[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>
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@ -771,7 +771,7 @@ unsigned long get_wchan(struct task_struct *p)
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int count = 0;
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if (!p || p == current || p->state == TASK_RUNNING)
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return 0;
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stack_page = (unsigned long)p->thread_info;
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stack_page = (unsigned long)task_stack_page(p);
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esp = p->thread.esp;
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if (!stack_page || esp < stack_page || esp > top_esp+stack_page)
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return 0;
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@ -574,7 +574,7 @@ unsigned long get_wchan(struct task_struct *p);
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#define task_pt_regs(task) \
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({ \
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struct pt_regs *__regs__; \
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__regs__ = (struct pt_regs *)(KSTK_TOP((task)->thread_info)-8); \
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__regs__ = (struct pt_regs *)(KSTK_TOP(task_stack_page(task))-8); \
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__regs__ - 1; \
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})
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