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

From
Boris Ostrovsky <boris.ostrovsky@oracle.com>
Date
2017-03-15 13:58:32
Also in
kvm, linux-efi, linux-mm, lkml
Reply to
Thomas Garnier, 2017-03-14
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 <redacted>
For Xen bits (and to some extent bare-metal):

Reviewed-and-Tested-by: Boris Ostrovsky [off-list ref]


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Thread (9 messages) 9 messages, 4 authors, last reply 2017-03-17
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