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SubjectRe: [BUGFIX][PATCH 1/2] x86, mem: separate x86_64 vmalloc_sync_all() into separate functions
Date
Haicheng Li <haicheng.li@linux.intel.com> writes:

> hello,
>
> Resend these two patches for bug fixing:
>
> The bug is that when memory hotplug-adding happens for a large enough area that a new PGD entry is
> needed for the direct mapping, the PGDs of other processes would not get updated. This leads to some
> CPUs oopsing when they have to access the unmapped areas, e.g. onlining CPUs on the new added node.

The patches look good to me. Can we please move forward with this?

Reviewed-by: Andi Kleen <ak@linux.intel.com>

-Andi

--
ak@linux.intel.com -- Speaking for myself only.


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