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[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 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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,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 3E631C433DB for ; Tue, 26 Jan 2021 04:54:23 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 BD7D822D58 for ; Tue, 26 Jan 2021 04:54:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BD7D822D58 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 3825C20495; Tue, 26 Jan 2021 04:54:22 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KRceXx5kR9oB; Tue, 26 Jan 2021 04:54:21 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 9CB29203A3; Tue, 26 Jan 2021 04:54:21 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 80319C08A1; Tue, 26 Jan 2021 04:54:21 +0000 (UTC) Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by lists.linuxfoundation.org (Postfix) with ESMTP id 84D5FC013A for ; Tue, 26 Jan 2021 04:54:20 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id 6AEA38502C for ; Tue, 26 Jan 2021 04:54:20 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id mHAuq-0g44Ft for ; Tue, 26 Jan 2021 04:54:19 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-pj1-f44.google.com (mail-pj1-f44.google.com [209.85.216.44]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 50D0684FB0 for ; Tue, 26 Jan 2021 04:54:19 +0000 (UTC) Received: by mail-pj1-f44.google.com with SMTP id gx1so1522461pjb.1 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=WAL1cnKI+3asV/trinlAPLiq+pm4l+g8Rg8bOtMgNbyqqSkmojkgdUAFTbAZiAsAY4 J1mXprZYGgupjCu4qrHstglT4H/Reai1IwjDh7lWV3edUkPpQ+chwj49pLAYXKVw3eRx 1O6eqfOTGCJb/iTB7Ou6Nd5cuKZ+p8lffmx0fCFlieFp5ha+HOI+cTxM8H0Cm8yoaJZc oacngSDFASnu33aJcRsYHqe/ZyCSP9bVFb6uZ94XhVP7jZlenGEvb7AIqZaE7LYRWslE cQXgA9AwL94yJOGikALfCjPwb+/zqDJVALMF8KzlYJOmPDA8tlmPrDZz58IH3FImikuT Nkfg== X-Gm-Message-State: AOAM5333nGYY77TGr7HyhxV0OJE5c/HeTBHPD4Q/waZOa6dChZk1QFMy WGQnQ1SqHG5hkvIP60oxTyo= 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 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 Cc: linux-kernel@vger.kernel.org, Nicholas Piggin , iommu@lists.linux-foundation.org, Robin Murphy , Christoph Hellwig X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" 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 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu