From mboxrd@z Thu Jan 1 00:00:00 1970 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 A6A90CAC5A7 for ; Mon, 22 Sep 2025 08:29:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=w7tSlmUzP/+kMjz4UWTv33Na1EZIMENpQIPz+v37oAQ=; b=DlhDpGlLBhUxxqk2PaMpDOQgGl Yvu7UqJXx/vwL6TrWT417PGPWzz7xVOLep10FDElLMCpGSTGP5xgHjcpaXSB4tLMGJqabXua00E/9 93DmmHIUBzW0t6ba3+OUuJH6gzfmRzxEgmDrVQ39OuBqSdyiXEIUzRmFMHBjpOtFPLN5CJvcS4+vF sQTsWar7kkeh8xLY0wrZnT3/Wjf70LLckshHFKV1MyaqCAnIRJn5XUHGyFH9uqPqfXla2yihRz2KZ PvxZx+Jtq4ufvfQHU0/ABtRAWjePUfSKj86gIToj1wL113pLySvkZzy8HgAHKHYLPMMA/+ylj8rhF 9n5/YIQQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v0bv0-00000009iCM-09WJ; Mon, 22 Sep 2025 08:29:06 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v0buj-00000009hkK-1TNr for linux-arm-kernel@lists.infradead.org; Mon, 22 Sep 2025 08:28:50 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 0E52144EDE; Mon, 22 Sep 2025 08:28:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E4131C4CEF0; Mon, 22 Sep 2025 08:28:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758529728; bh=vkAmqpzgzzyialfvIFVGsoNQTnUld9ORrMfSrzt92bQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bSM/9iwPkLJM65GDM45VWPIDMXeDnTV/vJq9/4ahR582wZs+Lqh4k2V1n4LEfB0jV 9VEWgcvUTsKzqxvToOu5NtASX/OMDhQsrpZf/t0ApnmIDYdUuNTO5ZkD3V8Y1+N2WV nqS/lOZ744AZlgla1UB9VaPOO9g/iLuS9A/F6bECZkHK8d7MhWQARZRCHDQdbzC5K5 o0I/Mlh/4mo8yNcw/Mq3cj/rR+Kwkb1Nkk4E8n3BAW7Cm1MMi9dnRR6e9Co/Z4vn29 3AfpxSh5RLmEK/fxDHkIfHfZnpX3xWk/Z0SASpHySZXhtR3OPsDr3f0pkrhOWomo/k SIpqn5Tf1w9vw== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1v0buh-00000008Kds-0Utw; Mon, 22 Sep 2025 08:28:47 +0000 From: Marc Zyngier To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org Cc: Thomas Gleixner , Mark Rutland , Will Deacon , "Rafael J. Wysocki" , Rob Herring , Saravana Kannan , Greg Kroah-Hartman , Sven Peter , Janne Grunau , Suzuki K Poulose , James Clark , Jonathan Cameron Subject: [PATCH v3 19/26] perf: arm_spe_pmu: Request specific affinities for percpu IRQ Date: Mon, 22 Sep 2025 09:28:26 +0100 Message-ID: <20250922082833.2038905-20-maz@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20250922082833.2038905-1-maz@kernel.org> References: <20250922082833.2038905-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, tglx@linutronix.de, mark.rutland@arm.com, will@kernel.org, rafael@kernel.org, robh@kernel.org, saravanak@google.com, gregkh@linuxfoundation.org, sven@kernel.org, j@jannau.net, suzuki.poulose@arm.com, james.clark@linaro.org, jonathan.cameron@huawei.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250922_012849_420445_D2DBC850 X-CRM114-Status: GOOD ( 14.48 ) 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 Let the SPE driver request IRQs with an affinity mask matching the SPE implementation affinity. Signed-off-by: Marc Zyngier --- drivers/perf/arm_spe_pmu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/perf/arm_spe_pmu.c b/drivers/perf/arm_spe_pmu.c index a1c86a1f21427..f8763f0771776 100644 --- a/drivers/perf/arm_spe_pmu.c +++ b/drivers/perf/arm_spe_pmu.c @@ -1183,8 +1183,8 @@ static int arm_spe_pmu_dev_init(struct arm_spe_pmu *spe_pmu) return -ENXIO; /* Request our PPIs (note that the IRQ is still disabled) */ - ret = request_percpu_irq(spe_pmu->irq, arm_spe_pmu_irq_handler, DRVNAME, - spe_pmu->handle); + ret = request_percpu_irq_affinity(spe_pmu->irq, arm_spe_pmu_irq_handler, + DRVNAME, mask, spe_pmu->handle); if (ret) return ret; -- 2.47.3