diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86/cpufeature.h | 4 | ||||
| -rw-r--r-- | include/asm-x86/processor.h | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-x86/cpufeature.h b/include/asm-x86/cpufeature.h index 29727bf0e17..b8f53f869e1 100644 --- a/include/asm-x86/cpufeature.h +++ b/include/asm-x86/cpufeature.h @@ -131,6 +131,10 @@ #define set_cpu_cap(c, bit) set_bit(bit, (unsigned long *)((c)->x86_capability)) #define clear_cpu_cap(c, bit) clear_bit(bit, (unsigned long *)((c)->x86_capability)) +#define setup_clear_cpu_cap(bit) do { \ + clear_cpu_cap(&boot_cpu_data, bit); \ + set_bit(bit, cleared_cpu_caps); \ +} while (0) #define cpu_has_fpu boot_cpu_has(X86_FEATURE_FPU) #define cpu_has_vme boot_cpu_has(X86_FEATURE_VME) diff --git a/include/asm-x86/processor.h b/include/asm-x86/processor.h index 81ecfed83e4..ab4d0c2a3f8 100644 --- a/include/asm-x86/processor.h +++ b/include/asm-x86/processor.h @@ -118,6 +118,7 @@ struct cpuinfo_x86 { extern struct cpuinfo_x86 boot_cpu_data; extern struct cpuinfo_x86 new_cpu_data; extern struct tss_struct doublefault_tss; +extern __u32 cleared_cpu_caps[NCAPINTS]; #ifdef CONFIG_SMP DECLARE_PER_CPU(struct cpuinfo_x86, cpu_info); |