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perf evsel: Carve out event modifier formatting

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From perf_evsel__hw_name, so that we can use it for the other kinds of
events (tracepoints, software, hw cache, etc).

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: Namhyung Kim <namhyung@gmail.com>
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-9gmd5wewsrvtny8tzxjfp471@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2012-06-11 13:33:09 -03:00
parent aff3f3f68a
commit 27f18617b0
1 changed files with 11 additions and 6 deletions
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17
tools/perf/util/evsel.c
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@ -86,16 +86,15 @@ const char *__perf_evsel__hw_name(u64 config)
return "unknown-hardware";
}
static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
static int perf_evsel__add_modifiers(struct perf_evsel *evsel, char *bf, size_t size)
{
int colon = 0;
int colon = 0, r = 0;
struct perf_event_attr *attr = &evsel->attr;
int r = scnprintf(bf, size, "%s", __perf_evsel__hw_name(attr->config));
bool exclude_guest_default = false;
#define MOD_PRINT(context, mod) do { \
if (!attr->exclude_##context) { \
if (!colon) colon = r++; \
if (!colon) colon = ++r; \
r += scnprintf(bf + r, size - r, "%c", mod); \
} } while(0)
@ -108,7 +107,7 @@ static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
if (attr->precise_ip) {
if (!colon)
colon = r++;
colon = ++r;
r += scnprintf(bf + r, size - r, "%.*s", attr->precise_ip, "ppp");
exclude_guest_default = true;
}
@ -119,10 +118,16 @@ static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
}
#undef MOD_PRINT
if (colon)
bf[colon] = ':';
bf[colon - 1] = ':';
return r;
}
static int perf_evsel__hw_name(struct perf_evsel *evsel, char *bf, size_t size)
{
int r = scnprintf(bf, size, "%s", __perf_evsel__hw_name(evsel->attr.config));
return r + perf_evsel__add_modifiers(evsel, bf + r, size - r);
}
int perf_evsel__name(struct perf_evsel *evsel, char *bf, size_t size)
{
int ret;