1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef LINUX_KEXEC_INTERNAL_H
3 #define LINUX_KEXEC_INTERNAL_H
4
5 #include <linux/kexec.h>
6
7 struct kexec_segment;
8
9 struct kimage *do_kimage_alloc_init(void);
10 int sanity_check_segment_list(struct kimage *i
11 void kimage_free_page_list(struct list_head *l
12 void kimage_free(struct kimage *image);
13 int kimage_load_segment(struct kimage *image,
14 void kimage_terminate(struct kimage *image);
15 int kimage_is_destination_range(struct kimage
16 unsigned long
17
18 /*
19 * Whatever is used to serialize accesses to t
20 * NMI safe, as __crash_kexec() can happen dur
21 * "simple" atomic variable that is acquired w
22 */
23 extern atomic_t __kexec_lock;
24 static inline bool kexec_trylock(void)
25 {
26 return atomic_cmpxchg_acquire(&__kexec
27 }
28 static inline void kexec_unlock(void)
29 {
30 atomic_set_release(&__kexec_lock, 0);
31 }
32
33 #ifdef CONFIG_KEXEC_FILE
34 #include <linux/purgatory.h>
35 void kimage_file_post_load_cleanup(struct kima
36 extern char kexec_purgatory[];
37 extern size_t kexec_purgatory_size;
38 #else /* CONFIG_KEXEC_FILE */
39 static inline void kimage_file_post_load_clean
40 #endif /* CONFIG_KEXEC_FILE */
41 #endif /* LINUX_KEXEC_INTERNAL_H */
42
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