svc: Add a max payload value to the transport

The svc_max_payload function currently looks at the socket type
to determine the max payload. Add a max payload value to svc_xprt_class
so it can be returned directly.

Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
Acked-by: Neil Brown <neilb@suse.de>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Greg Banks <gnb@sgi.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Tom Tucker 2007-12-30 21:07:21 -06:00 committed by J. Bruce Fields
parent 9f29868b49
commit 490231558e
3 changed files with 4 additions and 3 deletions

View file

@ -17,6 +17,7 @@ struct svc_xprt_class {
struct module *xcl_owner;
struct svc_xprt_ops *xcl_ops;
struct list_head xcl_list;
u32 xcl_max_payload;
};
struct svc_xprt {

View file

@ -1055,10 +1055,8 @@ err_bad:
*/
u32 svc_max_payload(const struct svc_rqst *rqstp)
{
int max = RPCSVC_MAXPAYLOAD_TCP;
u32 max = rqstp->rq_xprt->xpt_class->xcl_max_payload;
if (rqstp->rq_sock->sk_sock->type == SOCK_DGRAM)
max = RPCSVC_MAXPAYLOAD_UDP;
if (rqstp->rq_server->sv_max_payload < max)
max = rqstp->rq_server->sv_max_payload;
return max;

View file

@ -906,6 +906,7 @@ static struct svc_xprt_ops svc_udp_ops = {
static struct svc_xprt_class svc_udp_class = {
.xcl_name = "udp",
.xcl_ops = &svc_udp_ops,
.xcl_max_payload = RPCSVC_MAXPAYLOAD_UDP,
};
static void
@ -1359,6 +1360,7 @@ static struct svc_xprt_ops svc_tcp_ops = {
static struct svc_xprt_class svc_tcp_class = {
.xcl_name = "tcp",
.xcl_ops = &svc_tcp_ops,
.xcl_max_payload = RPCSVC_MAXPAYLOAD_TCP,
};
void svc_init_xprt_sock(void)