Re: [PATCH 2/3] x86, mm: Don't clear page table if next range is ram

[Yinghai Lu]

On Wed, Oct 10, 2012 at 6:41 AM, Konrad Rzeszutek Wilk
<konrad@xxxxxxxxxx> wrote:
> On Tue, Oct 09, 2012 at 06:00:12PM -0700, Yinghai Lu wrote:
>> On Tue, Oct 9, 2012 at 8:46 AM, Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx> wrote:
>> >> +                         !e820_any_mapped(addr & PAGE_MASK, next, 0))
>> >
>> > What is the 0 parameter for?
>>
>> any type
>
> OK, which means that it either should have a #define for it, or at least
> a comment, like:
>
> 0 /* any type */
>
> as this would make it clear at first glance what it is - without having
> to dive in e820_any_mapped function to determine that.

yes, we should add E820_ANY_TYPE. and update e820_any_mapped to use it.

will address that later in another patch.
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