linux-kernel - Re: clean up address limit helpers

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Message-ID: <CAHk-=wjGjwtgYJvLOd5aO2dWyPsC-6ED2Hthoxm1Eerf-Ahd-w@mail.gmail.com>
Date:   Fri, 10 Jul 2020 08:25:35 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Nick Hu <nickhu@...estech.com>, Greentime Hu <green.hu@...il.com>,
        Vincent Chen <deanbo422@...il.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        linux-riscv@...ts.infradead.org,
        linux-arch <linux-arch@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: clean up address limit helpers

On Fri, Jul 10, 2020 at 6:57 AM Christoph Hellwig <hch@....de> wrote:
>
> in preparation for eventually phasing out direct use of set_fs(), this
> series removes the segment_eq() arch helper that is only used to
> implement or duplicate the uaccess_kernel() API, and then adds
> descriptive helpers to force the kernel address limit.

Ack. All the patches looked like no-ops to me, but with better naming
and clarity.

           Linus