diff options
Diffstat (limited to 'net/sunrpc')
-rw-r--r-- | net/sunrpc/clnt.c | 31 | ||||
-rw-r--r-- | net/sunrpc/rpc_pipe.c | 8 | ||||
-rw-r--r-- | net/sunrpc/svc_xprt.c | 2 | ||||
-rw-r--r-- | net/sunrpc/xprtsock.c | 1 |
4 files changed, 32 insertions, 10 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 06b4df9faaa1..2808d550d273 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -446,16 +446,27 @@ out_no_rpciod: return ERR_PTR(err); } -struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args, +static struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args, struct rpc_xprt *xprt) { struct rpc_clnt *clnt = NULL; struct rpc_xprt_switch *xps; - xps = xprt_switch_alloc(xprt, GFP_KERNEL); - if (xps == NULL) - return ERR_PTR(-ENOMEM); - + if (args->bc_xprt && args->bc_xprt->xpt_bc_xps) { + WARN_ON(args->protocol != XPRT_TRANSPORT_BC_TCP); + xps = args->bc_xprt->xpt_bc_xps; + xprt_switch_get(xps); + } else { + xps = xprt_switch_alloc(xprt, GFP_KERNEL); + if (xps == NULL) { + xprt_put(xprt); + return ERR_PTR(-ENOMEM); + } + if (xprt->bc_xprt) { + xprt_switch_get(xps); + xprt->bc_xprt->xpt_bc_xps = xps; + } + } clnt = rpc_new_client(args, xps, xprt, NULL); if (IS_ERR(clnt)) return clnt; @@ -483,7 +494,6 @@ struct rpc_clnt *rpc_create_xprt(struct rpc_create_args *args, return clnt; } -EXPORT_SYMBOL_GPL(rpc_create_xprt); /** * rpc_create - create an RPC client and transport with one call @@ -509,6 +519,15 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args) }; char servername[48]; + if (args->bc_xprt) { + WARN_ON(args->protocol != XPRT_TRANSPORT_BC_TCP); + xprt = args->bc_xprt->xpt_bc_xprt; + if (xprt) { + xprt_get(xprt); + return rpc_create_xprt(args, xprt); + } + } + if (args->flags & RPC_CLNT_CREATE_INFINITE_SLOTS) xprtargs.flags |= XPRT_CREATE_INFINITE_SLOTS; if (args->flags & RPC_CLNT_CREATE_NO_IDLE_TIMEOUT) diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index fc48eca21fd2..84f98cbe31c3 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -1386,7 +1386,7 @@ rpc_fill_super(struct super_block *sb, void *data, int silent) { struct inode *inode; struct dentry *root, *gssd_dentry; - struct net *net = data; + struct net *net = get_net(sb->s_fs_info); struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); int err; @@ -1419,7 +1419,6 @@ rpc_fill_super(struct super_block *sb, void *data, int silent) sb); if (err) goto err_depopulate; - sb->s_fs_info = get_net(net); mutex_unlock(&sn->pipefs_sb_lock); return 0; @@ -1448,7 +1447,8 @@ static struct dentry * rpc_mount(struct file_system_type *fs_type, int flags, const char *dev_name, void *data) { - return mount_ns(fs_type, flags, current->nsproxy->net_ns, rpc_fill_super); + struct net *net = current->nsproxy->net_ns; + return mount_ns(fs_type, flags, data, net, net->user_ns, rpc_fill_super); } static void rpc_kill_sb(struct super_block *sb) @@ -1468,9 +1468,9 @@ static void rpc_kill_sb(struct super_block *sb) RPC_PIPEFS_UMOUNT, sb); mutex_unlock(&sn->pipefs_sb_lock); - put_net(net); out: kill_litter_super(sb); + put_net(net); } static struct file_system_type rpc_pipe_fs_type = { diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index f5572e31d518..4f01f63102ee 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -136,6 +136,8 @@ static void svc_xprt_free(struct kref *kref) /* See comment on corresponding get in xs_setup_bc_tcp(): */ if (xprt->xpt_bc_xprt) xprt_put(xprt->xpt_bc_xprt); + if (xprt->xpt_bc_xps) + xprt_switch_put(xprt->xpt_bc_xps); xprt->xpt_ops->xpo_free(xprt); module_put(owner); } diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 2d3e0c42361e..7e2b2fa189c3 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -3057,6 +3057,7 @@ static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args) return xprt; args->bc_xprt->xpt_bc_xprt = NULL; + args->bc_xprt->xpt_bc_xps = NULL; xprt_put(xprt); ret = ERR_PTR(-EINVAL); out_err: |