From 9887a1fcddef1386d3387edf6497d08670460edb Mon Sep 17 00:00:00 2001 From: Heiko Carstens Date: Wed, 12 Jan 2011 09:55:28 +0100 Subject: [S390] Randomize lower bits of stack address Randomize the lower bits of the stack address like x86 and powerpc. Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky --- arch/s390/include/asm/system.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/s390/include/asm/system.h') diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h index 6710b0eac165..8f8d759f6a7b 100644 --- a/arch/s390/include/asm/system.h +++ b/arch/s390/include/asm/system.h @@ -449,7 +449,7 @@ extern void (*_machine_restart)(char *command); extern void (*_machine_halt)(void); extern void (*_machine_power_off)(void); -#define arch_align_stack(x) (x) +extern unsigned long arch_align_stack(unsigned long sp); static inline int tprot(unsigned long addr) { -- cgit v1.2.3