Re: [PATCH] arm64/mm: remove unnecessary boundary check

From: Catalin Marinas
Date: Fri Feb 26 2016 - 08:44:56 EST


On Thu, Feb 25, 2016 at 11:44:34AM +0800, miles.chen@xxxxxxxxxxxx wrote:
> From: Miles Chen <miles.chen@xxxxxxxxxxxx>
>
> Remove the unnecessary boundary check since there is a huge
> gap between user and kernel address that they would never overlap.
> (arm64 does not have enough levels of page tables to cover 64-bit
> virtual address)
>
> See Documentation/arm64/memory.txt
>
> Signed-off-by: Miles Chen <miles.chen@xxxxxxxxxxxx>

Applied. Thanks.

--
Catalin