AcoSail/kernel_optimize_test
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switch ipxrtr_route_packet() from iovec to msghdr

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-04-06 21:28:01 -04:00
parent 6ce8e9ce59
commit e169371823
3 changed files with 4 additions and 5 deletions
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2
include/net/ipx.h
View File

@ -150,7 +150,7 @@ int ipxrtr_add_route(__be32 network, struct ipx_interface *intrfc,
unsigned char *node);
void ipxrtr_del_routes(struct ipx_interface *intrfc);
int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
struct iovec *iov, size_t len, int noblock);
struct msghdr *msg, size_t len, int noblock);
int ipxrtr_route_skb(struct sk_buff *skb);
struct ipx_route *ipxrtr_lookup(__be32 net);
int ipxrtr_ioctl(unsigned int cmd, void __user *arg);

3
net/ipx/af_ipx.c
View File

@ -1745,8 +1745,7 @@ static int ipx_sendmsg(struct kiocb *iocb, struct socket *sock,
memcpy(usipx->sipx_node, ipxs->dest_addr.node, IPX_NODE_LEN);
}
rc = ipxrtr_route_packet(sk, usipx, msg->msg_iov, len,
flags & MSG_DONTWAIT);
rc = ipxrtr_route_packet(sk, usipx, msg, len, flags & MSG_DONTWAIT);
if (rc >= 0)
rc = len;
out:

4
net/ipx/ipx_route.c
View File

@ -165,7 +165,7 @@ int ipxrtr_route_skb(struct sk_buff *skb)
* Route an outgoing frame from a socket.
*/
int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
struct iovec *iov, size_t len, int noblock)
struct msghdr *msg, size_t len, int noblock)
{
struct sk_buff *skb;
struct ipx_sock *ipxs = ipx_sk(sk);
@ -229,7 +229,7 @@ int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
memcpy(ipx->ipx_dest.node, usipx->sipx_node, IPX_NODE_LEN);
ipx->ipx_dest.sock = usipx->sipx_port;
rc = memcpy_fromiovec(skb_put(skb, len), iov, len);
rc = memcpy_from_msg(skb_put(skb, len), msg, len);
if (rc) {
kfree_skb(skb);
goto out_put;