Messages in this thread | | | Date | Fri, 23 Feb 2018 16:56:37 -0800 | From | Saravana Kannan <> | Subject | Re: [PATCH v1 2/2] perf/core: Add support for PMUs that can be read from any CPU |
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On 02/23/2018 04:19 PM, Saravana Kannan wrote: > Some PMUs events can be read from any CPU. So allow the PMU to mark > events as such. For these events, we don't need to reject reads or > make smp calls to the event's CPU and cause unnecessary wake ups. > > Good examples of such events would be events from caches shared across > all CPUs. > > Signed-off-by: Saravana Kannan <skannan@codeaurora.org> > --- > include/linux/perf_event.h | 3 +++ > kernel/events/core.c | 10 ++++++++-- > 2 files changed, 11 insertions(+), 2 deletions(-) > >
Ugh! Didn't mean to chain these two emails. This one is independent of the other email.
-Saravana
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