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 X-Spam-Level: X-Spam-Status: No, score=-12.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80227C433DB for ; Wed, 27 Jan 2021 13:11:47 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 44728207B0 for ; Wed, 27 Jan 2021 13:11:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 44728207B0 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Y2G12gqyhOj7NZ1RwuQYvbqi25XTKF5DHL0mxK21H4g=; b=uP6Z7/GymeBoMu7139RAoEr5P kxKOOm7Y7JlPMW11XTCYRwDBvRVUjnRpSKJvBO0qbgTOyExIZ8tcNev6WxxEUibR6VJjZM4spdYTi 7bg5hL7qX21j/zUq1DEPSC1EHtvKu4ztNL7AO38au5ziTq8aLPlZkPG+lAuC1jBKaUZ5+AuAkxf8N Pw/4xYSyRLfR8lT7cvK3GGDWbBEJOgp3rmD+sze9RkDZL/tC1cvjna6lQGD6nYmrkpDuXIO3Htreo 9BE0fulr3XxIAPOMxvQD+3R3szLu5qqW6fnRX5a3/9AMvlK0R5t2qM7ISbKR/JNHlrP4vnLefNzdi AOloZ1Dew==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l4kZs-0005LX-7Z; Wed, 27 Jan 2021 13:09:44 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1l4kZp-0005L2-Fd for linux-arm-kernel@lists.infradead.org; Wed, 27 Jan 2021 13:09:42 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6EA55207A2; Wed, 27 Jan 2021 13:09:38 +0000 (UTC) From: Catalin Marinas To: lorenzo.pieralisi@arm.com, Moritz Fischer Subject: Re: [PATCH v2] ACPI/IORT: Do not blindly trust DMA masks from firmware Date: Wed, 27 Jan 2021 13:09:36 +0000 Message-Id: <161175296410.16506.7622624950228429208.b4-ty@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210122012419.95010-1-mdf@kernel.org> References: <20210122012419.95010-1-mdf@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210127_080941_591358_F3DA39FA X-CRM114-Status: UNSURE ( 9.75 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guohanjun@huawei.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, moritzf@google.com, sudeep.holla@arm.com, Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 21 Jan 2021 17:24:19 -0800, Moritz Fischer wrote: > Address issue observed on real world system with suboptimal IORT table > where DMA masks of PCI devices would get set to 0 as result. > > iort_dma_setup() would query the root complex'/named component IORT > entry for a DMA mask, and use that over the one the device has been > configured with earlier. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] ACPI/IORT: Do not blindly trust DMA masks from firmware https://git.kernel.org/arm64/c/a1df829ead58 -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel