Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751848Ab3DFQs5 (ORCPT ); Sat, 6 Apr 2013 12:48:57 -0400 Received: from e7.ny.us.ibm.com ([32.97.182.137]:58802 "EHLO e7.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751383Ab3DFQsz (ORCPT ); Sat, 6 Apr 2013 12:48:55 -0400 Date: Sat, 6 Apr 2013 09:48:03 -0700 From: Sukadev Bhattiprolu To: Benjamin Herrenschmidt Cc: Paul Mackerras , Arnaldo Carvalho de Melo , linuxppc-dev@ozlabs.org, linux-kernel@vger.kernel.org Subject: [PATCH] perf: Power7: Make CPI stack events available in sysfs Message-ID: <20130406164803.GA408@us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Operating-System: Linux 2.0.32 on an i486 User-Agent: Mutt/1.5.20 (2009-06-14) X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13040616-5806-0000-0000-000020A053E1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4845 Lines: 122 >From bdeacf7175241f6c79b5b2be0fa6b20b0d0b7d1c Mon Sep 17 00:00:00 2001 From: Sukadev Bhattiprolu Date: Sat, 6 Apr 2013 08:48:26 -0700 Subject: [PATCH] perf: Power7: Make CPI stack events available in sysfs A set of Power7 events are often used for Cycles Per Instruction (CPI) stack analysis. Make these events available in sysfs (/sys/devices/cpu/events/) so they can be identified using their symbolic names: perf stat -e 'cpu/PM_CMPLU_STALL_DCACHE_MISS/' /bin/ls Signed-off-by: Sukadev Bhattiprolu --- arch/powerpc/perf/power7-pmu.c | 73 ++++++++++++++++++++++++++++++++++++++++ 1 files changed, 73 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/perf/power7-pmu.c b/arch/powerpc/perf/power7-pmu.c index 3c475d6..13c3f0e 100644 --- a/arch/powerpc/perf/power7-pmu.c +++ b/arch/powerpc/perf/power7-pmu.c @@ -62,6 +62,29 @@ #define PME_PM_BRU_FIN 0x10068 #define PME_PM_BRU_MPRED 0x400f6 +#define PME_PM_CMPLU_STALL_FXU 0x20014 +#define PME_PM_CMPLU_STALL_DIV 0x40014 +#define PME_PM_CMPLU_STALL_SCALAR 0x40012 +#define PME_PM_CMPLU_STALL_SCALAR_LONG 0x20018 +#define PME_PM_CMPLU_STALL_VECTOR 0x2001c +#define PME_PM_CMPLU_STALL_VECTOR_LONG 0x4004a +#define PME_PM_CMPLU_STALL_LSU 0x20012 +#define PME_PM_CMPLU_STALL_REJECT 0x40016 +#define PME_PM_CMPLU_STALL_ERAT_MISS 0x40018 +#define PME_PM_CMPLU_STALL_DCACHE_MISS 0x20016 +#define PME_PM_CMPLU_STALL_STORE 0x2004a +#define PME_PM_CMPLU_STALL_THRD 0x1001c +#define PME_PM_CMPLU_STALL_IFU 0x4004c +#define PME_PM_CMPLU_STALL_BRU 0x4004e +#define PME_PM_GCT_NOSLOT_IC_MISS 0x2001a +#define PME_PM_GCT_NOSLOT_BR_MPRED 0x4001a +#define PME_PM_GCT_NOSLOT_BR_MPRED_IC_MISS 0x4001c +#define PME_PM_GRP_CMPL 0x30004 +#define PME_PM_1PLUS_PPC_CMPL 0x100f2 +#define PME_PM_CMPLU_STALL_DFU 0x2003c +#define PME_PM_RUN_CYC 0x200f4 +#define PME_PM_RUN_INST_CMPL 0x400fa + /* * Layout of constraint bits: * 6666555555555544444444443333333333222222222211111111110000000000 @@ -393,6 +416,31 @@ POWER_EVENT_ATTR(LD_MISS_L1, LD_MISS_L1); POWER_EVENT_ATTR(BRU_FIN, BRU_FIN) POWER_EVENT_ATTR(BRU_MPRED, BRU_MPRED); +POWER_EVENT_ATTR(CMPLU_STALL_FXU, CMPLU_STALL_FXU); +POWER_EVENT_ATTR(CMPLU_STALL_DIV, CMPLU_STALL_DIV); +POWER_EVENT_ATTR(CMPLU_STALL_SCALAR, CMPLU_STALL_SCALAR); +POWER_EVENT_ATTR(CMPLU_STALL_SCALAR_LONG, CMPLU_STALL_SCALAR_LONG); +POWER_EVENT_ATTR(CMPLU_STALL_VECTOR, CMPLU_STALL_VECTOR); +POWER_EVENT_ATTR(CMPLU_STALL_VECTOR_LONG, CMPLU_STALL_VECTOR_LONG); +POWER_EVENT_ATTR(CMPLU_STALL_LSU, CMPLU_STALL_LSU); +POWER_EVENT_ATTR(CMPLU_STALL_REJECT, CMPLU_STALL_REJECT); + +POWER_EVENT_ATTR(CMPLU_STALL_ERAT_MISS, CMPLU_STALL_ERAT_MISS); +POWER_EVENT_ATTR(CMPLU_STALL_DCACHE_MISS, CMPLU_STALL_DCACHE_MISS); +POWER_EVENT_ATTR(CMPLU_STALL_STORE, CMPLU_STALL_STORE); +POWER_EVENT_ATTR(CMPLU_STALL_THRD, CMPLU_STALL_THRD); +POWER_EVENT_ATTR(CMPLU_STALL_IFU, CMPLU_STALL_IFU); +POWER_EVENT_ATTR(CMPLU_STALL_BRU, CMPLU_STALL_BRU); +POWER_EVENT_ATTR(GCT_NOSLOT_IC_MISS, GCT_NOSLOT_IC_MISS); + +POWER_EVENT_ATTR(GCT_NOSLOT_BR_MPRED, GCT_NOSLOT_BR_MPRED); +POWER_EVENT_ATTR(GCT_NOSLOT_BR_MPRED_IC_MISS, GCT_NOSLOT_BR_MPRED_IC_MISS); +POWER_EVENT_ATTR(GRP_CMPL, GRP_CMPL); +POWER_EVENT_ATTR(1PLUS_PPC_CMPL, 1PLUS_PPC_CMPL); +POWER_EVENT_ATTR(CMPLU_STALL_DFU, CMPLU_STALL_DFU); +POWER_EVENT_ATTR(RUN_CYC, RUN_CYC); +POWER_EVENT_ATTR(RUN_INST_CMPL, RUN_INST_CMPL); + static struct attribute *power7_events_attr[] = { GENERIC_EVENT_PTR(CYC), GENERIC_EVENT_PTR(GCT_NOSLOT_CYC), @@ -411,6 +459,31 @@ static struct attribute *power7_events_attr[] = { POWER_EVENT_PTR(LD_MISS_L1), POWER_EVENT_PTR(BRU_FIN), POWER_EVENT_PTR(BRU_MPRED), + + POWER_EVENT_PTR(CMPLU_STALL_FXU), + POWER_EVENT_PTR(CMPLU_STALL_DIV), + POWER_EVENT_PTR(CMPLU_STALL_SCALAR), + POWER_EVENT_PTR(CMPLU_STALL_SCALAR_LONG), + POWER_EVENT_PTR(CMPLU_STALL_VECTOR), + POWER_EVENT_PTR(CMPLU_STALL_VECTOR_LONG), + POWER_EVENT_PTR(CMPLU_STALL_LSU), + POWER_EVENT_PTR(CMPLU_STALL_REJECT), + + POWER_EVENT_PTR(CMPLU_STALL_ERAT_MISS), + POWER_EVENT_PTR(CMPLU_STALL_DCACHE_MISS), + POWER_EVENT_PTR(CMPLU_STALL_STORE), + POWER_EVENT_PTR(CMPLU_STALL_THRD), + POWER_EVENT_PTR(CMPLU_STALL_IFU), + POWER_EVENT_PTR(CMPLU_STALL_BRU), + POWER_EVENT_PTR(GCT_NOSLOT_IC_MISS), + POWER_EVENT_PTR(GCT_NOSLOT_BR_MPRED), + + POWER_EVENT_PTR(GCT_NOSLOT_BR_MPRED_IC_MISS), + POWER_EVENT_PTR(GRP_CMPL), + POWER_EVENT_PTR(1PLUS_PPC_CMPL), + POWER_EVENT_PTR(CMPLU_STALL_DFU), + POWER_EVENT_PTR(RUN_CYC), + POWER_EVENT_PTR(RUN_INST_CMPL), NULL }; -- 1.7.1 -- 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/