Commit-ID: a63fcab45273174e665e6a8c9fa1a79a9046d0d5
Gitweb: http://git.kernel.org/tip/a63fcab45273174e665e6a8c9fa1a79a9046d0d5
Author: Stephane Eranian <eranian@xxxxxxxxxx>
AuthorDate: Thu, 24 Jan 2013 16:10:33 +0100
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 1 Apr 2013 12:16:49 -0300
perf/x86: Export PEBS load latency threshold register to sysfs
Make the PEBS Load Latency threshold register layout
and encoding visible to user level tools.
Signed-off-by: Stephane Eranian <eranian@xxxxxxxxxx>
Cc: peterz@xxxxxxxxxxxxx
Cc: ak@xxxxxxxxxxxxxxx
Cc: acme@xxxxxxxxxx
Cc: jolsa@xxxxxxxxxx
Cc: namhyung.kim@xxxxxxx
Link: http://lkml.kernel.org/r/1359040242-8269-10-git-send-email-eranian@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
arch/x86/kernel/cpu/perf_event_intel.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index d5ea5a0..ae6096b 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -1781,6 +1781,8 @@ static void intel_pmu_flush_branch_stack(void)
PMU_FORMAT_ATTR(offcore_rsp, "config1:0-63");
+PMU_FORMAT_ATTR(ldlat, "config1:0-15");
+
static struct attribute *intel_arch3_formats_attr[] = {
&format_attr_event.attr,
&format_attr_umask.attr,
@@ -1791,6 +1793,7 @@ static struct attribute *intel_arch3_formats_attr[] = {
&format_attr_cmask.attr,
&format_attr_offcore_rsp.attr, /* XXX do NHM/WSM + SNB breakout */
+ &format_attr_ldlat.attr, /* PEBS load latency */
NULL,
};
--
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