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Diffstat (limited to 'fs/nfs/idmap.c')
-rw-r--r--fs/nfs/idmap.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index 2eaecf9d8db7..861be75eb165 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -530,9 +530,24 @@ static struct nfs_client *nfs_get_client_for_event(struct net *net, int event)
struct nfs_net *nn = net_generic(net, nfs_net_id);
struct dentry *cl_dentry;
struct nfs_client *clp;
+ int err;
+restart:
spin_lock(&nn->nfs_client_lock);
list_for_each_entry(clp, &nn->nfs_client_list, cl_share_link) {
+ /* Wait for initialisation to finish */
+ if (clp->cl_cons_state == NFS_CS_INITING) {
+ atomic_inc(&clp->cl_count);
+ spin_unlock(&nn->nfs_client_lock);
+ err = nfs_wait_client_init_complete(clp);
+ nfs_put_client(clp);
+ if (err)
+ return NULL;
+ goto restart;
+ }
+ /* Skip nfs_clients that failed to initialise */
+ if (clp->cl_cons_state < 0)
+ continue;
if (clp->rpc_ops != &nfs_v4_clientops)
continue;
cl_dentry = clp->cl_idmap->idmap_pipe->dentry;