xref: /linux/drivers/md/dm-log-userspace-transfer.h (revision fd7d598270724cc787982ea48bbe17ad383a8b7f)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2006-2009 Red Hat, Inc.
4  *
5  * This file is released under the LGPL.
6  */
7 
8 #ifndef __DM_LOG_USERSPACE_TRANSFER_H__
9 #define __DM_LOG_USERSPACE_TRANSFER_H__
10 
11 #define DM_MSG_PREFIX "dm-log-userspace"
12 
13 int dm_ulog_tfr_init(void);
14 void dm_ulog_tfr_exit(void);
15 int dm_consult_userspace(const char *uuid, uint64_t luid, int request_type,
16 			 char *data, size_t data_size,
17 			 char *rdata, size_t *rdata_size);
18 
19 #endif /* __DM_LOG_USERSPACE_TRANSFER_H__ */
20