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=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no 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 63361C433E0 for ; Thu, 6 Aug 2020 11:48:04 +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 14F23206C3 for ; Thu, 6 Aug 2020 11:48:03 +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="G++1zEYu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 14F23206C3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org 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 0C40C22F26; Thu, 6 Aug 2020 06:58:10 +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 qNWtdBqcerz2; Thu, 6 Aug 2020 06:58:08 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id BD83D2043E; Thu, 6 Aug 2020 06:58:08 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id AD5C4C0051; Thu, 6 Aug 2020 06:58:08 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id DF2D8C004C for ; Thu, 6 Aug 2020 06:58:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id D27282043E for ; Thu, 6 Aug 2020 06:58:07 +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 Hf8uaz0D6WCh for ; Thu, 6 Aug 2020 06:58:06 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by silver.osuosl.org (Postfix) with ESMTPS id BE36220455 for ; Thu, 6 Aug 2020 06:58:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=uoVENN0m/ajn2+m/T1lGKfdUU/BbhArpJv86UOgrRFY=; b=G++1zEYuNW9wXk5l0CTikmwm7j XAhofXvtYgeP2y9ZRieOg0FzoOmetBTMRG5Oebq2G+6Mcx8W527IjexwCAWbi7rJkmAAaaCvTUB60 JgABgCTJiJ/MFx0GT7e5LWEHFGtDOAHpgpDklN1DpxZ1Nh23895Kup+CbMGo5+8rkDzayMtuzdRK8 yoK0gL1HWZYL3818vyyzxov9q01JFaS2aG7aaQDXY1UOTkx+z2U7jAgwGQU5PxhhC598dTrt4Bk3s ZYWIBoKwA0AqMzpVM2yTw9BLpemDZWgap8e6tzZn+Z5TsUAU0M2595ECneDjUatfOyVaz3nOkCE1c YQefsxRw==; Received: from hch by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1k3Zqj-0002iU-Ug; Thu, 06 Aug 2020 06:58:01 +0000 Date: Thu, 6 Aug 2020 07:58:01 +0100 From: Christoph Hellwig To: Ajay Kumar Subject: Re: [RFC PATCH] dma-iommu: allow devices to set IOVA range dynamically Message-ID: <20200806065801.GA9618@infradead.org> References: <20200803133620.13840-1-ajaykumar.rs@samsung.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200803133620.13840-1-ajaykumar.rs@samsung.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Cc: mark.rutland@arm.com, robin.murphy@arm.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, robh+dt@kernel.org, will@kernel.org, nleeder@codeaurora.org, linux-arm-kernel@lists.infradead.org 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" I'm not entirely sure this is the right mechanism. Can you please send it along with your intended user so that we can get a better picture? Also the export needs to be a _GPL one for any kind of functionality like this, _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu