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authorNamhyung Kim <namhyung@kernel.org>2021-08-30 10:02:00 -0700
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-08-30 18:22:23 -0300
commit1c02f6c9043e9a6f359278cc2f17b4283ac0bd67 (patch)
tree48155858a50738238d3935e93d8c474f5ba23132 /drivers/net/geneve.c
parenta32762b864f889cff884249c1273819bb79a05bb (diff)
perf stat: Do not allow --for-each-cgroup without cpu
The cgroup mode should work with cpu events. Warn if --for-each-cgroup option is used with a task target like existing -G option. # perf stat --for-each-cgroup . sleep 1 both cgroup and no-aggregation modes only available in system-wide mode Usage: perf stat [<options>] [<command>] -G, --cgroup <name> monitor event in cgroup name only -A, --no-aggr disable CPU count aggregation -a, --all-cpus system-wide collection from all CPUs --for-each-cgroup <name> expand events for each cgroup Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Ian Rogers <irogers@google.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lore.kernel.org/lkml/20210830170200.55652-1-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'drivers/net/geneve.c')
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