perf/x86/intel/uncore: Handle non-standard counter offset

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The offset of the counters for UPI and M2M boxes on Skylake server is
non-standard (8 bytes apart).

This patch introduces a custom flag UNCORE_BOX_FLAG_CTL_OFFS8 to
specially handle it.

Signed-off-by: Stephane Eranian <eranian@google.com>
Signed-off-by: Kan Liang <kan.liang@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Link: http://lkml.kernel.org/r/1471378190-17276-2-git-send-email-kan.liang@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

...

This commit is contained in:

Stephane Eranian 2016-08-16 16:09:49 -04:00 • committed by Ingo Molnar

parent 68ce4a0dea

commit 24cf84672e

1 changed files with 4 additions and 0 deletions

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arch/x86/events/intel/uncore.h

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