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path: root/fs/nfs/callback.c
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Diffstat (limited to 'fs/nfs/callback.c')
-rw-r--r--fs/nfs/callback.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 5088b57b078..073b4cf67ed 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -125,6 +125,9 @@ nfs41_callback_svc(void *vrqstp)
set_freezable();
while (!kthread_should_stop()) {
+ if (try_to_freeze())
+ continue;
+
prepare_to_wait(&serv->sv_cb_waitq, &wq, TASK_INTERRUPTIBLE);
spin_lock_bh(&serv->sv_cb_lock);
if (!list_empty(&serv->sv_cb_list)) {
@@ -161,8 +164,7 @@ nfs41_callback_up(struct svc_serv *serv)
svc_xprt_put(serv->sv_bc_xprt);
serv->sv_bc_xprt = NULL;
}
- dprintk("--> %s return %ld\n", __func__,
- IS_ERR(rqstp) ? PTR_ERR(rqstp) : 0);
+ dprintk("--> %s return %d\n", __func__, PTR_ERR_OR_ZERO(rqstp));
return rqstp;
}
@@ -208,7 +210,6 @@ static int nfs_callback_start_svc(int minorversion, struct rpc_xprt *xprt,
struct svc_rqst *rqstp;
int (*callback_svc)(void *vrqstp);
struct nfs_callback_data *cb_info = &nfs_callback_info[minorversion];
- char svc_name[12];
int ret;
nfs_callback_bc_serv(minorversion, xprt, serv);
@@ -232,10 +233,10 @@ static int nfs_callback_start_svc(int minorversion, struct rpc_xprt *xprt,
svc_sock_update_bufs(serv);
- sprintf(svc_name, "nfsv4.%u-svc", minorversion);
cb_info->serv = serv;
cb_info->rqst = rqstp;
- cb_info->task = kthread_run(callback_svc, cb_info->rqst, svc_name);
+ cb_info->task = kthread_run(callback_svc, cb_info->rqst,
+ "nfsv4.%u-svc", minorversion);
if (IS_ERR(cb_info->task)) {
ret = PTR_ERR(cb_info->task);
svc_exit_thread(cb_info->rqst);
@@ -279,6 +280,7 @@ static int nfs_callback_up_net(int minorversion, struct svc_serv *serv, struct n
ret = nfs4_callback_up_net(serv, net);
break;
case 1:
+ case 2:
ret = nfs41_callback_up_net(serv, net);
break;
default: