kernel/tools/perf/tests/expand-cgroup.c, branch linux-5.14.y

perf evlist: Use the right prefix for alternative 'struct evlist' constructors

2020-11-30T18:04:05Z

perf_evlist__ is for 'struct perf_evlist' methods, in tools/lib/perf/, go on completing this split. Cc: Adrian Hunter Cc: Ian Rogers Cc: Jiri Olsa Cc: Namhyung Kim Signed-off-by: Arnaldo Carvalho de Melo

perf evlist: Use the right prefix for 'struct evlist' evsel list methods

2020-11-30T17:52:44Z

perf test: Use generic event for expand_libpfm_events()

2020-11-04T12:42:41Z

I found that the UNHALTED_CORE_CYCLES event is only available in the Intel machines and it makes other vendors/archs fail on the test. As libpfm4 can parse the generic events like cycles, let's use them. Fixes: 40b74c30ffb9 ("perf test: Add expand cgroup event test") Signed-off-by: Namhyung Kim Acked-by: Ian Rogers Cc: Alexander Shishkin Cc: Andi Kleen Cc: Jiri Olsa Cc: Mark Rutland Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lore.kernel.org/lkml/20201027072855.655449-1-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo

perf test: Add expand cgroup event test

2020-09-28T12:21:05Z

It'll expand given events for cgroups A, B and C. $ perf test -v expansion 69: Event expansion for cgroups : --- start --- test child forked, pid 983140 metric expr 1 / IPC for CPI metric expr instructions / cycles for IPC found event instructions found event cycles adding {instructions,cycles}:W copying metric event for cgroup 'A': instructions (idx=0) copying metric event for cgroup 'B': instructions (idx=0) copying metric event for cgroup 'C': instructions (idx=0) test child finished with 0 ---- end ---- Event expansion for cgroups: Ok Signed-off-by: Namhyung Kim Acked-by: Jiri Olsa Tested-by: Arnaldo Carvalho de Melo Cc: Alexander Shishkin Cc: Andi Kleen Cc: Ian Rogers Cc: John Garry Cc: Mark Rutland Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lore.kernel.org/lkml/20200924124455.336326-6-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo