Re: [bug] SLUB + mm/slab.c boot crash in -rc9

[Ingo Molnar]

* Ingo Molnar <mingo@xxxxxxx> wrote:

> - we have a special loop for highmem pages in arch/x86/mm/init_32.c,
>   set_highmem_pages_init(). This just goes through the PFNs one by one 
>   and does an explicit __free_page() on all RAM pages that are in the 
>   mem_map[] and which are non-reserved.
> 
> and that's it roughly.

btw., highmem shouldnt matter because it does not influence how we 
allocate our key data structures.

i confirmed that by turning set_highmem_pages_init() into a NOP - the 
kernel still crashed with just lowmem memory being around.

	Ingo
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