diff options
| -rw-r--r-- | include/asm-x86/processor.h | 19 | ||||
| -rw-r--r-- | include/asm-x86/processor_32.h | 17 |
2 files changed, 19 insertions, 17 deletions
diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h index 8d0af7bf090..8b779476688 100644 --- a/include/asm-x86/processor.h +++ b/include/asm-x86/processor.h @@ -78,6 +78,24 @@ static inline void native_set_debugreg(int regno, unsigned long value) } } +/* + * Set IOPL bits in EFLAGS from given mask + */ +static inline void native_set_iopl_mask(unsigned mask) +{ +#ifdef CONFIG_X86_32 + unsigned int reg; + __asm__ __volatile__ ("pushfl;" + "popl %0;" + "andl %1, %0;" + "orl %2, %0;" + "pushl %0;" + "popfl" + : "=&r" (reg) + : "i" (~X86_EFLAGS_IOPL), "r" (mask)); +#endif +} + #ifndef CONFIG_PARAVIRT #define __cpuid native_cpuid @@ -91,6 +109,7 @@ static inline void native_set_debugreg(int regno, unsigned long value) #define set_debugreg(value, register) \ native_set_debugreg(register, value) +#define set_iopl_mask native_set_iopl_mask #endif /* CONFIG_PARAVIRT */ /* diff --git a/include/asm-x86/processor_32.h b/include/asm-x86/processor_32.h index e7fc023cd81..516a38ad2a7 100644 --- a/include/asm-x86/processor_32.h +++ b/include/asm-x86/processor_32.h @@ -455,21 +455,6 @@ static inline void native_load_sp0(struct tss_struct *tss, struct thread_struct wrmsr(MSR_IA32_SYSENTER_CS, thread->sysenter_cs, 0); } } -/* - * Set IOPL bits in EFLAGS from given mask - */ -static inline void native_set_iopl_mask(unsigned mask) -{ - unsigned int reg; - __asm__ __volatile__ ("pushfl;" - "popl %0;" - "andl %1, %0;" - "orl %2, %0;" - "pushl %0;" - "popfl" - : "=&r" (reg) - : "i" (~X86_EFLAGS_IOPL), "r" (mask)); -} #ifdef CONFIG_PARAVIRT #include <asm/paravirt.h> @@ -479,8 +464,6 @@ static inline void load_sp0(struct tss_struct *tss, struct thread_struct *thread { native_load_sp0(tss, thread); } - -#define set_iopl_mask native_set_iopl_mask #endif /* CONFIG_PARAVIRT */ /* generic versions from gas */ |