diff options
| author | Sandipan Das <sandipan.das@amd.com> | 2023-10-05 08:23:13 +0300 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2023-10-09 17:12:24 +0300 |
| commit | 7ef0343855dc23a979a53b3143540f93f3e5bef8 (patch) | |
| tree | 5990c6b7081bc48851695b575801dbd2354a5dd6 /tools/perf/scripts/python/gecko.py | |
| parent | 07888daa056e809de0b6b234116b575c11f9f99d (diff) | |
| download | linux-7ef0343855dc23a979a53b3143540f93f3e5bef8.tar.xz | |
perf/x86/amd/uncore: Use rdmsr if rdpmc is unavailable
Not all uncore PMUs may support the use of the RDPMC instruction for
reading counters. In such cases, read the count from the corresponding
PERF_CTR register using the RDMSR instruction.
Signed-off-by: Sandipan Das <sandipan.das@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/e9d994e32a3fcb39fa59fcf43ab4260d11aba097.1696425185.git.sandipan.das@amd.com
Diffstat (limited to 'tools/perf/scripts/python/gecko.py')
0 files changed, 0 insertions, 0 deletions