tree b0ebca9928b2184fc498996a9871fad06542538a
parent bcb3336ce4354395e38df7e2da110fca61f86a84
author Lennert Buytenhek <buytenh@wantstofly.org> 1226982538 +0000
committer David S. Miller <davem@davemloft.net> 1227173992 -0800

mv643xx_eth: fix recycle check bound

When mv643xx_eth allocates skbuffs, it adds
'dma_get_cache_alignment() - 1' to the length it needs, so that it can
align the skb's ->data pointer to a cache boundary.  When checking
whether a transmitted skbuff can be reused as a receive buffer, these
bytes needs to be included into the minimum bound for the recycle check.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>