Re: 2.6.10-rc2-mm2 crashes in early boot

[Dave Hansen]

On Fri, 2004-11-19 at 16:03, Dave Hansen wrote:
> I enabled crashdump on 2.6.10-rc2-mm2 with CONFIG_SMP=y and hit the bug
> in smp_alloc_memory() because trampoline_base was allocated too high. 
> It needs to be below 0x9F000 and crash_reserve_bootmem() reserves
> everything below 0xa0000.  I'm not sure how this ever worked with SMP.  
> 
> Here's my .config: http://sprucegoose.sr71.net/~dave/lkcd-config
> 
> Commenting out the following line makes it boot:
> 
> static inline void crash_reserve_bootmem(void)
> {
>         if (!dump_enabled) {
> ------->        reserve_bootmem(0, CRASH_RELOCATE_SIZE);
>                 reserve_bootmem(CRASH_BACKUP_BASE,
>                         CRASH_BACKUP_SIZE + CRASH_RELOCATE_SIZE + PAGE_SIZE);
>         }
> }

OK, found the patch:

http://marc.theaimsgroup.com/?l=linux-kernel&m=110078720123943&w=2

Do we really still need the CRASH_RELOCATE_SIZE #define?  What is it
there for?

-- Dave

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