Changes since v2:
* Remove const to non-const change and copy strings where needed instead. * Use sizeof() instead of PATH_MAX * Append "will not be set accurately." to new error message * Remove unneeded stat() call * Rebase on perf/core
==========================
Changes since v1:
* Add 3 refactor commits for sysfs reading around pmu.c as suggested by Arnaldo here [1] * The dependency on [2] has now reached mainline so is no longer blocking * Rebase on perf/core
[1]: https://lore.kernel.org/all/YnqVqq5QW%2Fb14oPZ@kernel.org/ [2]: https://lore.kernel.org/all/20220503123537.1003035-1-german.gomez@arm.com/
German Gomez (4): perf pmu: Add function to check if a pmu file exists perf cs_etm: Keep separate symbols for ETMv4 and ETE parameters perf cs_etm: Record ts_source in AUXTRACE_INFO for ETMv4 and ETE perf cs_etm: Set the time field in the synthetic samples
James Clark (3): perf: Remove duplication around EVENT_SOURCE_DEVICE_PATH perf: Use perf_pmu__open_file() and perf_pmu__scan_file() perf: Remove remaining duplication of bus/event_source/devices/...
tools/perf/arch/arm/util/auxtrace.c | 5 +- tools/perf/arch/arm/util/cs-etm.c | 91 ++++++++++++-- tools/perf/arch/x86/util/pmu.c | 12 +- tools/perf/util/cputopo.c | 9 +- tools/perf/util/cs-etm-base.c | 34 ++++-- tools/perf/util/cs-etm.c | 86 ++++++++++++-- tools/perf/util/cs-etm.h | 13 +- tools/perf/util/pmu-hybrid.c | 27 +---- tools/perf/util/pmu.c | 177 +++++++++++----------------- tools/perf/util/pmu.h | 10 +- 10 files changed, 284 insertions(+), 180 deletions(-)
base-commit: 09e6f9f98370be9a9f8978139e0eb1be87d1125f