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| author |   Adrian Hunter <adrian.hunter@intel.com> | 2018-11-06 23:07:10 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-12-17 14:54:13 -0300 |
| commit | 8e80ad9983caeee09c3a0a1a37e05bff93becce4 (patch) | |
| tree | d9043eaaaafb957bf1c8f4e1c665931fea6f6bda /tools/perf/util/machine.h | |
| parent | perf machine: Record if a arch has a single user/kernel address space (diff) | |
| download | linux-dev-8e80ad9983caeee09c3a0a1a37e05bff93becce4.tar.xz linux-dev-8e80ad9983caeee09c3a0a1a37e05bff93becce4.zip | |
perf thread: Add fallback functions for cases where cpumode is insufficient
For branch stacks or branch samples, the sample cpumode might not be
correct because it applies only to the sample 'ip' and not necessary to
'addr' or branch stack addresses. Add fallback functions that can be
used to deal with those cases
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: stable@vger.kernel.org # 4.19
Link: http://lkml.kernel.org/r/20181106210712.12098-2-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/machine.h')
| -rw-r--r-- | tools/perf/util/machine.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h index ca897a73014c..ebde3ea70225 100644 --- a/tools/perf/util/machine.h +++ b/tools/perf/util/machine.h @@ -100,6 +100,8 @@ static inline bool machine__kernel_ip(struct machine *machine, u64 ip) return ip >= kernel_start; } +u8 machine__addr_cpumode(struct machine *machine, u8 cpumode, u64 addr); + struct thread *machine__find_thread(struct machine *machine, pid_t pid, pid_t tid); struct comm *machine__thread_exec_comm(struct machine *machine, |