Commit-ID: 35534b201c9f115c68962c095b5a9aad204d025f Gitweb: http://git.kernel.org/tip/35534b201c9f115c68962c095b5a9aad204d025f Author: Stephane Eranian <eran...@google.com> AuthorDate: Wed, 29 Aug 2012 15:01:22 +0200 Committer: Ingo Molnar <mi...@kernel.org> CommitDate: Thu, 13 Sep 2012 16:59:46 +0200
perf/x86: Export Sandy Bridge uncore clockticks event in sysfs This patch exports the clockticks event and its encoding to user level. The clockticks event was exported for Nehalem/Westmere but not for Sandy Bridge (client). Given that it uses a special encoding, it needs to be exported to user tools, so users can do: # perf stat -a -C 0 -e uncore_cbox_0/clockticks/ sleep 1 Signed-off-by: Stephane Eranian <eran...@google.com> Acked-by: Yan, Zheng <zheng.z....@intel.com> Signed-off-by: Peter Zijlstra <a.p.zijls...@chello.nl> Link: http://lkml.kernel.org/r/20120829130122.GA32336@quad Signed-off-by: Ingo Molnar <mi...@kernel.org> --- arch/x86/kernel/cpu/perf_event_intel_uncore.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c index 0a55710..38e4894 100644 --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c @@ -661,6 +661,11 @@ static void snb_uncore_msr_init_box(struct intel_uncore_box *box) } } +static struct uncore_event_desc snb_uncore_events[] = { + INTEL_UNCORE_EVENT_DESC(clockticks, "event=0xff,umask=0x00"), + { /* end: all zeroes */ }, +}; + static struct attribute *snb_uncore_formats_attr[] = { &format_attr_event.attr, &format_attr_umask.attr, @@ -704,6 +709,7 @@ static struct intel_uncore_type snb_uncore_cbox = { .constraints = snb_uncore_cbox_constraints, .ops = &snb_uncore_msr_ops, .format_group = &snb_uncore_format_group, + .event_descs = snb_uncore_events, }; static struct intel_uncore_type *snb_msr_uncores[] = { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/