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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:05:49 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:08:54 -0800
commitc7584fb6b46a71a1aba5e06dc3cc54ce10f0129e (patch)
tree20c405cf083c77418d2f252b64e9d735cb0012f0 /include/asm-s390
parent579b3ea5916d60ade1e04d2a49637e5cbba67eac (diff)
[PATCH] s390: 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/asm-s390')
-rw-r--r--include/asm-s390/elf.h2
-rw-r--r--include/asm-s390/processor.h8
2 files changed, 5 insertions, 5 deletions
diff --git a/include/asm-s390/elf.h b/include/asm-s390/elf.h
index 372d51cccd5..710646e64f7 100644
--- a/include/asm-s390/elf.h
+++ b/include/asm-s390/elf.h
@@ -163,7 +163,7 @@ static inline int dump_regs(struct pt_regs *ptregs, elf_gregset_t *regs)
static inline int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
{
- struct pt_regs *ptregs = __KSTK_PTREGS(tsk);
+ struct pt_regs *ptregs = task_pt_regs(tsk);
memcpy(&regs->psw, &ptregs->psw, sizeof(regs->psw)+sizeof(regs->gprs));
memcpy(regs->acrs, tsk->thread.acrs, sizeof(regs->acrs));
regs->orig_gpr2 = ptregs->orig_gpr2;
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index 4ec652ebb3b..795bfcb95de 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -191,10 +191,10 @@ extern void show_registers(struct pt_regs *regs);
extern void show_trace(struct task_struct *task, unsigned long *sp);
unsigned long get_wchan(struct task_struct *p);
-#define __KSTK_PTREGS(tsk) ((struct pt_regs *) \
- ((unsigned long) tsk->thread_info + THREAD_SIZE - sizeof(struct pt_regs)))
-#define KSTK_EIP(tsk) (__KSTK_PTREGS(tsk)->psw.addr)
-#define KSTK_ESP(tsk) (__KSTK_PTREGS(tsk)->gprs[15])
+#define task_pt_regs(tsk) ((struct pt_regs *) \
+ ((void *)(tsk)->thread_info + THREAD_SIZE) - 1)
+#define KSTK_EIP(tsk) (task_pt_regs(tsk)->psw.addr)
+#define KSTK_ESP(tsk) (task_pt_regs(tsk)->gprs[15])
/*
* Give up the time slice of the virtual PU.