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6494d708 SG |
1 | /* |
2 | * Copyright (c) 2013 Google, Inc | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | */ | |
6 | ||
7 | #ifndef __DM_UTIL_H | |
b1799fcb | 8 | #define __DM_UTIL_H |
6494d708 SG |
9 | |
10 | void dm_warn(const char *fmt, ...); | |
11 | ||
12 | #ifdef DEBUG | |
13 | void dm_dbg(const char *fmt, ...); | |
14 | #else | |
15 | static inline void dm_dbg(const char *fmt, ...) | |
16 | { | |
17 | } | |
18 | #endif | |
19 | ||
20 | struct list_head; | |
21 | ||
22 | /** | |
23 | * list_count_items() - Count number of items in a list | |
24 | * | |
25 | * @param head: Head of list | |
26 | * @return number of items, or 0 if empty | |
27 | */ | |
28 | int list_count_items(struct list_head *head); | |
29 | ||
30 | #endif |