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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859/* SPDX-License-Identifier: GPL-2.0 */#ifndef LINUX_KEXEC_INTERNAL_H#define LINUX_KEXEC_INTERNAL_H
#include <linux/kexec.h>
struct kexec_segment;
struct kimage *do_kimage_alloc_init(void);int sanity_check_segment_list(struct kimage *image);void kimage_free_page_list(struct list_head *list);void kimage_free(struct kimage *image);int kimage_load_segment(struct kimage *image, int idx);void kimage_terminate(struct kimage *image);int kimage_is_destination_range(struct kimage *image, unsigned long start, unsigned long end);
/* * Whatever is used to serialize accesses to the kexec_crash_image needs to be * NMI safe, as __crash_kexec() can happen during nmi_panic(), so here we use a * "simple" atomic variable that is acquired with a cmpxchg(). */extern atomic_t __kexec_lock;static inline bool kexec_trylock(void){ int old = 0; return atomic_try_cmpxchg_acquire(&__kexec_lock, &old, 1);}static inline void kexec_unlock(void){ atomic_set_release(&__kexec_lock, 0);}
#ifdef CONFIG_KEXEC_FILE#include <linux/purgatory.h>void kimage_file_post_load_cleanup(struct kimage *image);extern char kexec_purgatory[];extern size_t kexec_purgatory_size;#else /* CONFIG_KEXEC_FILE */static inline void kimage_file_post_load_cleanup(struct kimage *image) { }#endif /* CONFIG_KEXEC_FILE */
struct kexec_buf;
#ifdef CONFIG_KEXEC_HANDOVERint kho_locate_mem_hole(struct kexec_buf *kbuf, int (*func)(struct resource *, void *));int kho_fill_kimage(struct kimage *image);#elsestatic inline int kho_locate_mem_hole(struct kexec_buf *kbuf, int (*func)(struct resource *, void *)){ return 1;}
static inline int kho_fill_kimage(struct kimage *image) { return 0; }#endif /* CONFIG_KEXEC_HANDOVER */#endif /* LINUX_KEXEC_INTERNAL_H */