Messages in this thread | | | Date | Tue, 15 Apr 2008 22:28:05 +0200 | From | Ingo Molnar <> | Subject | Re: [bug] SLUB + mm/slab.c boot crash in -rc9 |
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* Ingo Molnar <mingo@elte.hu> 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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