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From: "Michael S. Tsirkin" <mst@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org,
	netdev@vger.kernel.org, Jason Wang <jasowang@redhat.com>,
	eperezma@redhat.com
Subject: [PATCH RFC v7 02/14] fixup! vhost: option to fetch descriptors through an independent struct
Date: Wed, 10 Jun 2020 07:35:59 -0400	[thread overview]
Message-ID: <20200610113515.1497099-3-mst@redhat.com> (raw)
In-Reply-To: <20200610113515.1497099-1-mst@redhat.com>

---
 drivers/vhost/vhost.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 180b7b58c76b..11433d709651 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -2614,7 +2614,7 @@ int vhost_get_vq_desc_batch(struct vhost_virtqueue *vq,
 err_fetch:
 	vq->ndescs = 0;
 
-	return ret;
+	return ret ? ret : vq->num;
 }
 EXPORT_SYMBOL_GPL(vhost_get_vq_desc_batch);
 
-- 
MST


  parent reply	other threads:[~2020-06-10 11:36 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-10 11:35 [PATCH RFC v7 00/14] vhost: ring format independence Michael S. Tsirkin
2020-06-10 11:35 ` [PATCH RFC v7 01/14] vhost: option to fetch descriptors through an independent struct Michael S. Tsirkin
2020-06-10 11:35   ` Michael S. Tsirkin
2020-06-10 11:35 ` Michael S. Tsirkin [this message]
2020-06-10 14:00   ` [PATCH RFC v7 02/14] fixup! " Eugenio Pérez
2020-06-10 11:36 ` [PATCH RFC v7 03/14] vhost: use batched get_vq_desc version Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 12:37   ` Eugenio Perez Martin
2020-06-10 15:13     ` Michael S. Tsirkin
2020-06-10 16:18       ` Eugenio Perez Martin
2020-06-11 11:30         ` Michael S. Tsirkin
2020-06-15 16:05           ` Eugenio Pérez
2020-06-16 15:23             ` Eugenio Perez Martin
2020-06-16 22:08               ` Michael S. Tsirkin
2020-06-10 14:29   ` Eugenio Pérez
2020-06-10 15:08     ` Michael S. Tsirkin
2020-06-10 15:12       ` Eugenio Perez Martin
2020-06-10 11:36 ` [PATCH RFC v7 04/14] vhost/net: pass net specific struct pointer Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 15:13   ` Eugenio Pérez
2020-06-10 11:36 ` [PATCH RFC v7 05/14] vhost: reorder functions Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 06/14] vhost: format-independent API for used buffers Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 07/14] fixup! " Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 08/14] fixup! vhost: use batched get_vq_desc version Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 09/14] vhost/net: convert to new API: heads->bufs Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 10/14] vhost/net: avoid iov length math Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 11/14] vhost/test: convert to the buf API Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 12/14] vhost/scsi: switch to buf APIs Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 13/14] vhost/vsock: switch to the buf API Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin
2020-06-10 11:36 ` [PATCH RFC v7 14/14] vhost: drop head based APIs Michael S. Tsirkin
2020-06-10 11:36   ` Michael S. Tsirkin

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