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sh: provide user_stack_pointer(), needed for tracehook support. 

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2008-09-12 22:11:36 +09:00
parent f8b890ab4c
commit 9996b42ac0
2 changed files with 4 additions and 0 deletions
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2
arch/sh/include/asm/processor_32.h
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@ -199,6 +199,8 @@ extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15]) #define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15])
#define user_stack_pointer(regs) ((regs)->regs[15])
#define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory") #define cpu_sleep() __asm__ __volatile__ ("sleep" : : : "memory")
#define cpu_relax() barrier() #define cpu_relax() barrier()

2
arch/sh/include/asm/processor_64.h
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@ -267,6 +267,8 @@ extern unsigned long get_wchan(struct task_struct *p);
#define KSTK_EIP(tsk) ((tsk)->thread.pc) #define KSTK_EIP(tsk) ((tsk)->thread.pc)
#define KSTK_ESP(tsk) ((tsk)->thread.sp) #define KSTK_ESP(tsk) ((tsk)->thread.sp)
#define user_stack_pointer(regs) ((regs)->sp)
#define cpu_relax() barrier() #define cpu_relax() barrier()
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */