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powerpc: Fix support for latencytop 

We need to pass the kernel stack pointer instead of the user space
stack pointer in save_stack_trace_tsk().

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Arnd Bergmann 2008-07-17 08:12:25 +10:00 committed by Benjamin Herrenschmidt
parent 72e82dcd1f
commit 6fdc9f5076
1 changed files with 1 additions and 1 deletions
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2
arch/powerpc/kernel/stacktrace.c
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@ -59,6 +59,6 @@ EXPORT_SYMBOL_GPL(save_stack_trace);
void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
{
save_context_stack(trace, tsk->thread.regs->gpr[1], tsk, 0);
save_context_stack(trace, tsk->thread.ksp, tsk, 0);
}
EXPORT_SYMBOL_GPL(save_stack_trace_tsk);