path: root/kernel/kexec_internal.h (plain)
blob: 0a52315d9c626abf5e17db2b348291e09efb6e15

1	#ifndef LINUX_KEXEC_INTERNAL_H
2	#define LINUX_KEXEC_INTERNAL_H
3
4	#include <linux/kexec.h>
5
6	struct kimage *do_kimage_alloc_init(void);
7	int sanity_check_segment_list(struct kimage *image);
8	void kimage_free_page_list(struct list_head *list);
9	void kimage_free(struct kimage *image);
10	int kimage_load_segment(struct kimage *image, struct kexec_segment *segment);
11	void kimage_terminate(struct kimage *image);
12	int kimage_is_destination_range(struct kimage *image,
13	unsigned long start, unsigned long end);
14
15	extern struct mutex kexec_mutex;
16
17	#ifdef CONFIG_KEXEC_FILE
18	struct kexec_sha_region {
19	unsigned long start;
20	unsigned long len;
21	};
22
23	/*
24	* Keeps track of buffer parameters as provided by caller for requesting
25	* memory placement of buffer.
26	*/
27	struct kexec_buf {
28	struct kimage *image;
29	char *buffer;
30	unsigned long bufsz;
31	unsigned long mem;
32	unsigned long memsz;
33	unsigned long buf_align;
34	unsigned long buf_min;
35	unsigned long buf_max;
36	bool top_down; /* allocate from top of memory hole */
37	};
38
39	void kimage_file_post_load_cleanup(struct kimage *image);
40	#else /* CONFIG_KEXEC_FILE */
41	static inline void kimage_file_post_load_cleanup(struct kimage *image) { }
42	#endif /* CONFIG_KEXEC_FILE */
43	#endif /* LINUX_KEXEC_INTERNAL_H */
44