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-rw-r--r--include/asm-x86/pda.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-x86/pda.h b/include/asm-x86/pda.h
index 80860afffbd..45fd2aee8d6 100644
--- a/include/asm-x86/pda.h
+++ b/include/asm-x86/pda.h
@@ -16,11 +16,9 @@ struct x8664_pda {
unsigned long oldrsp; /* 24 user rsp for system call */
int irqcount; /* 32 Irq nesting counter. Starts -1 */
unsigned int cpunumber; /* 36 Logical CPU number */
-#ifdef CONFIG_CC_STACKPROTECTOR
unsigned long stack_canary; /* 40 stack canary value */
/* gcc-ABI: this canary MUST be at
offset 40!!! */
-#endif
char *irqstackptr;
short nodenumber; /* number of current node (32k max) */
short in_bootmem; /* pda lives in bootmem */
@@ -134,4 +132,6 @@ do { \
#define PDA_STACKOFFSET (5*8)
+#define refresh_stack_canary() write_pda(stack_canary, current->stack_canary)
+
#endif /* ASM_X86__PDA_H */