diff options
Diffstat (limited to 'arch/s390/include/asm/arch-stackprotector.h')
| -rw-r--r-- | arch/s390/include/asm/arch-stackprotector.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/s390/include/asm/arch-stackprotector.h b/arch/s390/include/asm/arch-stackprotector.h new file mode 100644 index 000000000000..953627259e91 --- /dev/null +++ b/arch/s390/include/asm/arch-stackprotector.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _ASM_S390_ARCH_STACKPROTECTOR_H +#define _ASM_S390_ARCH_STACKPROTECTOR_H + +extern unsigned long __stack_chk_guard; +extern int stack_protector_debug; + +void __stack_protector_apply_early(unsigned long kernel_start); +int __stack_protector_apply(unsigned long *start, unsigned long *end, unsigned long kernel_start); + +static inline void stack_protector_apply_early(unsigned long kernel_start) +{ + if (IS_ENABLED(CONFIG_STACKPROTECTOR)) + __stack_protector_apply_early(kernel_start); +} + +static inline int stack_protector_apply(unsigned long *start, unsigned long *end) +{ + if (IS_ENABLED(CONFIG_STACKPROTECTOR)) + return __stack_protector_apply(start, end, 0); + return 0; +} + +#endif /* _ASM_S390_ARCH_STACKPROTECTOR_H */ |