From: Al Viro Date: Thu, 12 Jan 2006 09:05:53 +0000 (-0800) Subject: [PATCH] m68k: task_stack_page() X-Git-Tag: v2.6.16-rc1~247 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=768595ffba46b101ad54d8775e640fecbe470d9a;p=linux-2.6 [PATCH] m68k: task_stack_page() Signed-off-by: Al Viro Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c index 13d109328a..3f9cb55d03 100644 --- a/arch/m68k/kernel/process.c +++ b/arch/m68k/kernel/process.c @@ -238,10 +238,9 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp, { struct pt_regs * childregs; struct switch_stack * childstack, *stack; - unsigned long stack_offset, *retp; + unsigned long *retp; - stack_offset = THREAD_SIZE - sizeof(struct pt_regs); - childregs = (struct pt_regs *) ((unsigned long) (p->thread_info) + stack_offset); + childregs = (struct pt_regs *) (task_stack_page(p) + THREAD_SIZE) - 1; *childregs = *regs; childregs->d0 = 0; @@ -386,7 +385,7 @@ unsigned long get_wchan(struct task_struct *p) if (!p || p == current || p->state == TASK_RUNNING) return 0; - stack_page = (unsigned long)(p->thread_info); + stack_page = (unsigned long)task_stack_page(p); fp = ((struct switch_stack *)p->thread.ksp)->a6; do { if (fp < stack_page+sizeof(struct thread_info) ||