1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_X86_PURGATORY_H 3 #define _ASM_X86_PURGATORY_H 4 5 #ifndef __ASSEMBLY__ 6 #include <linux/purgatory.h> 7 8 extern void purgatory(void); 9 /* 10 * These forward declarations serve two purposes: 11 * 12 * 1) Make sparse happy when checking arch/purgatory 13 * 2) Document that these are required to be global so the symbol 14 * lookup in kexec works 15 */ 16 extern unsigned long purgatory_backup_dest; 17 extern unsigned long purgatory_backup_src; 18 extern unsigned long purgatory_backup_sz; 19 #endif /* __ASSEMBLY__ */ 20 21 #endif /* _ASM_PURGATORY_H */ 22