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| author | Adrian Hunter <adrian.hunter@intel.com> | 2019-05-20 14:37:19 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-06-05 09:47:57 -0300 |
| commit | 003ccdc7165accee073ce261fc670f64cc98d0f7 (patch) | |
| tree | 75f3a3aef6c4ea4ab0bb681a395a0dad3bb8f8fe /tools/perf/util/thread-stack.h | |
| parent | 5db47f43ccbbdee8c48f76ace4c287187a28b87f (diff) | |
| download | linux-003ccdc7165accee073ce261fc670f64cc98d0f7.tar.bz2 | |
perf thread-stack: Accumulate IPC information
Cycle and instruction counts are added to the stack. The IPC of a
function and all functions it calls, is also recorded.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/20190520113728.14389-14-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/thread-stack.h')
| -rw-r--r-- | tools/perf/util/thread-stack.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/thread-stack.h b/tools/perf/util/thread-stack.h index 9c45f947f5a9..bddb1daf6453 100644 --- a/tools/perf/util/thread-stack.h +++ b/tools/perf/util/thread-stack.h @@ -52,6 +52,8 @@ enum { * @call_time: timestamp of call (if known) * @return_time: timestamp of return (if known) * @branch_count: number of branches seen between call and return + * @insn_count: approx. number of instructions between call and return + * @cyc_count: approx. number of cycles between call and return * @call_ref: external reference to 'call' sample (e.g. db_id) * @return_ref: external reference to 'return' sample (e.g. db_id) * @db_id: id used for db-export @@ -65,6 +67,8 @@ struct call_return { u64 call_time; u64 return_time; u64 branch_count; + u64 insn_count; + u64 cyc_count; u64 call_ref; u64 return_ref; u64 db_id; |