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perf/urgent fix:

Browse source 
User visible changes:
 
   - Fix 'perf list' segfault due to lack of support for PERF_CONF_SW_BPF_OUTPUT
     in an array used just for printing available events, robustify the code
     involved (Arnaldo Carvalho de Melo)
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent tooling fix from Arnaldo Carvalho de Melo:

  User visible changes:

    - Fix 'perf list' segfault due to lack of support for PERF_CONF_SW_BPF_OUTPUT
      in an array used just for printing available events, robustify the code
      involved (Arnaldo Carvalho de Melo)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar 2015-12-18 09:40:13 +01:00
commit 2d2e7ac14a
1 changed files with 5 additions and 1 deletions
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6
tools/perf/util/parse-events.c
View file

@ -124,6 +124,10 @@ struct event_symbol event_symbols_sw[PERF_COUNT_SW_MAX] = {
.symbol = "dummy",
.alias = "",
},
[PERF_COUNT_SW_BPF_OUTPUT] = {
.symbol = "bpf-output",
.alias = "",
},
};
#define __PERF_EVENT_FIELD(config, name) \
@ -1879,7 +1883,7 @@ void print_symbol_events(const char *event_glob, unsigned type,
for (i = 0; i < max; i++, syms++) {
if (event_glob != NULL &&
if (event_glob != NULL && syms->symbol != NULL &&
!(strglobmatch(syms->symbol, event_glob) ||
(syms->alias && strglobmatch(syms->alias, event_glob))))
continue;