Received: by 2002:a05:6a10:1287:0:0:0:0 with SMTP id d7csp4563890pxv; Tue, 20 Jul 2021 06:44:13 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwR8QtCuOXJm3LiTHY/rM2YaQKENC706ZGigC4752T3wa3CCyLfvNI6Syu3Lz9pdWbIl0PT X-Received: by 2002:a5d:84d2:: with SMTP id z18mr23372661ior.130.1626788652802; Tue, 20 Jul 2021 06:44:12 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626788652; cv=none; d=google.com; s=arc-20160816; b=rPbtKc3VWeDWqBmSOaRrtT2UofCoJtKgaT+7EOisF0iLS7fpT5VqVSD93AMzVkeTp6 N/nz3Sk/qmDPZd7WO7OgYKmWn5f5f83ozZZFqTXy6Fl0vOOKV7MpZ2Y5izHNesY3l2Ro aRsX8exNMUgPD2+KDSFo9kKzWYr4/8j9/+EomSvK4G21RcZY7KANbu5ZZ6a7Vb7FI1Yc pbuKkQUPjeQYqW6LjNCtdu8BVnkAWmU98h9jWH49yHDW0SdIWfHrUFycu2bUWhtklwc/ dA9yZslrVdX3U+34hfMsbvt2w0WxCrFZgobabnNIrIYf8L9aJcY3DcyRzfHpUB0C7S5P ZA9w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:dkim-signature; bh=uFoIr6oXgOBsP4Ce0KwmUoXbpC7zD571sAMmLOZBSfk=; b=u+CTDAKFKg/x886aF3N3mIZcOCmTX6xpREM0SqylA/JCXEc8Vk4ENR8RbzuOgNBOar W4OE+c0cMrgCxlGWVWoV80t3reTTqVSnDvFod0ZxVczGeO5WUvzTGYjWP5W60aFKfDqn OeIvLqEgmI2VEtkmNepr1t16jBI4wZatN6reQ5VnAt+O6SRRzQ5fUqeoko0ZQ/QOVU20 jPhGw/AY6J8KW7HYk/2FjUV60czMjs2b7RqnHx/mdpN9JoXEZgfc48PV7Z3B5Y0MUa+Q o/GtfwDF4HghThv1V6MXnASWkoCEcizL3+byj+Iuxq2XgqWzxxI1//N74CeNMAE+GYQ4 zf4g== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=KKnaiyeZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z10si14339596ioq.37.2021.07.20.06.44.01; Tue, 20 Jul 2021 06:44:12 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=KKnaiyeZ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238522AbhGTNBd (ORCPT + 99 others); Tue, 20 Jul 2021 09:01:33 -0400 Received: from mail.kernel.org ([198.145.29.99]:57178 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238352AbhGTM56 (ORCPT ); Tue, 20 Jul 2021 08:57:58 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1A983610C7; Tue, 20 Jul 2021 13:38:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1626788314; bh=X1OfJw0RM1DPXO0z6hDn73lwdA7qoOG1pYnQLWh5Ur8=; h=From:To:Cc:Subject:Date:From; b=KKnaiyeZfIQrjBKwWAn3ylTLFVOvyEjYO9lhgTX0JLI+8ScqxgsjTeNmRS/Bemr9Z ++NJ3g81fbxoVXXajwOBbWJ6AcdPtm5elBg5MQOEYm1k8Wtj/pxgR03fiiFF8BN48+ 8naEoeaWMqZFjTqyUyr6Nyizk1CHAaCm5TLSyO0HONHjCbgCnAvczL3EB3+612jg42 5+VGKEnOMPXilon0hNHIXFYgGowJvKLeLRh19n1vb+ZKZJYZOKbu6Shi/VFOyerqkS K0z9IDubo1zjoFfLrLboxTtluJ2klsja8K/Cj2mFHySACWSWfm5+bjoqzrlLdHjIik AqV5u/LyZRWMg== From: Will Deacon To: iommu@lists.linux-foundation.org Cc: linux-kernel@vger.kernel.org, Will Deacon , Guenter Roeck , Claire Chang , Christoph Hellwig , Robin Murphy , Konrad Rzeszutek Wilk , Nathan Chancellor Subject: [PATCH v2 0/4] Fix restricted DMA vs swiotlb_exit() Date: Tue, 20 Jul 2021 14:38:22 +0100 Message-Id: <20210720133826.9075-1-will@kernel.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi again, folks, This is version two of the patch series I posted yesterday: https://lore.kernel.org/r/20210719123054.6844-1-will@kernel.org The only changes since v1 are: * Squash patches 2 and 3, amending the commit message accordingly * Add Reviewed-by and Tested-by tags from Christoph and Claire (thanks!) I'd usually leave it a bit longer between postings, but since this fixes issues with patches in -next I thought I'd spin a new version immediately. Cheers, Will Cc: Guenter Roeck Cc: Claire Chang Cc: Christoph Hellwig Cc: Robin Murphy Cc: Konrad Rzeszutek Wilk Cc: Nathan Chancellor --->8 Will Deacon (4): of: Return success from of_dma_set_restricted_buffer() when !OF_ADDRESS swiotlb: Convert io_default_tlb_mem to static allocation swiotlb: Emit diagnostic in swiotlb_exit() swiotlb: Free tbl memory in swiotlb_exit() drivers/base/core.c | 2 +- drivers/of/of_private.h | 3 +- drivers/xen/swiotlb-xen.c | 4 +- include/linux/swiotlb.h | 4 +- kernel/dma/swiotlb.c | 82 +++++++++++++++++++++++---------------- 5 files changed, 56 insertions(+), 39 deletions(-) -- 2.32.0.402.g57bb445576-goog