From: Thierry Herbelot <thierry.herbelot@6wind.com>
To: dev@dpdk.org
Cc: Thierry Herbelot <thierry.herbelot@6wind.com>,
Thomas Monjalon <thomas@monjalon.net>,
Maxime Coquelin <maxime.coquelin@redhat.com>,
Chenbo Xia <chenbo.xia@intel.com>
Subject: [dpdk-dev] [PATCH] net/virtio: fix vhost_kernel_set_owner for multi-queue devices
Date: Thu, 8 Apr 2021 14:37:29 +0200 [thread overview]
Message-ID: <20210408123729.9884-1-thierry.herbelot@6wind.com> (raw)
Restore the original code, where VHOST_SET_OWNER is applied to
all vhostfds of the device.
Fixes: 06856cabb89b0 ("net/virtio: add virtio-user ops to set owner")
Cc: Maxime Coquelin <maxime.coquelin@redhat.com>
Cc: Chenbo Xia <chenbo.xia@intel.com>
Signed-off-by: Thierry Herbelot <thierry.herbelot@6wind.com>
---
drivers/net/virtio/virtio_user/vhost_kernel.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/net/virtio/virtio_user/vhost_kernel.c b/drivers/net/virtio/virtio_user/vhost_kernel.c
index 768db55a6c1f..58e66bb7b4ae 100644
--- a/drivers/net/virtio/virtio_user/vhost_kernel.c
+++ b/drivers/net/virtio/virtio_user/vhost_kernel.c
@@ -101,9 +101,20 @@ vhost_kernel_ioctl(int fd, uint64_t request, void *arg)
static int
vhost_kernel_set_owner(struct virtio_user_dev *dev)
{
+ int ret;
+ uint32_t i;
struct vhost_kernel_data *data = dev->backend_data;
- return vhost_kernel_ioctl(data->vhostfds[0], VHOST_SET_OWNER, NULL);
+ for (i = 0; i < dev->max_queue_pairs; ++i) {
+ if (data->vhostfds[i] < 0)
+ continue;
+
+ ret = vhost_kernel_ioctl(data->vhostfds[i], VHOST_SET_OWNER, NULL);
+ if (ret < 0)
+ return ret;
+ }
+
+ return 0;
}
static int
--
2.29.2
next reply other threads:[~2021-04-08 12:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 12:37 Thierry Herbelot [this message]
2021-04-13 8:45 ` Maxime Coquelin
2021-04-15 12:48 ` Ferruh Yigit
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