From patchwork Thu Dec 12 09:50:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 13904935 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 EE9D2E7717F for ; Thu, 12 Dec 2024 09:51:52 +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-Type:MIME-Version: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=bARhUy91u4ylm1wnVOBr5QftfQ+kevZON+v4jmfuTJ0=; b=DMIwicR/C0i3Yf3XcGzrkZoZnn 6tIHVk2/vDGJrsRangZKU/Tmjr6K6ESuaXyS1SmDcApJ2GBDYUVwDFQr2vzbjX82/aRr89riNRBAu V1otjMUwMjno76cwDx/2IEyQl31Arqz//TCbUcCxOM/IN8FBXcpLoXWAAMDza9RJf90f9mb18kwWX L3t8v6KqJbBmF6F4grFSG3NPJTdVrsE02hp+c13sGq5YHhpScChw5BQAvg7tnxteYr5sxpPbT4aJz kHHaHCT0yLYVKAdvl7J1Uhzbq9JZAvQUou2Po29wN87lmFB++hRTcMNa3ISty0vsegbeGSlQUsFzu 2UicWmSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tLfr8-0000000HYt5-4As6; Thu, 12 Dec 2024 09:51:39 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tLfq4-0000000HYfp-0sSD for linux-arm-kernel@lists.infradead.org; Thu, 12 Dec 2024 09:50:33 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 3002C5C23D2; Thu, 12 Dec 2024 09:49:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1526DC4CECE; Thu, 12 Dec 2024 09:50:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733997031; bh=RcPksPwuNG4Y1xIC3bF5vmeEtYYTrnsWZYZ3HfyDMRs=; h=Date:From:To:Cc:Subject:From; b=KHwISE/Q98TXg/uB9pXdcTL72yDmzbtnNZLJ2S20VIQjJl5m2Bfby6+j6FpoOqFel cxNqmsFJJqkcROmODZbyaC5uUCCo1EMsH0M61NU064LLizu3DhDpG/89Cp2KDEbEqM DR3I6+kI+7UsR7/xg1gsUMt+aZq/s3KK5BYPiqGk7Bw+/tsMDrAKOKi5hCUXe0h2Z7 eZzFuelhUm4WzZti1qTUC+vCPadwnDiIhju2ZsgKwOJwyJVTCOVA4IXD4Aa7/TA+LK Xh+JY0HOcbsF6LHRkxd5ivP3q0Pxwp2UpTe6ID6CD6tLuxF2KPftMlWxWcrpfbimNG pGlJ2FjfkEssw== Date: Thu, 12 Dec 2024 09:50:26 +0000 From: Will Deacon To: joro@8bytes.org Cc: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, robin.murphy@arm.com, kernel-team@android.com Subject: [GIT PULL] iommu/arm-smmu: Fix for 6.13-rc Message-ID: <20241212095025.GA18975@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241212_015032_288200_D47A351A X-CRM114-Status: UNSURE ( 8.74 ) X-CRM114-Notice: Please train this message. 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 Hi Joerg, Please can you pull this lonely Arm SMMU fix for 6.13-rc? It addresses an incorrect use of smp_processor_id() from a preemptible section in the NVIDIA custom cmdq code. Cheers, Will --->8 The following changes since commit fac04efc5c793dccbd07e2d59af9f90b7fc0dca4: Linux 6.13-rc2 (2024-12-08 14:03:39 -0800) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git tags/arm-smmu-fixes for you to fetch changes up to 1f806218164d1bb93f3db21eaf61254b08acdf03: iommu/tegra241-cmdqv: do not use smp_processor_id in preemptible context (2024-12-09 23:38:30 +0000) ---------------------------------------------------------------- Arm SMMU fixes for 6.13-rc - Use raw_smp_processor_id() when balancing traffic for NVIDIA's custom command queue implementation. ---------------------------------------------------------------- Luis Claudio R. Goncalves (1): iommu/tegra241-cmdqv: do not use smp_processor_id in preemptible context drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)