diff options
Diffstat (limited to 'drivers/net/xen-netfront.c')
| -rw-r--r-- | drivers/net/xen-netfront.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 1e4125a98291..9c72842e3a58 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -57,6 +57,7 @@ #include <xen/interface/grant_table.h> /* Module parameters */ +#define MAX_QUEUES_DEFAULT 8 static unsigned int xennet_max_queues; module_param_named(max_queues, xennet_max_queues, uint, 0644); MODULE_PARM_DESC(max_queues, @@ -2166,11 +2167,12 @@ static int __init netif_init(void) pr_info("Initialising Xen virtual ethernet driver\n"); - /* Allow as many queues as there are CPUs if user has not + /* Allow as many queues as there are CPUs inut max. 8 if user has not * specified a value. */ if (xennet_max_queues == 0) - xennet_max_queues = num_online_cpus(); + xennet_max_queues = min_t(unsigned int, MAX_QUEUES_DEFAULT, + num_online_cpus()); return xenbus_register_frontend(&netfront_driver); } |