From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH v5 04/10] vring: Introduce vring_use_dma_api()
Date: Mon, 1 Feb 2016 15:23:24 +0200
Message-ID: <20160201133556-mutt-send-email-mst@redhat.com>
References: <cover.1454034075.git.luto@kernel.org>
	<cab70812b0a46a5a5b36e6de4110c5c66a6f6916.1454034075.git.luto@kernel.org>
	<1454325723.133285.285.camel@infradead.org>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <virtualization-bounces@lists.linux-foundation.org>
Content-Disposition: inline
In-Reply-To: <1454325723.133285.285.camel@infradead.org>
List-Unsubscribe: <https://lists.linuxfoundation.org/mailman/options/virtualization>,
	<mailto:virtualization-request@lists.linux-foundation.org?subject=unsubscribe>
List-Archive: <http://lists.linuxfoundation.org/pipermail/virtualization/>
List-Post: <mailto:virtualization@lists.linux-foundation.org>
List-Help: <mailto:virtualization-request@lists.linux-foundation.org?subject=help>
List-Subscribe: <https://lists.linuxfoundation.org/mailman/listinfo/virtualization>,
	<mailto:virtualization-request@lists.linux-foundation.org?subject=subscribe>
Sender: virtualization-bounces@lists.linux-foundation.org
Errors-To: virtualization-bounces@lists.linux-foundation.org
List-Archive: <https://lore.kernel.org/kvm/>
List-Post: <mailto:kvm@vger.kernel.org>
To: David Woodhouse <dwmw2@infradead.org>
Cc: Joerg Roedel <jroedel@suse.de>, KVM <kvm@vger.kernel.org>, linux-s390 <linux-s390@vger.kernel.org>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>, Sebastian Ott <sebott@linux.vnet.ibm.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Christoph Hellwig <hch@lst.de>, Christian Borntraeger <borntraeger@de.ibm.com>, David Vrabel <david.vrabel@citrix.com>, Andy Lutomirski <luto@kernel.org>, xen-devel@lists.xenproject.org, sparclinux@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>, Linux Virtualization <virtualization@lists.linux-foundation.org>, "David S. Miller" <davem@davemloft.net>, Martin Schwidefsky <schwidefsky@de.ibm.com>
List-ID: <linux-s390.vger.kernel.org>
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==