From: Jon Cooper <jcooper@solarflare.com>
Date: Mon, 8 Apr 2013 11:55:58 +0000 (+0100)
Subject: sfc: Increase size of RX SKB header area
X-Git-Tag: v3.11-rc1~64^2~151^2~6
X-Git-Url: http://pileus.org/git/?a=commitdiff_plain;h=d4ef5b6f374dfbef2c1e00cea73c3b76109f6246;p=~andy%2Flinux

sfc: Increase size of RX SKB header area

This allows the SKB to hold the headers without reallocation more often.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
---

diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c
index b915e09b869..6efff3d030b 100644
--- a/drivers/net/ethernet/sfc/rx.c
+++ b/drivers/net/ethernet/sfc/rx.c
@@ -36,7 +36,7 @@
 #define EFX_RECYCLE_RING_SIZE_NOIOMMU (2 * EFX_RX_PREFERRED_BATCH)
 
 /* Size of buffer allocated for skb header area. */
-#define EFX_SKB_HEADERS  64u
+#define EFX_SKB_HEADERS  128u
 
 /* This is the percentage fill level below which new RX descriptors
  * will be added to the RX descriptor ring.