| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Anton Vorontsov | 060287b | 2012-07-09 17:10:41 -0700 | [diff] [blame] | 2 | #ifndef __PSTORE_INTERNAL_H__ |
| 3 | #define __PSTORE_INTERNAL_H__ |
| 4 | |
| Anton Vorontsov | 67a101f | 2012-07-17 11:37:07 -0700 | [diff] [blame] | 5 | #include <linux/types.h> |
| 6 | #include <linux/time.h> |
| Anton Vorontsov | 060287b | 2012-07-09 17:10:41 -0700 | [diff] [blame] | 7 | #include <linux/pstore.h> |
| 8 | |
| David Howells | 349d743 | 2017-07-05 16:24:34 +0100 | [diff] [blame] | 9 | #define PSTORE_DEFAULT_KMSG_BYTES 10240 |
| 10 | extern unsigned long kmsg_bytes; |
| 11 | |
| Anton Vorontsov | 65f8c95 | 2012-07-17 14:26:15 -0700 | [diff] [blame] | 12 | #ifdef CONFIG_PSTORE_FTRACE |
| 13 | extern void pstore_register_ftrace(void); |
| Geliang Tang | ee1d267 | 2015-10-20 00:39:03 -0700 | [diff] [blame] | 14 | extern void pstore_unregister_ftrace(void); |
| Anton Vorontsov | 65f8c95 | 2012-07-17 14:26:15 -0700 | [diff] [blame] | 15 | #else |
| 16 | static inline void pstore_register_ftrace(void) {} |
| Geliang Tang | ee1d267 | 2015-10-20 00:39:03 -0700 | [diff] [blame] | 17 | static inline void pstore_unregister_ftrace(void) {} |
| Anton Vorontsov | 65f8c95 | 2012-07-17 14:26:15 -0700 | [diff] [blame] | 18 | #endif |
| 19 | |
| Mark Salyzyn | 9d5438f | 2015-01-16 16:01:10 -0800 | [diff] [blame] | 20 | #ifdef CONFIG_PSTORE_PMSG |
| 21 | extern void pstore_register_pmsg(void); |
| Geliang Tang | ee1d267 | 2015-10-20 00:39:03 -0700 | [diff] [blame] | 22 | extern void pstore_unregister_pmsg(void); |
| Mark Salyzyn | 9d5438f | 2015-01-16 16:01:10 -0800 | [diff] [blame] | 23 | #else |
| 24 | static inline void pstore_register_pmsg(void) {} |
| Geliang Tang | ee1d267 | 2015-10-20 00:39:03 -0700 | [diff] [blame] | 25 | static inline void pstore_unregister_pmsg(void) {} |
| Mark Salyzyn | 9d5438f | 2015-01-16 16:01:10 -0800 | [diff] [blame] | 26 | #endif |
| 27 | |
| Anton Vorontsov | 060287b | 2012-07-09 17:10:41 -0700 | [diff] [blame] | 28 | extern struct pstore_info *psinfo; |
| 29 | |
| Luck, Tony | 366f7e7 | 2011-03-18 15:33:43 -0700 | [diff] [blame] | 30 | extern void pstore_set_kmsg_bytes(int); |
| Luck, Tony | 6dda926 | 2011-08-11 15:14:39 -0700 | [diff] [blame] | 31 | extern void pstore_get_records(int); |
| Kees Cook | 3a7d2fd | 2017-04-27 15:53:21 -0700 | [diff] [blame] | 32 | extern void pstore_get_backend_records(struct pstore_info *psi, |
| 33 | struct dentry *root, int quiet); |
| 34 | extern int pstore_mkfile(struct dentry *root, |
| 35 | struct pstore_record *record); |
| Geliang Tang | 7e26e9f | 2015-10-22 01:02:33 -0700 | [diff] [blame] | 36 | extern bool pstore_is_mounted(void); |
| Kees Cook | e581ca8 | 2017-05-19 15:10:31 -0700 | [diff] [blame] | 37 | extern void pstore_record_init(struct pstore_record *record, |
| 38 | struct pstore_info *psi); |
| Anton Vorontsov | 060287b | 2012-07-09 17:10:41 -0700 | [diff] [blame] | 39 | |
| 40 | #endif |