[PATCH] ibmveth lockless TX
This patch adds the lockless TX feature to the ibmveth driver. The
hypervisor has its own locking so the only change that is necessary is
to protect the statistics counters.
Signed-off-by: Santiago Leon <santil@us.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/ibmveth.h b/drivers/net/ibmveth.h
index a3ea029..46919a8 100644
--- a/drivers/net/ibmveth.h
+++ b/drivers/net/ibmveth.h
@@ -131,6 +131,7 @@
u64 tx_linearize_failed;
u64 tx_map_failed;
u64 tx_send_failed;
+ spinlock_t stats_lock;
};
struct ibmveth_buf_desc_fields {
