Re: [patch] tip/x86_64: fix e820 merge issue which broke max_pfn_mapped

[Yinghai Lu]

On Wed, Jul 9, 2008 at 11:50 AM, Suresh Siddha
<suresh.b.siddha@xxxxxxxxx> wrote:
> On Wed, Jul 09, 2008 at 11:47:38AM -0700, Yinghai Lu wrote:
>> On Wed, Jul 9, 2008 at 11:44 AM, Suresh Siddha
>> <suresh.b.siddha@xxxxxxxxx> wrote:
>> > On Wed, Jul 09, 2008 at 11:11:36AM -0700, Jeremy Fitzhardinge wrote:
>> >> Yinghai Lu wrote:
>> >> > try to reduce #ifdef CONFIG_X86_64/32, and make 32/64 at the same page.
>> >> >
>> >> > could be some regression from early_io_remap unifying from jeremy
>> >> >
>> >> > please check attached revert patch.
>> >>
>> >> Could my patch "x86_64: there's no need to preallocate
>> >> level1_fixmap_pgt" be a problem in itself?  It seems sound to me, but
>> >
>> > Yep. Reverting it made my system with 2GB memory boot fine again.
>>
>> only revert that one, or using the big revert patch i sent out.
>
> I reverted just the "x86_64: there's no need to preallocate level1_fixmap_pgt"

can you try to remove
#ifdef CONFIG_X86_32

that will make e820_end return end_of_ram again...

YH
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