be2net: Increase skb headroom size to 256 bytes

The driver currently allocates 128 bytes of skb headroom.
This was found to be insufficient with some configurations
like Geneve tunnels, which resulted in skb head reallocations.

Increase the headroom to 256 bytes to fix this.

Signed-off-by: Kalesh A P <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Suresh Reddy <suresh.reddy@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kalesh A P 2016-12-20 10:14:30 -05:00 committed by David S. Miller
parent ba6d973f78
commit 76b15923b7

View file

@ -65,7 +65,7 @@
/* Number of bytes of an RX frame that are copied to skb->data */
#define BE_HDR_LEN ((u16) 64)
/* allocate extra space to allow tunneling decapsulation without head reallocation */
#define BE_RX_SKB_ALLOC_SIZE (BE_HDR_LEN + 64)
#define BE_RX_SKB_ALLOC_SIZE 256
#define BE_MAX_JUMBO_FRAME_SIZE 9018
#define BE_MIN_MTU 256