Re: [SLAB] __builtin_return_address use without FRAME_POINTER causes boot failure

Manfred Spraul <[email protected]> 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.

I assume this is due to the now-dropped
slab-leak-detector-give-longer-traces.patch
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• References:
  • [SLAB] __builtin_return_address use without FRAME_POINTER causes boot failure
    • From: Christoph Lameter <[email protected]>
  • Re: [SLAB] __builtin_return_address use without FRAME_POINTER causes boot failure
    • From: Manfred Spraul <[email protected]>

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