1#ifndef LINUX_CRASH_DUMP_H 2#define LINUX_CRASH_DUMP_H 3 4#ifdef CONFIG_CRASH_DUMP 5#include <linux/kexec.h> 6#include <linux/smp_lock.h> 7#include <linux/device.h> 8#include <linux/proc_fs.h> 9 10#define ELFCORE_ADDR_MAX (-1ULL) 11extern unsigned long long elfcorehdr_addr; 12extern ssize_t copy_oldmem_page(unsigned long, char *, size_t, 13 unsigned long, int); 14extern const struct file_operations proc_vmcore_operations; 15extern struct proc_dir_entry *proc_vmcore; 16 17/* Architecture code defines this if there are other possible ELF 18 * machine types, e.g. on bi-arch capable hardware. */ 19#ifndef vmcore_elf_check_arch_cross 20#define vmcore_elf_check_arch_cross(x) 0 21#endif 22 23#define vmcore_elf_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x)) 24 25#endif /* CONFIG_CRASH_DUMP */ 26#endif /* LINUX_CRASHDUMP_H */ 27