diff options
| author | Al Viro <viro@ftp.linux.org.uk> | 2006-01-12 01:05:38 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-12 09:08:51 -0800 |
| commit | bb049232fa8fe08c90b182f378eed5017da5235c (patch) | |
| tree | b8a71968d4acedf35081986584c6f24c21c68b65 /include | |
| parent | e4f17c436f8e4241995c2531372be8dd7ea6ff75 (diff) | |
[PATCH] amd64: task_pt_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-x86_64/compat.h | 2 | ||||
| -rw-r--r-- | include/asm-x86_64/processor.h | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/include/asm-x86_64/compat.h b/include/asm-x86_64/compat.h index 3863a7da372..b37ab8218ef 100644 --- a/include/asm-x86_64/compat.h +++ b/include/asm-x86_64/compat.h @@ -198,7 +198,7 @@ static inline compat_uptr_t ptr_to_compat(void __user *uptr) static __inline__ void __user *compat_alloc_user_space(long len) { - struct pt_regs *regs = (void *)current->thread.rsp0 - sizeof(struct pt_regs); + struct pt_regs *regs = task_pt_regs(current); return (void __user *)regs->rsp - len; } diff --git a/include/asm-x86_64/processor.h b/include/asm-x86_64/processor.h index 394dd729752..87a282b1043 100644 --- a/include/asm-x86_64/processor.h +++ b/include/asm-x86_64/processor.h @@ -321,8 +321,8 @@ extern long kernel_thread(int (*fn)(void *), void * arg, unsigned long flags); #define thread_saved_pc(t) (*(unsigned long *)((t)->thread.rsp - 8)) extern unsigned long get_wchan(struct task_struct *p); -#define KSTK_EIP(tsk) \ - (((struct pt_regs *)(tsk->thread.rsp0 - sizeof(struct pt_regs)))->rip) +#define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.rsp0 - 1) +#define KSTK_EIP(tsk) (task_pt_regs(tsk)->rip) #define KSTK_ESP(tsk) -1 /* sorry. doesn't work for syscall. */ |