From: tip-bot for Kan Liang <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: jolsa@redhat.com, alexander.shishkin@linux.intel.com,
tglx@linutronix.de, stable@vger.kernel.org,
linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
Kan.liang@intel.com, peterz@infradead.org, mingo@kernel.org,
acme@redhat.com, hpa@zytor.com
Subject: [tip:perf/urgent] perf/x86/intel: Add 1G DTLB load/store miss support for SKL
Date: Thu, 22 Jun 2017 04:09:28 -0700 [thread overview]
Message-ID: <tip-fb3a5055cd7098f8d1dd0cd38d7172211113255f@git.kernel.org> (raw)
In-Reply-To: <20170619142609.11058-1-kan.liang@intel.com>
Commit-ID: fb3a5055cd7098f8d1dd0cd38d7172211113255f
Gitweb: http://git.kernel.org/tip/fb3a5055cd7098f8d1dd0cd38d7172211113255f
Author: Kan Liang <Kan.liang@intel.com>
AuthorDate: Mon, 19 Jun 2017 07:26:09 -0700
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Thu, 22 Jun 2017 11:07:08 +0200
perf/x86/intel: Add 1G DTLB load/store miss support for SKL
Current DTLB load/store miss events (0x608/0x649) only counts 4K,2M and
4M page size.
Need to extend the events to support any page size (4K/2M/4M/1G).
The complete DTLB load/store miss events are:
DTLB_LOAD_MISSES.WALK_COMPLETED 0xe08
DTLB_STORE_MISSES.WALK_COMPLETED 0xe49
Signed-off-by: Kan Liang <Kan.liang@intel.com>
Cc: <stable@vger.kernel.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: eranian@google.com
Link: http://lkml.kernel.org/r/20170619142609.11058-1-kan.liang@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/events/intel/core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index a6d91d4..110ce82 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -431,11 +431,11 @@ static __initconst const u64 skl_hw_cache_event_ids
[ C(DTLB) ] = {
[ C(OP_READ) ] = {
[ C(RESULT_ACCESS) ] = 0x81d0, /* MEM_INST_RETIRED.ALL_LOADS */
- [ C(RESULT_MISS) ] = 0x608, /* DTLB_LOAD_MISSES.WALK_COMPLETED */
+ [ C(RESULT_MISS) ] = 0xe08, /* DTLB_LOAD_MISSES.WALK_COMPLETED */
},
[ C(OP_WRITE) ] = {
[ C(RESULT_ACCESS) ] = 0x82d0, /* MEM_INST_RETIRED.ALL_STORES */
- [ C(RESULT_MISS) ] = 0x649, /* DTLB_STORE_MISSES.WALK_COMPLETED */
+ [ C(RESULT_MISS) ] = 0xe49, /* DTLB_STORE_MISSES.WALK_COMPLETED */
},
[ C(OP_PREFETCH) ] = {
[ C(RESULT_ACCESS) ] = 0x0,
prev parent reply other threads:[~2017-06-22 11:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-19 14:26 [PATCH] perf/x86/intel: add " kan.liang
2017-06-22 11:09 ` tip-bot for Kan Liang [this message]
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