[PATCH] RPC: remove xprt->nocong Get rid of the "xprt->nocong" variable. Test-plan: Use WAN simulation to cause sporadic bursty packet loss with UDP mounts. Look for significant regression in performance or client stability. Signed-off-by: Chuck Lever Signed-off-by: Trond Myklebust --- fs/lockd/host.c | 1 - include/linux/sunrpc/xprt.h | 1 - net/sunrpc/xprtsock.c | 2 -- 3 files changed, 0 insertions(+), 4 deletions(-) diff --git a/fs/lockd/host.c b/fs/lockd/host.c --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -188,7 +188,6 @@ nlm_bind_host(struct nlm_host *host) goto forgetit; xprt_set_timeout(&xprt->timeout, 5, nlmsvc_timeout); - xprt->nocong = 1; /* No congestion control for NLM */ xprt->resvport = 1; /* NLM requires a reserved port */ /* Existing NLM servers accept AUTH_UNIX only */ diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -172,7 +172,6 @@ struct rpc_xprt { unsigned int max_reqs; /* total slots */ unsigned long state; /* transport state */ unsigned char shutdown : 1, /* being shut down */ - nocong : 1, /* no congestion control */ resvport : 1; /* use a reserved port */ /* diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -1100,7 +1100,6 @@ int xs_setup_udp(struct rpc_xprt *xprt, xprt->prot = IPPROTO_UDP; xprt->port = XS_MAX_RESVPORT; xprt->tsh_size = 0; - xprt->nocong = 0; xprt->cwnd = RPC_INITCWND; xprt->resvport = capable(CAP_NET_BIND_SERVICE) ? 1 : 0; /* XXX: header size can vary due to auth type, IPv6, etc. */ @@ -1140,7 +1139,6 @@ int xs_setup_tcp(struct rpc_xprt *xprt, xprt->prot = IPPROTO_TCP; xprt->port = XS_MAX_RESVPORT; xprt->tsh_size = sizeof(rpc_fraghdr) / sizeof(u32); - xprt->nocong = 1; xprt->cwnd = RPC_MAXCWND(xprt); xprt->resvport = capable(CAP_NET_BIND_SERVICE) ? 1 : 0; xprt->max_payload = RPC_MAX_FRAGMENT_SIZE;