diff options
Diffstat (limited to 'arch/powerpc/include/asm/kfence.h')
| -rw-r--r-- | arch/powerpc/include/asm/kfence.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/kfence.h b/arch/powerpc/include/asm/kfence.h index 6fd2b4d486c5..1f7cab58ab2c 100644 --- a/arch/powerpc/include/asm/kfence.h +++ b/arch/powerpc/include/asm/kfence.h @@ -15,15 +15,28 @@ #define ARCH_FUNC_PREFIX "." #endif +extern bool kfence_early_init; +extern bool kfence_disabled; + +static inline void disable_kfence(void) +{ + kfence_disabled = true; +} + static inline bool arch_kfence_init_pool(void) { - return true; + return !kfence_disabled; +} + +static inline bool kfence_early_init_enabled(void) +{ + return IS_ENABLED(CONFIG_KFENCE) && kfence_early_init; } #ifdef CONFIG_PPC64 static inline bool kfence_protect_page(unsigned long addr, bool protect) { - struct page *page = virt_to_page(addr); + struct page *page = virt_to_page((void *)addr); __kernel_map_pages(page, 1, !protect); |