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| author | Ingo Molnar <mingo@kernel.org> | 2017-07-05 09:10:37 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-07-05 09:10:37 +0200 |
| commit | 524b62fdbef54e8afa37ec8bcdf3ff5723ea160f (patch) | |
| tree | a472c2af295f14e0053b4515624ee89e0b848a46 /tools | |
| parent | Merge branch 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kerne... (diff) | |
| parent | perf unwind: Do not fail due to missing unwind support (diff) | |
| download | linux-524b62fdbef54e8afa37ec8bcdf3ff5723ea160f.tar.xz linux-524b62fdbef54e8afa37ec8bcdf3ff5723ea160f.zip | |
Merge tag 'perf-urgent-for-mingo-4.12-20170704' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Pull perf/urgent fixes from Arnaldo Carvalho de Melo:
User visible changes:
- Fix max attr.precise_ip probing to make perf use the best cycles:p
available in the processor for non root users (Arnaldo Carvalho de Melo)
- Fix processing of MMAP events for 32-bit binaries on 64-bit systems
when unwind support is not fully integrated, fixing DSO and symbol
resolution (Jiri Olsa)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/evsel.c | 1 | ||||
| -rw-r--r-- | tools/perf/util/unwind-libunwind.c | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 6f4882f8d61f..87b431886670 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -273,6 +273,7 @@ struct perf_evsel *perf_evsel__new_cycles(void) struct perf_event_attr attr = { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_CPU_CYCLES, + .exclude_kernel = 1, }; struct perf_evsel *evsel; diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c index 6d542a4e0648..8aef572d0889 100644 --- a/tools/perf/util/unwind-libunwind.c +++ b/tools/perf/util/unwind-libunwind.c @@ -50,7 +50,7 @@ int unwind__prepare_access(struct thread *thread, struct map *map, if (!ops) { pr_err("unwind: target platform=%s is not supported\n", arch); - return -1; + return 0; } out_register: unwind__register_ops(thread, ops); |