From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4212B191F80 for ; Fri, 23 Aug 2024 17:02:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724432562; cv=none; b=rMTB7O8/2Q8Pl3aHs4ycOICTmZyQNMZxMKcHJwo5WNYiGwg/n4DYjtflhXwaIxArxLkDLxlSXRUsG0jHCi2zDac7ub1pC2GNqTAdw4hY69+xmj+1ksswmkHCNN4jmgRD5lWBwxrufTzYM3rSXzEK/2xKwbPEGHNf/jrKIXSttvg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724432562; c=relaxed/simple; bh=CTLpVEJ9EQmqF+fgzEF/eWSuGq+2R/j1YEfrcM59j5k=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=Xvfz9jFqQyxDTJ9YLMlwiRQ7kr5lBsy9a2GwIBDtN0J9CnSsRr5In6EA7Cpq5JmO8RRm5APPFwtFSefJvEPqVDJQT9c0W/9m1ViYyolcueB7w3eYxFMt+Zo5EqyTo4DzMizkDbWx0mshpYdmQ6wftyn48vCDPz+rogto3tBq1Ko= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ITACbNYg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ITACbNYg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3BEA2C32786; Fri, 23 Aug 2024 17:02:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724432561; bh=CTLpVEJ9EQmqF+fgzEF/eWSuGq+2R/j1YEfrcM59j5k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ITACbNYg03anW1iBY9/jWHwq36xaLa9EfXK7pdqYh7Tf7xwTCJQuZowenPBwMg4nf nvMmDNebxjle5f62fmwuh/g8c0jJ6TBunf2+stqO89E36aFE7HpBM4txE8ZGgrt7EV wi4wqxOLc3PK205rWkWqP2bQ4IR8BkGvAXOMjGddE8toxWcx+f5hUEumOnWAKOu/9H IRkJze+QS1J+++foK4nilDaENoL0xqms6Td2S9DzpbcXClWY3Z1ame1derYn2uYyIF FSFpiTuDktjdI9aQXwWLTrJtULXSTY9itltxAv9PAOsccsZF0GijHVDli5klZmIFSc RhCrERGIb7ROw== From: Will Deacon To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Mark Rutland , Shuai Xue , Jing Zhang Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon Subject: Re: [PATCH v2] drivers/perf: Fix ali_drw_pmu driver interrupt status clearing Date: Fri, 23 Aug 2024 18:02:13 +0100 Message-Id: <172442543794.2791566.7487559494853957932.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <1724297611-20686-1-git-send-email-renyu.zj@linux.alibaba.com> References: <2a70eaa3-f1c5-4803-948b-4b8eb86190c6@linux.alibaba.com> <1724297611-20686-1-git-send-email-renyu.zj@linux.alibaba.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit On Thu, 22 Aug 2024 11:33:31 +0800, Jing Zhang wrote: > The alibaba_uncore_pmu driver forgot to clear all interrupt status > in the interrupt processing function. After the PMU counter overflow > interrupt occurred, an interrupt storm occurred, causing the system > to hang. > > Therefore, clear the correct interrupt status in the interrupt handling > function to fix it. > > [...] Applied to will (for-next/perf), thanks! [1/1] drivers/perf: Fix ali_drw_pmu driver interrupt status clearing https://git.kernel.org/will/c/a3dd920977dc Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev