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* [PATCH net-next] sfc: use ALIGN macro for aligning frame sizes
@ 2015-11-30 22:12 Jarod Wilson
  2015-12-01 11:58 ` Bert Kenward
  2015-12-03  4:56 ` David Miller
  0 siblings, 2 replies; 3+ messages in thread
From: Jarod Wilson @ 2015-11-30 22:12 UTC (permalink / raw)
  To: linux-kernel
  Cc: Jarod Wilson, Solarflare linux maintainers, Shradha Shah, netdev

Don't open-code it.

CC: Solarflare linux maintainers <linux-net-drivers@solarflare.com>
CC: Shradha Shah <sshah@solarflare.com>
CC: netdev@vger.kernel.org
Signed-off-by: Jarod Wilson <jarod@redhat.com>
---
 drivers/net/ethernet/sfc/net_driver.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h
index a8ddd12..746d591 100644
--- a/drivers/net/ethernet/sfc/net_driver.h
+++ b/drivers/net/ethernet/sfc/net_driver.h
@@ -1502,8 +1502,9 @@ static inline struct efx_rx_buffer *efx_rx_buffer(struct efx_rx_queue *rx_queue,
  * same cycle, the XMAC can miss the IPG altogether.  We work around
  * this by adding a further 16 bytes.
  */
+#define EFX_FRAME_PAD	16
 #define EFX_MAX_FRAME_LEN(mtu) \
-	((((mtu) + ETH_HLEN + VLAN_HLEN + 4/* FCS */ + 7) & ~7) + 16)
+	(ALIGN(((mtu) + ETH_HLEN + VLAN_HLEN + ETH_FCS_LEN + EFX_FRAME_PAD), 8))
 
 static inline bool efx_xmit_with_hwtstamp(struct sk_buff *skb)
 {
-- 
1.8.3.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2015-12-03  4:56 UTC | newest]

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2015-11-30 22:12 [PATCH net-next] sfc: use ALIGN macro for aligning frame sizes Jarod Wilson
2015-12-01 11:58 ` Bert Kenward
2015-12-03  4:56 ` David Miller

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