From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 E41793A6405; Sat, 5 Sep 2026 20:11:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788639073; cv=none; b=HU66787wm00O5W9Smjb9V7tjNkpcwboFDfMj99OiCEnzU1Ip23/RW4ZYoiY/nde0OJ1sDthGruU4tvV3UvmzWoc+UoJoBGunhZ/DRkLdGc4W5TJcbKZM9HsUv/tHWlgnS6Qg1tHIUby7edmTm8taTCb2ygwFKGfqSFIJDqf+eXU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788639073; c=relaxed/simple; bh=zNmPEWkAWJOwjVFsglsWhZexBMznHyFF0ItatOU1U9E=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=LmB478HYcWW4m/uTyoGvLNEyiX9HRDRq/ALUdoWFN/w7CsTQmqWj+udJkldVs0/uzkzc4fttiH0zpU6lKk63qHGzRPNFyKLWTkQrBHu2drl7cl4VwAq6ZI6jrycAGdeLDxxw0xyD1IuT45Y6hvfEBvezTlVM3f9gSq0vWUSa1Yc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BXBHrVvb; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="BXBHrVvb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 372741F00A3A; Sat, 5 Sep 2026 20:11:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788639070; bh=AXg5dHlSBqWpnMvMJEeYG9/METqMlF1q4f8ALKKac+M=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=BXBHrVvblIvXjgVXs6Flrd5xPhXPxkrgqdf9/9UwN4fv+jXZGv9IlLBYTfLMVbZtx 5Cq1JvgOErh40wJhBiaUyEYLkfsuAYiQZAtzTnpOCe/o0WIHYhY7qH+4l6ozI/aC/Z V9HcbU/KfYB1ewtrkNfO26Wo+zsDu61XsLdUMQqUsATJ3gT2HfRgPfGAcywS7NVPLz srKYHTbHRQ6DN+MP8GW81JRYeMWOS+IyENtTFSdWJJhMfR2M3uVDf6yGrSNY/Kg4YV uPNgjN2B0Y6lni2AqTkAnzySua/y6GDujrKAf+JZFu9w3f7UBkG0TXP5mdnai28LXp bLnvLolRo5Ssg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 93EF23924FED; Sat, 5 Sep 2026 20:10:11 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next, v3] net/mlx5: Use dma_wmb() for completion queue doorbell updates From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178863901018.1340372.4368763906703641808.git-patchwork-notify@kernel.org> Date: Sat, 05 Sep 2026 20:10:10 +0000 References: <20260902023429.1717-1-lirongqing@baidu.com> In-Reply-To: <20260902023429.1717-1-lirongqing@baidu.com> To: lirongqing Cc: saeedm@nvidia.com, leon@kernel.org, tariqt@nvidia.com, mbloch@nvidia.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, ast@kernel.org, daniel@iogearbox.net, hawk@kernel.org, john.fastabend@gmail.com, sdf@fomichev.me, borisp@nvidia.com, richardcochran@gmail.com, cratiu@nvidia.com, dtatulea@nvidia.com, cjubran@nvidia.com, kees@kernel.org, agoldberger@nvidia.com, horms@kernel.org, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (main) by Jakub Kicinski : On Wed, 2 Sep 2026 10:34:29 +0800 you wrote: > From: Li RongQing > > dma_*() barriers are specifically for ordering writes to DMA > coherent memory that is accessible to both the CPU and DMA capable > devices. > > The dma_wmb() barrier is lighter than wmb() on some architectures > because it only ensures ordering for DMA writes, not for all writes > including MMIO accesses. > > [...] Here is the summary with links: - [net-next,v3] net/mlx5: Use dma_wmb() for completion queue doorbell updates https://git.kernel.org/netdev/net-next/c/31f961de2f90 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html