From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp08.au.ibm.com (e23smtp08.au.ibm.com [202.81.31.141]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp08.au.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id DAD722C02C9 for ; Mon, 10 Jun 2013 15:54:14 +1000 (EST) Received: from /spool/local by e23smtp08.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 10 Jun 2013 15:51:35 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp01.au.ibm.com (Postfix) with ESMTP id 8F2332CE8044 for ; Mon, 10 Jun 2013 15:54:12 +1000 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r5A5s4Kf30343182 for ; Mon, 10 Jun 2013 15:54:04 +1000 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r5A5sCKK003767 for ; Mon, 10 Jun 2013 15:54:12 +1000 From: Anshuman Khandual To: linuxppc-dev@ozlabs.org Subject: [PATCH V3 2/2] powerpc, perf: BHRB filter configuration should follow the task Date: Mon, 10 Jun 2013 11:23:29 +0530 Message-Id: <1370843609-32618-3-git-send-email-khandual@linux.vnet.ibm.com> In-Reply-To: <1370843609-32618-1-git-send-email-khandual@linux.vnet.ibm.com> References: <1370843609-32618-1-git-send-email-khandual@linux.vnet.ibm.com> Cc: mikey@neuling.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , When the task moves around the system, the corresponding cpuhw per cpu strcuture should be popullated with the BHRB filter request value so that PMU could be configured appropriately with that during the next call into power_pmu_enable(). Signed-off-by: Anshuman Khandual --- arch/powerpc/perf/core-book3s.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 426180b..48c68a8 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -1122,8 +1122,11 @@ nocheck: ret = 0; out: - if (has_branch_stack(event)) + if (has_branch_stack(event)) { power_pmu_bhrb_enable(event); + cpuhw->bhrb_filter = ppmu->bhrb_filter_map( + event->attr.branch_sample_type); + } perf_pmu_enable(event->pmu); local_irq_restore(flags); -- 1.7.11.7