On Mon, Aug 08, 2005 at 11:37:18PM +0200 Manfred Spraul wrote:
> Christoph Lameter wrote:
>
> >I kept getting boot failures in the slab allocator. The failure goes
> >away if one is setting CONFIG_FRAME_POINTER. Seems that
> >CONFIG_DEBUG_SLAB implies the use of __buildin_return_address() which
> >needs the framepointer.
> >
> >
> >
> Very odd. __builtin_return_address(1) needs frame pointers, but slab
> only uses __builtin_return_addresse(0), which should always work.
>
My fault, I introduced a debugging patch (i think i cc'ed you on it)
which used __builtin_return_address([12]) to save traces of who the
caller of an object is.
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