diff options
Diffstat (limited to 'arch/x86/include/asm/thread_info.h')
| -rw-r--r-- | arch/x86/include/asm/thread_info.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index b4bdec3e9..225ee545e 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -177,8 +177,6 @@ struct thread_info { */ #ifndef __ASSEMBLY__ -DECLARE_PER_CPU(unsigned long, kernel_stack); - static inline struct thread_info *current_thread_info(void) { return (struct thread_info *)(current_top_of_stack() - THREAD_SIZE); @@ -197,9 +195,13 @@ static inline unsigned long current_stack_pointer(void) #else /* !__ASSEMBLY__ */ +#ifdef CONFIG_X86_64 +# define cpu_current_top_of_stack (cpu_tss + TSS_sp0) +#endif + /* Load thread_info address into "reg" */ #define GET_THREAD_INFO(reg) \ - _ASM_MOV PER_CPU_VAR(kernel_stack),reg ; \ + _ASM_MOV PER_CPU_VAR(cpu_current_top_of_stack),reg ; \ _ASM_SUB $(THREAD_SIZE),reg ; /* |