From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Wang Subject: [PATCH RFC V2 1/4] vhost: introduce queue_index for tracing Date: Fri, 21 Mar 2014 17:41:50 +0800 Message-ID: <1395394913-19548-2-git-send-email-jasowang@redhat.com> References: <1395394913-19548-1-git-send-email-jasowang@redhat.com> Cc: Jason Wang To: mst@redhat.com, kvm@vger.kernel.org, virtio-dev@lists.oasis-open.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Return-path: Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: In-Reply-To: <1395394913-19548-1-git-send-email-jasowang@redhat.com> List-Id: netdev.vger.kernel.org Signed-off-by: Jason Wang --- drivers/vhost/net.c | 1 + drivers/vhost/vhost.h | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index a0fa5de..85d666c 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c @@ -708,6 +708,7 @@ static int vhost_net_open(struct inode *inode, struct file *f) n->vqs[i].done_idx = 0; n->vqs[i].vhost_hlen = 0; n->vqs[i].sock_hlen = 0; + n->vqs[i].vq.queue_index = i; } vhost_dev_init(dev, vqs, VHOST_NET_VQ_MAX); diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index 35eeb2a..6e36416 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -96,6 +96,9 @@ struct vhost_virtqueue { /* Last used index value we have signalled on */ bool signalled_used_valid; + /* Queue index used for tracing */ + u16 queue_index; + /* Log writes to used structure. */ bool log_used; u64 log_addr; -- 1.8.3.2