diff options
Diffstat (limited to 'arch/x86/include/asm/pda.h')
| -rw-r--r-- | arch/x86/include/asm/pda.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pda.h b/arch/x86/include/asm/pda.h index c31ca048a90..5976cd803e9 100644 --- a/arch/x86/include/asm/pda.h +++ b/arch/x86/include/asm/pda.h @@ -17,11 +17,9 @@ struct x8664_pda { unsigned long unused4; int unused5; unsigned int unused6; /* 36 was cpunumber */ -#ifdef CONFIG_CC_STACKPROTECTOR unsigned long stack_canary; /* 40 stack canary value */ /* gcc-ABI: this canary MUST be at offset 40!!! */ -#endif short in_bootmem; /* pda lives in bootmem */ } ____cacheline_aligned_in_smp; @@ -42,4 +40,6 @@ extern void pda_init(int); #endif +#define refresh_stack_canary() write_pda(stack_canary, current->stack_canary) + #endif /* _ASM_X86_PDA_H */ |