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| author | Ilkka Koskinen <ilkka@os.amperecomputing.com> | 2025-03-13 23:15:58 +0300 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2025-03-21 08:58:57 +0300 |
| commit | c0b60ce4615a4392338d833d59040f5fe2857d2c (patch) | |
| tree | 955d4ef642890f006426c2c591c4c84e575826d1 /tools/perf/scripts/python/mem-phys-addr.py | |
| parent | 7b172b92c1aa4ef97977bf44f0d317c052fa6397 (diff) | |
| download | linux-c0b60ce4615a4392338d833d59040f5fe2857d2c.tar.xz | |
perf vendor events arm64: AmpereOne/AmpereOneX: Mark LD_RETIRED impacted by errata
Atomic instructions are both memory-reading and memory-writing
instructions and so should be counted by both LD_RETIRED and ST_RETIRED
performance monitoring events. However LD_RETIRED does not count atomic
instructions.
Signed-off-by: Ilkka Koskinen <ilkka@os.amperecomputing.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Link: https://lore.kernel.org/r/20250313201559.11332-2-ilkka@os.amperecomputing.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/mem-phys-addr.py')
0 files changed, 0 insertions, 0 deletions