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
commit 6fdc9f5076