2 * linux/include/kmsg_dump.h
4 * Copyright (C) 2009 Net Insight AB
6 * Author: Simon Kagstrom <simon.kagstrom@netinsight.net>
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file COPYING in the main directory of this archive
12 #ifndef _LINUX_KMSG_DUMP_H
13 #define _LINUX_KMSG_DUMP_H
15 #include <linux/list.h>
17 enum kmsg_dump_reason {
23 * struct kmsg_dumper - kernel crash message dumper structure
24 * @dump: The callback which gets called on crashes. The buffer is passed
25 * as two sections, where s1 (length l1) contains the older
26 * messages and s2 (length l2) contains the newer.
27 * @list: Entry in the dumper list (private)
28 * @registered: Flag that specifies if this is already registered
31 void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason,
32 const char *s1, unsigned long l1,
33 const char *s2, unsigned long l2);
34 struct list_head list;
39 void kmsg_dump(enum kmsg_dump_reason reason);
41 int kmsg_dump_register(struct kmsg_dumper *dumper);
43 int kmsg_dump_unregister(struct kmsg_dumper *dumper);
45 static inline void kmsg_dump(enum kmsg_dump_reason reason)
49 static inline int kmsg_dump_register(struct kmsg_dumper *dumper)
54 static inline int kmsg_dump_unregister(struct kmsg_dumper *dumper)
60 #endif /* _LINUX_KMSG_DUMP_H */