Re: [PATCHv5 07/12] x86/mm: Reserve unaccepted memory bitmap

Borislav Petkov
2022-05-04T11:04:50Z

On Mon, Apr 25, 2022 at 06:39:29AM +0300, Kirill A. Shutemov wrote:
> A given page of memory can only be accepted once. The kernel has a need

s/has a need to/has to/

> to accept memory both in the early decompression stage and during normal
> runtime.
>
> A bitmap used to communicate the acceptance state of each page between the
^
is

> decompression stage and normal runtime.
>
> boot_params is used to communicate location of the bitmap through out

throughout

> the boot. The bitmap is allocated and initially populated in EFI stub.
> Decompression stage accepts pages required for kernel/initrd and mark

marks

> these pages accordingly in the bitmap. The main kernel picks up the
> bitmap from the same boot_params and uses it to determinate what has to

determine

> be accepted on allocation.
>
> In the runtime kernel, reserve the bitmap's memory to ensure nothing
> overwrites it.
>
> The size of bitmap is determinated with e820__end_of_ram_pfn() which

Unknown word [determinated] in commit message.
Suggestions: ['determinate', 'determined', 'terminated', 'determinant']

--
Regards/Gruss,
Boris.