[patch 1/2] s390: scatter-gather for inbound traffic in qeth driver

2007-07-12 Thread Ursula . Braun . braunu
From: Frank Blaschka <[EMAIL PROTECTED]> For large incoming packets > PAGE_SIZE/2 qeth creates a fragmented skb by adding pointers to qdio pages to the fragment list of the skb. This avoids allocating big chunks of consecutive memory. Also copying data from the qdio buffer to the skb is economized

[patch 1/2] s390: scatter-gather for inbound traffic in qeth driver

2007-07-12 Thread Ursula Braun
From: Frank Blaschka <[EMAIL PROTECTED]> For large incoming packets > PAGE_SIZE/2 qeth creates a fragmented skb by adding pointers to qdio pages to the fragment list of the skb. This avoids allocating big chunks of consecutive memory. Also copying data from the qdio buffer to the skb is economized

Re: [patch 1/2] s390: scatter-gather for inbound traffic in qeth driver

2007-07-16 Thread Jeff Garzik
Ursula Braun wrote: From: Frank Blaschka <[EMAIL PROTECTED]> For large incoming packets > PAGE_SIZE/2 qeth creates a fragmented skb by adding pointers to qdio pages to the fragment list of the skb. This avoids allocating big chunks of consecutive memory. Also copying data from the qdio buffer to