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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 D22C9C433E0 for ; Wed, 27 Jan 2021 08:37:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 81D842074F for ; Wed, 27 Jan 2021 08:37:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S316944AbhAZXMj (ORCPT ); Tue, 26 Jan 2021 18:12:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34194 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729180AbhAZEy7 (ORCPT ); Mon, 25 Jan 2021 23:54:59 -0500 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 59651C061573 for ; Mon, 25 Jan 2021 20:54:19 -0800 (PST) Received: by mail-pl1-x62a.google.com with SMTP id s15so9139058plr.9 for ; Mon, 25 Jan 2021 20:54:19 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=a69BMfJQ9E4oHULh93aNwSAV8hiyHTyNrIA1sCczbko=; b=mNfngmN/q7ViCvgKIo8bo3NBWuQB90CjvHeINbBALSaZ9eQfiKiHDbOkzIlmSFVJsr S1Swe0LlSEQdH19e70KOsf8TqXZl6qUlsmhl8B8BadbI4RpVDG+3PMVsTsXZljl9fTez nDIu2af4HTSc7/qULyahGyHx7G1jqNlinR55/bJusztTdX4F96cnWe64sDxGUjr8mP2x 0G0mp360Y5bYDAsNb62nazgCY6L9MoSuAUCEJk/uXxsqC3EJv70Yq6f0FbtwQ6O/rE06 aJmTWlzwFplZhScxww31Fji6SUnUGDFL3PUz1KF5NEBsKS+eF7yMd1x0TjLd/fyG1J1s eQTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=a69BMfJQ9E4oHULh93aNwSAV8hiyHTyNrIA1sCczbko=; b=sVRa+4KKIyLTzTnL0Y1BAxCiCuogpuht3b4j3fxi0oIsW43zK8C2lazASYYP/Tob9Q KPj4+6cdMnXmJbMqt+p6d0+tKidhbnni6MDs2fcIQXLcdO8p8zvJyIGHdz9Urqk6euGJ Ss04hAj2KewGnXXNEzGdQ3B6kVOoBUm2lmJ9sJLWSBazueRM//yddkfXtQX6FRxJdJLf DiUL4pU1k7haiCWkqYtGqX/yo3d0ayieI/f0a6+mdhh9dPcpc6u9THi80B2BhEc4l+UQ LUGaKjy1wEdifNuEO4WbYWsS8yya8VdtItHOtnBHqJ7PhkSv6Ss2QAznRWUdq8uEkv0n UCQw== X-Gm-Message-State: AOAM530nEQnWnA6NLhMPSok0nAQcgblkYx9koc7oFFPNaqQX1TyLXRVG VQtsnbua0Vb1WM31PraZKIE= X-Google-Smtp-Source: ABdhPJwSa2nXR/aKoIRxXCZWsKkoMqrHw7m/qOUyKn2wDN2zSos1dL5DiF7wqcAQ5jV1WhPBUCJ4ow== X-Received: by 2002:a17:902:7c10:b029:e0:7a2:38c7 with SMTP id x16-20020a1709027c10b02900e007a238c7mr4251545pll.79.1611636858988; Mon, 25 Jan 2021 20:54:18 -0800 (PST) Received: from bobo.ozlabs.ibm.com (192.156.221.203.dial.dynamic.acc50-nort-cbr.comindico.com.au. [203.221.156.192]) by smtp.gmail.com with ESMTPSA id w184sm18803382pgb.71.2021.01.25.20.54.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Jan 2021 20:54:18 -0800 (PST) From: Nicholas Piggin To: linux-mm@kvack.org, Andrew Morton Cc: Nicholas Piggin , linux-kernel@vger.kernel.org, Christoph Hellwig , Marek Szyprowski , Robin Murphy , iommu@lists.linux-foundation.org Subject: [PATCH 2/5] kernel/dma: remove unnecessary unmap_kernel_range Date: Tue, 26 Jan 2021 14:54:01 +1000 Message-Id: <20210126045404.2492588-3-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210126045404.2492588-1-npiggin@gmail.com> References: <20210126045404.2492588-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org vunmap will remove ptes. Cc: Christoph Hellwig Cc: Marek Szyprowski Cc: Robin Murphy Cc: iommu@lists.linux-foundation.org Signed-off-by: Nicholas Piggin --- kernel/dma/remap.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/dma/remap.c b/kernel/dma/remap.c index 905c3fa005f1..b4526668072e 100644 --- a/kernel/dma/remap.c +++ b/kernel/dma/remap.c @@ -66,6 +66,5 @@ void dma_common_free_remap(void *cpu_addr, size_t size) return; } - unmap_kernel_range((unsigned long)cpu_addr, PAGE_ALIGN(size)); vunmap(cpu_addr); } -- 2.23.0