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 4A32DFF8864 for ; Thu, 30 Apr 2026 03:28:33 +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:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=y0/tYds9wyn6t7vJZXF+W8ZwQoSmTFArZpgQ5zcB9N4=; b=jz4TZ2SoG0GeMG K7EgTFeOfQxECOqnCR/GnSgrLngQnQVDVKnQ74kbyfn4Z+6WkINJtnqqS2Gn+9aOUWEVPA3pWLXNx 5EMDCxBomS8wko8a62XNPlpWrHSsG5CaU0fc2A5hkIh5bxNqXHmNvUpZpi4toitj7BgBsqeHTBZMs Gsd3RmB+1wju4kl1qs1i40nh0Cvsx5k8pcA508e44f1/lCwHquFUrZn6RpYIo5GIduplnzHk5I70h qX3b5lRK+TPEX7iKuUYApjlLzR93mUpB4sLgzjwverG2FrW7ir9k+Yvd7B9LuqqSBJRVBTBZB2FN7 MQuPNlhvirYyfhPsZYwg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wII4X-00000004Yh7-2Uaa; Thu, 30 Apr 2026 03:28:19 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wII38-00000004XCS-1d3Z for linux-riscv@bombadil.infradead.org; Thu, 30 Apr 2026 03:26:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:Content-Transfer-Encoding:MIME-Version:Content-Type: Sender:Reply-To:Content-ID:Content-Description; bh=3+uiHpV/LAtYNMbYmq/ynP4vXLZvhi8EpsBGglddmyk=; b=eckyab5Q2JBsZfl6bmtXLxD8QF FoBhrBNVj4JFe1bvEopUaURoQICXkxQx7VfNn5HSZvhThO9SX/oqp8WlE2kU3zxHkqP12oHJYvyV7 4aDM/C4l81id7jOticsvtC+0SwQWkmKWV0IQmFnZdrFweKUsADCVfHDL+I+6OqMSMb5cZiGNwWAJS 5cJ3mQQLFcTNrYYs62aVZPKTTk2ajCdlL/R4IP+M+Sr3/fEWydpcYi2mAM7QRXJETTgED7VPjjFPY PnuNtIzRMrfbsCTU46H/PdiMITdU9qodSqEYiH+zsC6s9eqcFgTGVPM6FQlnySmHw3IuoxO1c3jmE pMx5S/yw==; Received: from sea.source.kernel.org ([172.234.252.31]) by desiato.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wII2p-00000006Xih-05lj for linux-riscv@lists.infradead.org; Thu, 30 Apr 2026 03:26:39 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 041EB44581; Thu, 30 Apr 2026 03:26:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA9CEC4AF11; Thu, 30 Apr 2026 03:26:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777519588; bh=t/IhH9m/iV8mWPsnbwCfk+wQ8phUXP0iVCLm62nekgM=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=KpF3Vgb8vClh3eVGUOLiEjg5YMhw6Q62COWRP36faO3hhCtc6NL+f/PKVtFHprcLv +cy86/Sqm+qovVDQKy0RxIUS4hmrvsJlf1Hwn9KqImRWfoBXpfJRNc9m3EcesmTi7r oAIn3Rg87L/NP0ystyKJ2D18TfuHJ1Jc9La/42Kmkh05HlLK68BmZAAnBivRVHSFNH JWcL4kYgvkiaBjvZCC7u3eBvwNfsbdiF7UPxJ+QBwz1mTSMR9/TuVHrJUmHW0TkPdZ gAIwDMShph//h237cohxTI0tz5h+67//4L7R2sp3pIO5GZcx8bo7z8hqud0yp6dL1b 68f67mE865+SQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 3FCE53809A07; Thu, 30 Apr 2026 03:25:45 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH] iommu/riscv: Stop polling when CQCSR reports an error From: patchwork-bot+linux-riscv@kernel.org Message-Id: <177751954379.2274119.3865098518773080299.git-patchwork-notify@kernel.org> Date: Thu, 30 Apr 2026 03:25:43 +0000 References: <20260227112640.20197-1-fangyu.yu@linux.alibaba.com> In-Reply-To: <20260227112640.20197-1-fangyu.yu@linux.alibaba.com> To: yu fangyu Cc: linux-riscv@lists.infradead.org, tjeznach@rivosinc.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, andrew.jones@oss.qualcomm.com, baolu.lu@linux.intel.com, zong.li@sifive.com, guoren@kernel.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260430_042637_893041_0ACB9578 X-CRM114-Status: UNSURE ( 8.01 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to riscv/linux.git (fixes) by Joerg Roedel : On Fri, 27 Feb 2026 19:26:40 +0800 you wrote: > From: Fangyu Yu > > The cmdq wait loop busy-polls the consumer index until it advances > or the software timeout expires. If the IOMMU has already signaled > a command queue failure in CQCSR, continuing to poll for progress is > pointless. > > [...] Here is the summary with links: - iommu/riscv: Stop polling when CQCSR reports an error https://git.kernel.org/riscv/c/b2e5684558ed You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv