[PATCH] i386: 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/i386/kernel/process.c b/arch/i386/kernel/process.c
index 3d7e0c8..2185377 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -771,7 +771,7 @@
int count = 0;
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);
esp = p->thread.esp;
if (!stack_page || esp < stack_page || esp > top_esp+stack_page)
return 0;
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h
index 29ad87e..feca5d9 100644
--- a/include/asm-i386/processor.h
+++ b/include/asm-i386/processor.h
@@ -574,7 +574,7 @@
#define task_pt_regs(task) \
({ \
struct pt_regs *__regs__; \
- __regs__ = (struct pt_regs *)(KSTK_TOP((task)->thread_info)-8); \
+ __regs__ = (struct pt_regs *)(KSTK_TOP(task_stack_page(task))-8); \
__regs__ - 1; \
})
