From: Al Viro <viro@ftp.linux.org.uk>
Date: Thu, 12 Jan 2006 09:05:54 +0000 (-0800)
Subject: [PATCH] m68knommu: task_stack_page()
X-Git-Tag: v2.6.16-rc1~246
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=513091ba7e4a8b498632d7913ff9408ebbca6235;p=linux-2.6

[PATCH] m68knommu: 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>
---

diff --git a/arch/m68knommu/kernel/process.c b/arch/m68knommu/kernel/process.c
index 8b3cf57ba7..99bf438247 100644
--- a/arch/m68knommu/kernel/process.c
+++ b/arch/m68knommu/kernel/process.c
@@ -198,10 +198,9 @@ int copy_thread(int nr, unsigned long clone_flags,
 {
 	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;