Re: [PATCH V6] x86/mm: Tracking linear mapping split events

From: Dave Hansen
Date: Mon Feb 08 2021 - 18:31:04 EST


On 1/28/21 3:34 PM, Saravanan D wrote:
>
> One of the many lasting sources of direct hugepage splits is kernel
> tracing (kprobes, tracepoints).
>
> Note that the kernel's code segment [512 MB] points to the same
> physical addresses that have been already mapped in the kernel's
> direct mapping range.

Looks fine to me:

Acked-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>