From patchwork Thu Jan 13 17:54:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: German Gomez X-Patchwork-Id: 12713025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C96B2C433F5 for ; Thu, 13 Jan 2022 17:56:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=QcMjLmYtf/8jQqAPiUvSvcLEssSITmiXvNv8o4BCOYk=; b=QiUVF+Xonfmzkp UBqJjhGfWoDfTrnswnNqgWGvgWcW23+S1k8QTXrvSBNTg1x+QwnPidj6apR1ebDnTuZdRetzkLQst xE+InlwQhUdTB6sYYQp8aVOwCHwfkG+2CZ3MGyQKvMqEZzlpKdj7vg4TzFOXwMpAPbb/+90KIBrho G+0E5L3gavESQB02U/IsEtwVpyGW63ZPRIErnrbOcf0Dz7Ipaq4JXgAbwz1eUXIzVyacJLd3+RtW5 a8PNlXl5bh5KakHNjikUJ7v3P/gq1jsaIv1UoqowRvmUePWTkrWQ1UXOwX6nHmpgoDAcv9ipCiLBQ rP+wQcldmGMHZkJUjLYw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n84JW-006nvf-Bv; Thu, 13 Jan 2022 17:55:06 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n84JD-006nsw-6F for linux-arm-kernel@lists.infradead.org; Thu, 13 Jan 2022 17:54:48 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 901E56D; Thu, 13 Jan 2022 09:54:45 -0800 (PST) Received: from ip-10-252-15-108.eu-west-1.compute.internal (unknown [10.252.15.108]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 7D0EE3F766; Thu, 13 Jan 2022 09:54:44 -0800 (PST) From: German Gomez To: linux-eng@arm.com Cc: james.clark@arm.com, German Gomez , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] perf: arm_spe: Enable CONTEXT packets if profiling in CPU mode Date: Thu, 13 Jan 2022 17:54:17 +0000 Message-Id: <20220113175417.5523-3-german.gomez@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220113175417.5523-1-german.gomez@arm.com> References: <20220113175417.5523-1-german.gomez@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220113_095447_302591_41F46BD3 X-CRM114-Status: UNSURE ( 8.76 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Enable CONTEXT packets in SPE traces if the profiler runs in CPU mode. Signed-off-by: German Gomez --- drivers/perf/arm_spe_pmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c index 8515bf85c..7d9a7fa4f 100644 --- a/drivers/perf/arm_spe_pmu.c +++ b/drivers/perf/arm_spe_pmu.c @@ -711,7 +711,7 @@ static int arm_spe_pmu_event_init(struct perf_event *event) !(spe_pmu->features & SPE_PMU_FEAT_FILT_LAT)) return -EOPNOTSUPP; - spe_pmu->pmscr_cx = perfmon_capable(); + spe_pmu->pmscr_cx = perfmon_capable() || (event->cpu != -1); reg = arm_spe_event_to_pmscr(event); if (!perfmon_capable() && (reg & (BIT(SYS_PMSCR_EL1_PA_SHIFT) |