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Diffstat (limited to 'fs/afs/kafsasyncd.h')
| -rw-r--r-- | fs/afs/kafsasyncd.h | 52 |
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 */ |