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-rw-r--r--drivers/net/xen-netback/netback.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index b588b1a08cd4..abc1381264fc 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -2114,8 +2114,11 @@ static int __init netback_init(void)
if (!xen_domain())
return -ENODEV;
- /* Allow as many queues as there are CPUs, by default */
- xenvif_max_queues = num_online_cpus();
+ /* Allow as many queues as there are CPUs if user has not
+ * specified a value.
+ */
+ if (xenvif_max_queues == 0)
+ xenvif_max_queues = num_online_cpus();
if (fatal_skb_slots < XEN_NETBK_LEGACY_SLOTS_MAX) {
pr_info("fatal_skb_slots too small (%d), bump it to XEN_NETBK_LEGACY_SLOTS_MAX (%d)\n",