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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2011-11-21 14:42:47 +0100
committerIngo Molnar <mingo@elte.hu>2011-12-21 12:21:42 +0100
commit08aa0d1f376e9b966568316bd2019b3c1274d885 (patch)
tree494c1ef502a8c9258a89a6a6c3d95c6137728e64 /kernel
parente3f3541c19c89a4daae39300defba68943301949 (diff)
perf tools: Add x86 RDPMC, RDTSC test
Implement a simple test for the self-monitoring data from the perf mmap data area control page: 6: x86 rdpmc test: 0: 6053 1: 60053 2: 600059 3: 6000059 4: 60000075 5: 600000247 Ok The counts are expected to increase monotonically - these are recovered via RDPMC, without calling into the kernel. It might be nice to add logic to automagically turn these numbers into OK/FAIL. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Stephane Eranian <eranian@google.com> Cc: Arun Sharma <asharma@fb.com> Link: http://lkml.kernel.org/n/tip-evf5yii88ljdgmaihccbxxw1@git.kernel.org [ various small improvements ] Signed-off-by: Ingo Molnar <mingo@elte.hu>
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