linux-kernel - Re: Commit 0be0ee71 ("fs: properly and reliably lock f_pos in fdget

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Message-ID: <CAHk-=wh6w6U5FgZZXq-Eo8+aH1Y6ffp+Nwr_6GzmuzjVuGXmNw@mail.gmail.com>
Date:   Tue, 26 Nov 2019 12:03:36 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     "Kenneth R. Crudup" <kenny@...ix.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Kirill Smelkov <kirr@...edi.com>
Subject: Re: Commit 0be0ee71 ("fs: properly and reliably lock f_pos in
 fdget_pos()") breaking userspace

On Mon, Nov 25, 2019 at 7:39 PM Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> I think I'll have to revert that trial commit. I'll give it another
> day in case somebody has a better idea, but it looks like it's too
> early to do that nice cleanup as things are now.

I've reverted it for now,

I don't want this problem to cause people to report known bugs during
the merge window. The fact that I saw no issues obviously is just a
matter of my workloads being too simple.

               Linus