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>

1 files changed, 1 insertions, 3 deletions

diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c
index 4ad5fbbb18b4..94eed9b80038 100644
--- a/net/sunrpc/svc.c
+++ b/net/sunrpc/svc.c
@@ -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;