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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:02 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:08:57 -0800
commit0cec6fd1370807f98934e84c9e6147335b81d8a5 (patch)
treeead813727b785ec973ef88158895cca381a25027 /arch/ppc
parentb5e2fc1c6259e6f26bc4ae4de697da1f8da0edec (diff)
[PATCH] powerpc: task_stack_page()
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 'arch/ppc')
-rw-r--r--arch/ppc/kernel/process.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/ppc/kernel/process.c b/arch/ppc/kernel/process.c
index c3555a8f2c8..a76b504299c 100644
--- a/arch/ppc/kernel/process.c
+++ b/arch/ppc/kernel/process.c
@@ -482,7 +482,7 @@ copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
{
struct pt_regs *childregs, *kregs;
extern void ret_from_fork(void);
- unsigned long sp = (unsigned long)p->thread_info + THREAD_SIZE;
+ unsigned long sp = (unsigned long)task_stack_page(p) + THREAD_SIZE;
unsigned long childframe;
CHECK_FULL_REGS(regs);
@@ -702,8 +702,8 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
sp = tsk->thread.ksp;
}
- prev_sp = (unsigned long) (tsk->thread_info + 1);
- stack_top = (unsigned long) tsk->thread_info + THREAD_SIZE;
+ prev_sp = (unsigned long) end_of_stack(tsk);
+ stack_top = (unsigned long) task_stack_page(tsk) + THREAD_SIZE;
while (count < 16 && sp > prev_sp && sp < stack_top && (sp & 3) == 0) {
if (count == 0) {
printk("Call trace:");
@@ -832,7 +832,7 @@ void __init ll_puts(const char *s)
unsigned long get_wchan(struct task_struct *p)
{
unsigned long ip, sp;
- unsigned long stack_page = (unsigned long) p->thread_info;
+ unsigned long stack_page = (unsigned long) task_stack_page(p);
int count = 0;
if (!p || p == current || p->state == TASK_RUNNING)
return 0;