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 DBB29C88E4D for ; Fri, 11 Sep 2026 12:04:21 +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: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=LC+/Oasy3YzxrJ+xcR6YHpRRPYhekqR2drvQ0c+ugYQ=; b=etD1ROouc8Rg2GxawHhAAV8Xsp EVNjmVtsbBLLEIXl6neOR5hesl2bwNAWUYZfqds3LxfHMrY5Ct9UBXqwcFHA95J6jnG7SEnB4iPho QQq4YZl7NmeLv6tqNLcQkydKMGCPIpnZ0MpzODCn+0rxHhxL6aCKXqXbMua2H/7xMIKk2Ju5Bpkbu mWQliL+u6DmHlcai6rIh1gr+04df9Olaq2r+Q2wZvA89ILD4gGZB/OgpeVK474gCA7LoEkuwaaNuJ sVhM+fMnQ8gR6RLyP4ue2uON/z2GCrqRnEOVSAHqgOIbz+4uFTfLq/OXKKcQSZSANxjV9aeEB5DMN 3KuR2qHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x4zJx-0000000GU46-1nwD; Fri, 11 Sep 2026 11:21:29 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x4zJw-0000000GU3x-2WUP for linux-arm-kernel@lists.infradead.org; Fri, 11 Sep 2026 11:21:28 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id C0AFD6025A; Fri, 11 Sep 2026 11:21:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 701881F008A0; Fri, 11 Sep 2026 11:21:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789125687; bh=LC+/Oasy3YzxrJ+xcR6YHpRRPYhekqR2drvQ0c+ugYQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Pr6w7z9jOHBtcBu90TmuUd+SNELbLx52X8SgihZxsdWTcx/Yf/cpGaK7u88rhwOXr JDi8auGQ5AkB1XyjA3Os5QmtVwZ6+HZnHmS/XfV7Ef2H2jU/mI61GuAx8jfqD/IItu EO3hzoaPtGNKrm7FnYdmMvXC9wTh8+xCM14qVpChGC1JUiNgoULAPMT2B7qFL+gMPb 6OlvBAglX9dO/QPFxzm/sMVr5aQKRQ1/RFXCmrCn7VNpAPXGK/pQJjopELA1TIalxF 8HbpEiOhjmnH3E4v8jwLx9xmbBmx7M0c+ZJ2NyoUW+df8sqPZhrViM5FRXmmY4nz6D GqsSBXRwNMuXw== From: Sasha Levin To: jgg@nvidia.com Cc: Sasha Levin , will@kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, stable@vger.kernel.org, linux-kernel@vger.kernel.org, nicolinc@nvidia.com, skolothumtho@nvidia.com, Wentao Guan Subject: Re: [PATCH 7.2.y] iommu/arm-smmu-v3: Disable implementations during devm teardown Date: Fri, 11 Sep 2026 07:20:48 -0400 Message-ID: X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260910065429.1703706-1-guanwentao@uniontech.com> References: <20260910065429.1703706-1-guanwentao@uniontech.com> MIME-Version: 1.0 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 > The Tegra241 CMDQV teardown fix moved VINTF hardware deinitialization > into the implementation device_disable() callback. However, its > stable backport preceded the conversion to devm teardown and could > only invoke the callback from the shutdown path. This is a stable-only change for 7.2.y with no upstream commit to point at. Since it has no Reviewed-by or Acked-by from an arm-smmu-v3 or tegra241-cmdqv maintainer, we need that before queuing a stable-only fix. Could you get a maintainer ack for this? -- Thanks, Sasha