diff options
Diffstat (limited to 'arch/x86/include/asm/ia32.h')
-rw-r--r-- | arch/x86/include/asm/ia32.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h index 5a2ae24b1204..c7ef6ea2fa99 100644 --- a/arch/x86/include/asm/ia32.h +++ b/arch/x86/include/asm/ia32.h @@ -2,7 +2,6 @@ #ifndef _ASM_X86_IA32_H #define _ASM_X86_IA32_H - #ifdef CONFIG_IA32_EMULATION #include <linux/compat.h> @@ -75,6 +74,11 @@ static inline bool ia32_enabled(void) return __ia32_enabled; } +static inline void ia32_disable(void) +{ + __ia32_enabled = false; +} + #else /* !CONFIG_IA32_EMULATION */ static inline bool ia32_enabled(void) @@ -82,6 +86,18 @@ static inline bool ia32_enabled(void) return IS_ENABLED(CONFIG_X86_32); } +static inline void ia32_disable(void) {} + #endif +static inline bool ia32_enabled_verbose(void) +{ + bool enabled = ia32_enabled(); + + if (IS_ENABLED(CONFIG_IA32_EMULATION) && !enabled) + pr_notice_once("32-bit emulation disabled. You can reenable with ia32_emulation=on\n"); + + return enabled; +} + #endif /* _ASM_X86_IA32_H */ |