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author | Stanislav Kinsbursky <skinsbursky@parallels.com> | 2012-01-13 12:52:26 +0400 |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-02-01 04:28:09 +0400 |
commit | 1a114a66466ba914a41df438e806fc10e7d9fb3b (patch) | |
tree | 1223d978fbe72ac542c10041b408df1ae6693bf1 /net/sunrpc/rpcb_clnt.c | |
parent | 2ea75a10add779b722650aa10836247e7d609fd7 (diff) | |
download | linux-1a114a66466ba914a41df438e806fc10e7d9fb3b.tar.xz |
SUNRPC: optimize net_ns dereferencing in rpcbind registering calls
Static rpcbind registering functions can be parametrized by network namespace
pointer, calculated only once, instead of using init_net pointer (or taking it
from current when virtualization will be comleted) in many places.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/rpcb_clnt.c')
-rw-r--r-- | net/sunrpc/rpcb_clnt.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c index 3df276a74d1b..371d2298c9fc 100644 --- a/net/sunrpc/rpcb_clnt.c +++ b/net/sunrpc/rpcb_clnt.c @@ -451,14 +451,14 @@ int rpcb_register(u32 prog, u32 vers, int prot, unsigned short port) /* * Fill in AF_INET family-specific arguments to register */ -static int rpcb_register_inet4(const struct sockaddr *sap, +static int rpcb_register_inet4(struct sunrpc_net *sn, + const struct sockaddr *sap, struct rpc_message *msg) { const struct sockaddr_in *sin = (const struct sockaddr_in *)sap; struct rpcbind_args *map = msg->rpc_argp; unsigned short port = ntohs(sin->sin_port); int result; - struct sunrpc_net *sn = net_generic(&init_net, sunrpc_net_id); map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); @@ -479,14 +479,14 @@ static int rpcb_register_inet4(const struct sockaddr *sap, /* * Fill in AF_INET6 family-specific arguments to register */ -static int rpcb_register_inet6(const struct sockaddr *sap, +static int rpcb_register_inet6(struct sunrpc_net *sn, + const struct sockaddr *sap, struct rpc_message *msg) { const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sap; struct rpcbind_args *map = msg->rpc_argp; unsigned short port = ntohs(sin6->sin6_port); int result; - struct sunrpc_net *sn = net_generic(&init_net, sunrpc_net_id); map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL); @@ -504,10 +504,10 @@ static int rpcb_register_inet6(const struct sockaddr *sap, return result; } -static int rpcb_unregister_all_protofamilies(struct rpc_message *msg) +static int rpcb_unregister_all_protofamilies(struct sunrpc_net *sn, + struct rpc_message *msg) { struct rpcbind_args *map = msg->rpc_argp; - struct sunrpc_net *sn = net_generic(&init_net, sunrpc_net_id); dprintk("RPC: unregistering [%u, %u, '%s'] with " "local rpcbind\n", @@ -580,13 +580,13 @@ int rpcb_v4_register(const u32 program, const u32 version, return -EPROTONOSUPPORT; if (address == NULL) - return rpcb_unregister_all_protofamilies(&msg); + return rpcb_unregister_all_protofamilies(sn, &msg); switch (address->sa_family) { case AF_INET: - return rpcb_register_inet4(address, &msg); + return rpcb_register_inet4(sn, address, &msg); case AF_INET6: - return rpcb_register_inet6(address, &msg); + return rpcb_register_inet6(sn, address, &msg); } return -EAFNOSUPPORT; |