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 0E943CA5FEC for ; Sun, 4 Oct 2026 22:09:38 +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: Content-Type: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=CgA1DfGNrfOBt1OVKRPv+ER/a3F57vpvG01ZXsSAyhs=; b=JbO9e1KHsbD1XTNashJ8wmmdne Dm/UnzP6fxApzwvx/MQE/ej6ABbDh5mRo+UE2N3bUB2tRCOp+YS7ibMvd6lVXVeI+ganJAF0Egt+j zazlGSkd/4giWGuNhMo7nlbf1SRHC21+Ms1cVSY8gUfYYbEgd8NDmj7TlT/YjF8XnkDSBkZtth2b1 89tkO3BKadraT1VS8emaLSKjlHoDBWqj+oyMtiFqYIN7VuLBuqbztJq1yVhbIlPK6WN9QFED/r3LS Z2ROTtF0cZC8LSL4M0p7eu8huNIq64VPZayWi2vjg9l9vW8v8RpTbdQhqWDMlqlALz9gUkLuqvcZp lNa1xNtA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xDUOi-0000000FP7W-3dtX; Sun, 04 Oct 2026 22:09:32 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xDUOh-0000000FP7Q-0Yif for linux-arm-kernel@lists.infradead.org; Sun, 04 Oct 2026 22:09:31 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 032F860200; Sun, 4 Oct 2026 22:09:30 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 425C01F000FF; Sun, 4 Oct 2026 22:09:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791151769; bh=CgA1DfGNrfOBt1OVKRPv+ER/a3F57vpvG01ZXsSAyhs=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=hMngzF0NokD97R5TxX1Qvwe6lSC3LTvhAJEE/RXtAzhrCw/OVfue7LQpdyKwu3i8L XmUTKqvfwT78ExIF7uDGJVOCziiL1Gfh/7hLebo8i6k+nw2vfmm3D/+EiqchaAMaeM 8WoGdWZ11JMW7m6w50m2anUdgPRU/iZWxG8X+0TevCT33A28QyHdkIRdAHa2mOerO3 VJN6HNp7bDkOmyTae8Xa+Lp6gBmeFmKdkNygSRWPo1n3WuMoZsex+Qn2J/DEpudWf5 r8Wc8oJXZSgZaSJBHci0yztuBPic4DEun2+JfrNfbSHVQx+G0eyztjHX4dGK8ar6JA cm9IgMh1HXzlw== From: Will Deacon To: Mark Rutland , Geetha sowjanya , Arnd Bergmann Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , Arnd Bergmann , Robin Murphy , Yury Norov , linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] perf: marvell: avoid large stack variables Date: Sun, 4 Oct 2026 23:09:13 +0100 Message-ID: <179113453253.1503657.5347304408862116037.b4-ty@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260925130440.4107512-1-arnd@kernel.org> References: <20260925130440.4107512-1-arnd@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit 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 On Fri, 25 Sep 2026 15:04:30 +0200, Arnd Bergmann wrote: > The probe function in this driver constructs multiple large structures > on the stack, which ends up causing a size warning: > > drivers/perf/marvell_cn10k_ddr_pmu.c:1168:12: error: stack frame size (1296) exceeds limit (1280) in 'cn10k_ddr_perf_probe' [-Werror,-Wframe-larger-than] > 1168 | static int cn10k_ddr_perf_probe(struct platform_device *pdev) > | ^ > > [...] Applied to arm64 (for-next/perf), thanks! [1/1] perf: marvell: avoid large stack variables https://git.kernel.org/arm64/c/7e17084177aa Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev