diff options
| author | J. Bruce Fields <bfields@redhat.com> | 2016-05-18 14:50:14 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2016-05-23 10:55:24 -0400 |
| commit | d96b9c9398fcddca7f2386cff44a6788edfe7db1 (patch) | |
| tree | 771ebe4a33c8383821cbade211f8f514d2677caf /net | |
| parent | d9e4084f6c9746e51a78a4d7ebf4983023289b32 (diff) | |
svcrpc: autoload rdma module
This should fix failures like:
# rpc.nfsd --rdma
rpc.nfsd: Unable to request RDMA services: Protocol not supported
Reported-by: Steve Dickson <steved@redhat.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/sunrpc/svc_xprt.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index 7422f28818b2..f5572e31d518 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -244,13 +244,12 @@ void svc_add_new_perm_xprt(struct svc_serv *serv, struct svc_xprt *new) svc_xprt_received(new); } -int svc_create_xprt(struct svc_serv *serv, const char *xprt_name, +int _svc_create_xprt(struct svc_serv *serv, const char *xprt_name, struct net *net, const int family, const unsigned short port, int flags) { struct svc_xprt_class *xcl; - dprintk("svc: creating transport %s[%d]\n", xprt_name, port); spin_lock(&svc_xprt_class_lock); list_for_each_entry(xcl, &svc_xprt_class_list, xcl_list) { struct svc_xprt *newxprt; @@ -274,12 +273,28 @@ int svc_create_xprt(struct svc_serv *serv, const char *xprt_name, } err: spin_unlock(&svc_xprt_class_lock); - dprintk("svc: transport %s not found\n", xprt_name); - /* This errno is exposed to user space. Provide a reasonable * perror msg for a bad transport. */ return -EPROTONOSUPPORT; } + +int svc_create_xprt(struct svc_serv *serv, const char *xprt_name, + struct net *net, const int family, + const unsigned short port, int flags) +{ + int err; + + dprintk("svc: creating transport %s[%d]\n", xprt_name, port); + err = _svc_create_xprt(serv, xprt_name, net, family, port, flags); + if (err == -EPROTONOSUPPORT) { + request_module("svc%s", xprt_name); + err = _svc_create_xprt(serv, xprt_name, net, family, port, flags); + } + if (err) + dprintk("svc: transport %s not found, err %d\n", + xprt_name, err); + return err; +} EXPORT_SYMBOL_GPL(svc_create_xprt); /* |