Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755053AbZFUL2R (ORCPT ); Sun, 21 Jun 2009 07:28:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753454AbZFUL2G (ORCPT ); Sun, 21 Jun 2009 07:28:06 -0400 Received: from hera.kernel.org ([140.211.167.34]:58821 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751261AbZFUL2E (ORCPT ); Sun, 21 Jun 2009 07:28:04 -0400 Date: Sun, 21 Jun 2009 11:27:34 GMT From: tip-bot for Jaswinder Singh Rajput To: linux-tip-commits@vger.kernel.org Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@redhat.com, jaswinder@kernel.org, tglx@linutronix.de, mingo@elte.hu, jaswinderrajput@gmail.com Reply-To: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, jaswinder@kernel.org, tglx@linutronix.de, jaswinderrajput@gmail.com, mingo@elte.hu In-Reply-To: <1245484165.3102.6.camel@localhost.localdomain> References: <1245484165.3102.6.camel@localhost.localdomain> Subject: [tip:perfcounters/urgent] perf_counter, x8: Fix L1-data-Cache-Store-Referencees for AMD Message-ID: Git-Commit-ID: d9f2a5ecb2846d0fd368fb4c45182e43f38e4471 X-Mailer: tip-git-log-daemon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.0 (hera.kernel.org [127.0.0.1]); Sun, 21 Jun 2009 11:27:34 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3260 Lines: 66 Commit-ID: d9f2a5ecb2846d0fd368fb4c45182e43f38e4471 Gitweb: http://git.kernel.org/tip/d9f2a5ecb2846d0fd368fb4c45182e43f38e4471 Author: Jaswinder Singh Rajput AuthorDate: Sat, 20 Jun 2009 13:19:25 +0530 Committer: Ingo Molnar CommitDate: Sun, 21 Jun 2009 13:25:55 +0200 perf_counter, x8: Fix L1-data-Cache-Store-Referencees for AMD Fix AMD's Data Cache Refills from System event. After this patch : ./tools/perf/perf stat -e l1d -e l1d-misses -e l1d-write -e l1d-prefetch -e l1d-prefetch-miss -e l1i -e l1i-misses -e l1i-prefetch -e l2 -e l2-misses -e l2-write -e dtlb -e dtlb-misses -e itlb -e itlb-misses -e bpu -e bpu-misses ls /dev/ > /dev/null Performance counter stats for 'ls /dev/': 2499484 L1-data-Cache-Load-Referencees (scaled from 3.97%) 70347 L1-data-Cache-Load-Misses (scaled from 7.30%) 9360 L1-data-Cache-Store-Referencees (scaled from 8.64%) 32804 L1-data-Cache-Prefetch-Referencees (scaled from 17.72%) 7693 L1-data-Cache-Prefetch-Misses (scaled from 22.97%) 2180945 L1-instruction-Cache-Load-Referencees (scaled from 28.48%) 14518 L1-instruction-Cache-Load-Misses (scaled from 35.00%) 2405 L1-instruction-Cache-Prefetch-Referencees (scaled from 34.89%) 71387 L2-Cache-Load-Referencees (scaled from 34.94%) 18732 L2-Cache-Load-Misses (scaled from 34.92%) 79918 L2-Cache-Store-Referencees (scaled from 36.02%) 1295294 Data-TLB-Cache-Load-Referencees (scaled from 35.99%) 30896 Data-TLB-Cache-Load-Misses (scaled from 33.36%) 1222030 Instruction-TLB-Cache-Load-Referencees (scaled from 29.46%) 357 Instruction-TLB-Cache-Load-Misses (scaled from 20.46%) 530888 Branch-Cache-Load-Referencees (scaled from 11.48%) 8638 Branch-Cache-Load-Misses (scaled from 5.09%) 0.011295149 seconds time elapsed. Earlier it always shows value 0. Signed-off-by: Jaswinder Singh Rajput LKML-Reference: <1245484165.3102.6.camel@localhost.localdomain> Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_counter.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index 76dfef2..22eb3a1 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -401,7 +401,7 @@ static const u64 amd_hw_cache_event_ids [ C(RESULT_MISS) ] = 0x0041, /* Data Cache Misses */ }, [ C(OP_WRITE) ] = { - [ C(RESULT_ACCESS) ] = 0x0042, /* Data Cache Refills from L2 */ + [ C(RESULT_ACCESS) ] = 0x0142, /* Data Cache Refills :system */ [ C(RESULT_MISS) ] = 0, }, [ C(OP_PREFETCH) ] = { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/