Re: [PATCH v7 1/3] x86/mm: Adapt MODULES_END based on Fixmap section size

From: Boris Ostrovsky
Date: Wed Mar 15 2017 - 09:58:33 EST


On 03/14/2017 01:05 PM, Thomas Garnier wrote:
> This patch aligns MODULES_END to the beginning of the Fixmap section.
> It optimizes the space available for both sections. The address is
> pre-computed based on the number of pages required by the Fixmap
> section.
>
> It will allow GDT remapping in the Fixmap section. The current
> MODULES_END static address does not provide enough space for the kernel
> to support a large number of processors.
>
> Signed-off-by: Thomas Garnier <thgarnie@xxxxxxxxxx>

For Xen bits (and to some extent bare-metal):

Reviewed-and-Tested-by: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>