From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wanlong Gao Subject: Re: [PATCH 11/16] virtio_rng: use simplified virtqueue accessors. Date: Wed, 20 Feb 2013 18:12:18 +0800 Message-ID: <5124A182.5080806@cn.fujitsu.com> References: <1361260594-601-1-git-send-email-rusty@rustcorp.com.au> <1361260594-601-12-git-send-email-rusty@rustcorp.com.au> Reply-To: gaowanlong@cn.fujitsu.com Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1361260594-601-12-git-send-email-rusty@rustcorp.com.au> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Rusty Russell Cc: Paolo Bonzini , virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, "Michael S. Tsirkin" List-Id: virtualization@lists.linuxfoundation.org On 02/19/2013 03:56 PM, Rusty Russell wrote: > We never add buffers with input and output parts, so use the new accessors. > > Signed-off-by: Rusty Russell Reviewed-by: Wanlong Gao > --- > drivers/char/hw_random/virtio-rng.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c > index 10fd71c..842e2d5 100644 > --- a/drivers/char/hw_random/virtio-rng.c > +++ b/drivers/char/hw_random/virtio-rng.c > @@ -47,7 +47,7 @@ static void register_buffer(u8 *buf, size_t size) > sg_init_one(&sg, buf, size); > > /* There should always be room for one buffer. */ > - if (virtqueue_add_buf(vq, &sg, 0, 1, buf, GFP_KERNEL) < 0) > + if (virtqueue_add_inbuf(vq, &sg, 1, buf, GFP_KERNEL) < 0) > BUG(); > > virtqueue_kick(vq); > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935123Ab3BTLL0 (ORCPT ); Wed, 20 Feb 2013 06:11:26 -0500 Received: from cn.fujitsu.com ([222.73.24.84]:43041 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S935073Ab3BTLLY (ORCPT ); Wed, 20 Feb 2013 06:11:24 -0500 X-IronPort-AV: E=Sophos;i="4.84,701,1355068800"; d="scan'208";a="6736123" Message-ID: <5124A182.5080806@cn.fujitsu.com> Date: Wed, 20 Feb 2013 18:12:18 +0800 From: Wanlong Gao Reply-To: gaowanlong@cn.fujitsu.com Organization: Fujitsu User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 MIME-Version: 1.0 To: Rusty Russell CC: Paolo Bonzini , Asias He , "Michael S. Tsirkin" , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: Re: [PATCH 11/16] virtio_rng: use simplified virtqueue accessors. References: <1361260594-601-1-git-send-email-rusty@rustcorp.com.au> <1361260594-601-12-git-send-email-rusty@rustcorp.com.au> In-Reply-To: <1361260594-601-12-git-send-email-rusty@rustcorp.com.au> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/02/20 18:12:37, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/02/20 18:12:55, Serialize complete at 2013/02/20 18:12:55 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/19/2013 03:56 PM, Rusty Russell wrote: > We never add buffers with input and output parts, so use the new accessors. > > Signed-off-by: Rusty Russell Reviewed-by: Wanlong Gao > --- > drivers/char/hw_random/virtio-rng.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c > index 10fd71c..842e2d5 100644 > --- a/drivers/char/hw_random/virtio-rng.c > +++ b/drivers/char/hw_random/virtio-rng.c > @@ -47,7 +47,7 @@ static void register_buffer(u8 *buf, size_t size) > sg_init_one(&sg, buf, size); > > /* There should always be room for one buffer. */ > - if (virtqueue_add_buf(vq, &sg, 0, 1, buf, GFP_KERNEL) < 0) > + if (virtqueue_add_inbuf(vq, &sg, 1, buf, GFP_KERNEL) < 0) > BUG(); > > virtqueue_kick(vq); >