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[I/OAT]: Structure changes for TCP recv offload to I/OAT

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Adds an async_wait_queue and some additional fields to tcp_sock, and a
dma_cookie_t to sk_buff.

Signed-off-by: Chris Leech <christopher.leech@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Chris Leech 2006-05-23 17:55:33 -07:00 • committed by David S. Miller
parent de5506e155
commit 97fc2f0848
5 changed files with 27 additions and 0 deletions
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7
include/net/tcp.h
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@ -28,6 +28,7 @@
#include <linux/cache.h>
#include <linux/percpu.h>
#include <linux/skbuff.h>
#include <linux/dmaengine.h>
#include <net/inet_connection_sock.h>
#include <net/inet_timewait_sock.h>
@ -817,6 +818,12 @@ static inline void tcp_prequeue_init(struct tcp_sock *tp)
tp->ucopy.len = 0;
tp->ucopy.memory = 0;
skb_queue_head_init(&tp->ucopy.prequeue);
#ifdef CONFIG_NET_DMA
tp->ucopy.dma_chan = NULL;
tp->ucopy.wakeup = 0;
tp->ucopy.pinned_list = NULL;
tp->ucopy.dma_cookie = 0;
#endif
}
/* Packet is added to VJ-style prequeue for processing in process