Originally that parameter was always reset to num_online_cpus during
module initialisation, which renders it useless.
The fix is to only set max_queues to num_online_cpus when user has not
provided a value.
Signed-off-by: Wei Liu <wei.l...@citrix.com>
Cc: David Vrabel <david.vra...@citrix.com>
---
drivers/net/xen-netfront.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index e27e6d2..0b53bd9 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -2132,8 +2132,11 @@ static int __init netif_init(void)
pr_info("Initialising Xen virtual ethernet driver\n");
- /* Allow as many queues as there are CPUs, by default */
- xennet_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();
return xenbus_register_frontend(&netfront_driver);
}
--
2.1.4
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