nfsd: add more granular locking to *_delegations fault injectors

...instead of relying on the client_mutex.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/fault_inject.c b/fs/nfsd/fault_inject.c
index d4472cd..2479dba 100644
--- a/fs/nfsd/fault_inject.c
+++ b/fs/nfsd/fault_inject.c
@@ -152,19 +152,15 @@
 	},
 	{
 		.file     = "forget_delegations",
-		.get	  = nfsd_inject_get,
-		.set_val  = nfsd_inject_set,
-		.set_clnt = nfsd_inject_set_client,
-		.forget   = nfsd_forget_client_delegations,
-		.print    = nfsd_print_client_delegations,
+		.get	  = nfsd_inject_print_delegations,
+		.set_val  = nfsd_inject_forget_delegations,
+		.set_clnt = nfsd_inject_forget_client_delegations,
 	},
 	{
 		.file     = "recall_delegations",
-		.get	  = nfsd_inject_get,
-		.set_val  = nfsd_inject_set,
-		.set_clnt = nfsd_inject_set_client,
-		.forget   = nfsd_recall_client_delegations,
-		.print    = nfsd_print_client_delegations,
+		.get	  = nfsd_inject_print_delegations,
+		.set_val  = nfsd_inject_recall_delegations,
+		.set_clnt = nfsd_inject_recall_client_delegations,
 	},
 };