Re: [PATCH V3] ia64/mm: fix a bad_page bug when crash kernel booting

Xishi Qiu
2013-02-20T01:38:16Z

On 2013/2/20 5:56, Tony Luck wrote:

> Foolishly sent an earlier reply from Outlook which appears
> to have mangled/lost it. Trying again ...
>
>> In efi_init() memory aligns in IA64_GRANULE_SIZE(16M). If set "crashkernel\x1024M-:600M"
>
> Is this where the real problem begins? Should we insist that users

Hi Tony, I think this is the real problem begins and it only appears when use Sparse-Memory.

> provide crashkernel
> parameters rounded to GRANULE boundaries?
>

Seems like a good idea, should we modify "\linux\Documentation\kernel-parameters.txt"?

Thanks,
Xishi Qiu

> -Tony
>