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from localhost (localhost [127.0.0.1]) by hemlock.osuosl.org (Postfix) with ESMTP id 42BF6894A2 for ; Fri, 22 May 2020 09:24:44 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from hemlock.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id romKWYPmlytv for ; Fri, 22 May 2020 09:24:43 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by hemlock.osuosl.org (Postfix) with ESMTP id 2B67F8947A for ; Fri, 22 May 2020 09:24:43 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5A94A1042; Fri, 22 May 2020 02:24:42 -0700 (PDT) Received: from [10.57.2.168] (unknown [10.57.2.168]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id EFA263F305; Fri, 22 May 2020 02:24:40 -0700 (PDT) Subject: Re: [PATCH] iommu/dma: limit iova free size to unmmaped iova To: guptap@codeaurora.org, Andrew Morton References: <20200521113004.12438-1-guptap@codeaurora.org> <7aaa8dcc-6a47-f256-431d-2a1b034b4076@arm.com> <90662ef3123dbf2e93f9718ee5cc14a7@codeaurora.org> From: Robin Murphy Message-ID: <2d873ab9-ebb9-3c2d-f129-55a036ab47d0@arm.com> Date: Fri, 22 May 2020 10:24:39 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <90662ef3123dbf2e93f9718ee5cc14a7@codeaurora.org> Content-Language: en-GB Cc: mhocko@suse.com, owner-linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.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-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: 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