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Commit 6450f8f2 authored by Haiyang Zhang's avatar Haiyang Zhang Committed by David S. Miller
Browse files

hv_netvsc: Fix the real number of queues of non-vRSS cases 



For older hosts without multi-channel (vRSS) support, and some error
cases, we still need to set the real number of queues to one.
This patch adds this missing setting.

Fixes: 8195b139 ("hv_netvsc: fix deadlock on hotplug")
Signed-off-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: default avatarStephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 070eb6e0

drivers/net/hyperv/netvsc_drv.c

+6 −0
Original line number Diff line number Diff line
@@ -1935,6 +1935,12 @@ static int netvsc_probe(struct hv_device *dev, 
	/* We always need headroom for rndis header */

	net->needed_headroom = RNDIS_AND_PPI_SIZE;



	/* Initialize the number of queues to be 1, we may change it if more

	 * channels are offered later.

	 */

	netif_set_real_num_tx_queues(net, 1);

	netif_set_real_num_rx_queues(net, 1);



	/* Notify the netvsc driver of the new device */

	memset(&device_info, 0, sizeof(device_info));

	device_info.ring_size = ring_size;