1 files changed, 52 insertions, 0 deletions

diff --git a/fs/afs/kafsasyncd.h b/fs/afs/kafsasyncd.h
new file mode 100644
index 000000000000..791803f9a6fb
--- /dev/null
+++ b/fs/afs/kafsasyncd.h
@@ -0,0 +1,52 @@
+/* kafsasyncd.h: AFS asynchronous operation daemon
+ *
+ * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _LINUX_AFS_KAFSASYNCD_H
+#define _LINUX_AFS_KAFSASYNCD_H
+
+#include "types.h"
+
+struct afs_async_op;
+
+struct afs_async_op_ops {
+        void (*attend)(struct afs_async_op *op);
+        void (*discard)(struct afs_async_op *op);
+};
+
+/*****************************************************************************/
+/*
+ * asynchronous operation record
+ */
+struct afs_async_op
+{
+        struct list_head                link;
+        struct afs_server               *server;        /* server being contacted */
+        struct rxrpc_call               *call;          /* RxRPC call performing op */
+        wait_queue_t                    waiter;         /* wait queue for kafsasyncd */
+        const struct afs_async_op_ops   *ops;           /* operations */
+};
+
+static inline void afs_async_op_init(struct afs_async_op *op,
+                                     const struct afs_async_op_ops *ops)
+{
+        INIT_LIST_HEAD(&op->link);
+        op->call = NULL;
+        op->ops = ops;
+}
+
+extern int afs_kafsasyncd_start(void);
+extern void afs_kafsasyncd_stop(void);
+
+extern void afs_kafsasyncd_begin_op(struct afs_async_op *op);
+extern void afs_kafsasyncd_attend_op(struct afs_async_op *op);
+extern void afs_kafsasyncd_terminate_op(struct afs_async_op *op);
+
+#endif /* _LINUX_AFS_KAFSASYNCD_H */