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From: Jason Wang <jasowang@redhat.com>
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
Cc: Jason Wang <jasowang@redhat.com>
Subject: [PATCH RFC V2 1/4] vhost: introduce queue_index for tracing
Date: Fri, 21 Mar 2014 17:41:50 +0800	[thread overview]
Message-ID: <1395394913-19548-2-git-send-email-jasowang@redhat.com> (raw)
In-Reply-To: <1395394913-19548-1-git-send-email-jasowang@redhat.com>

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 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


  parent reply	other threads:[~2014-03-21  9:42 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-21  9:41 [PATCH RFC V2 0/4] Adding tracepoints to vhost/net Jason Wang
2014-03-21  9:41 ` Jason Wang
2014-03-21  9:41 ` [PATCH RFC V2 1/4] vhost: introduce queue_index for tracing Jason Wang
2014-03-21  9:41 ` Jason Wang [this message]
2014-03-21  9:41 ` [PATCH RFC V2 2/4] vhost: basic tracepoints Jason Wang
2014-03-21  9:41 ` Jason Wang
2014-03-21  9:41 ` [PATCH RFC V2 3/4] vhost_net: add basic tracepoints for vhost_net Jason Wang
2014-03-21  9:41 ` Jason Wang
2014-03-21  9:41 ` [PATCH RFC V2 4/4] tools: virtio: add a top-like utility for displaying vhost satistics Jason Wang
2014-03-21  9:41 ` Jason Wang
2014-04-10  9:27   ` Fam Zheng
2014-04-10  9:27   ` Fam Zheng
2014-04-11  3:04     ` Jason Wang
2014-04-11  3:04       ` Jason Wang

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