base, i); if (ret < 0) die("snprintf() failed: %s", strerror(-ret)); |