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=-2.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,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 B65CCC282CE for ; Tue, 4 Jun 2019 06:55:10 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 8734224DB4 for ; Tue, 4 Jun 2019 06:55:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WA4XuLy/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8734224DB4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 2863BDE1; Tue, 4 Jun 2019 06:55:10 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 8D037DDE for ; Tue, 4 Jun 2019 06:55:09 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 2A44D19B for ; Tue, 4 Jun 2019 06:55:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=bxnoQG0ijuRDsL2dBIq1SQiaI/rZFtwyO7A8d4rEqxc=; b=WA4XuLy/pL0N5n09h+1lolxMj TUAhYXwjnwJJZyUxgnxzMPFg9I0NuRJAZAKLgr8jViYrmseCTyQIfNxRTLIKFw4zzxV1qG3bFI3ik DtsIfrbtE7c3vD+/ooSOMNk6jgC17JuriYfaysroA4hLy/C3aJcWBamfH7RoGUNBQ1q9h91jrDgdX PKRZbvnnXTz4XSlxMFrkwsa9ngEKk8wh/vlIqQkA5chsCkL4HSSkUT0MuLM93NQ+JZ0DMq85h1gIe X1WIoNFTb6iFitzENGlzBXr2XXuRr0BW+XL3sUIyA0+D2oRQNHSU5ZeGwH38Y0Xwg0ViQd3Z2upBt JimL+peNg==; Received: from 089144193064.atnat0002.highway.a1.net ([89.144.193.64] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hY3Lf-0002ih-2y; Tue, 04 Jun 2019 06:55:07 +0000 From: Christoph Hellwig To: iommu@lists.linux-foundation.org Subject: cleanup vmap usage in the dma-mapping layer Date: Tue, 4 Jun 2019 08:55:01 +0200 Message-Id: <20190604065504.25662-1-hch@lst.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Cc: linux-xtensa@linux-xtensa.org, linux-kernel@vger.kernel.org, Russell King , linux-mm@kvack.org, Robin Murphy , linux-arm-kernel@lists.infradead.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 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 Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Hi all, the common DMA remapping code uses the vmalloc/vmap code to create page table entries for DMA mappings. This series lifts the currently arm specific VM_* flag for that into common code, and also exposes it to userspace in procfs to better understand the mappings, and cleans up a couple helpers in this area. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu