diff options
Diffstat (limited to 'fs/nfs/callback.c')
| -rw-r--r-- | fs/nfs/callback.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c index 5d5f9d10cfd0..64e87ec045aa 100644 --- a/fs/nfs/callback.c +++ b/fs/nfs/callback.c @@ -229,6 +229,9 @@ static int nfs_callback_start_svc(int minorversion, struct rpc_xprt *xprt, nfs_callback_bc_serv(minorversion, xprt, serv); + if (cb_info->task) + return 0; + minorversion_setup = nfs_minorversion_callback_svc_setup(minorversion, serv, &rqstp, &callback_svc); if (!minorversion_setup) { @@ -292,6 +295,8 @@ static int nfs_callback_up_net(int minorversion, struct svc_serv *serv, struct n err_socks: svc_rpcb_cleanup(serv, net); err_bind: + dprintk("NFS: Couldn't create callback socket: err = %d; " + "net = %p\n", ret, net); return ret; } @@ -340,7 +345,7 @@ int nfs_callback_up(u32 minorversion, struct rpc_xprt *xprt) { struct svc_serv *serv; struct nfs_callback_data *cb_info = &nfs_callback_info[minorversion]; - int ret = 0; + int ret; struct net *net = xprt->xprt_net; mutex_lock(&nfs_callback_mutex); @@ -351,11 +356,6 @@ int nfs_callback_up(u32 minorversion, struct rpc_xprt *xprt) goto err_create; } - if (cb_info->users++ || cb_info->task != NULL) { - nfs_callback_bc_serv(minorversion, xprt, serv); - goto out; - } - ret = nfs_callback_up_net(minorversion, serv, net); if (ret < 0) goto err_net; @@ -364,13 +364,14 @@ int nfs_callback_up(u32 minorversion, struct rpc_xprt *xprt) if (ret < 0) goto err_start; -out: + cb_info->users++; /* * svc_create creates the svc_serv with sv_nrthreads == 1, and then * svc_prepare_thread increments that. So we need to call svc_destroy * on both success and failure so that the refcount is 1 when the * thread exits. */ +err_net: svc_destroy(serv); err_create: mutex_unlock(&nfs_callback_mutex); @@ -378,11 +379,8 @@ err_create: err_start: svc_shutdown_net(serv, net); -err_net: - dprintk("NFS: Couldn't create callback socket or server thread; " - "err = %d\n", ret); - cb_info->users--; - goto out; + dprintk("NFS: Couldn't create server thread; err = %d\n", ret); + goto err_net; } /* |