linux-kernel - Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]

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Message-ID: <CAHk-=wjEa5oNcQ9+9fai1Awqktf+hzz_HZmChi8HZJWcL62+Cw@mail.gmail.com>
Date:   Fri, 6 Dec 2019 17:03:40 -0800
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Johannes Hirte <johannes.hirte@...enkhaos.de>
Cc:     David Howells <dhowells@...hat.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Nicolas Dichtel <nicolas.dichtel@...nd.com>, raven@...maw.net,
        Christian Brauner <christian@...uner.io>,
        keyrings@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-block <linux-block@...r.kernel.org>,
        LSM List <linux-security-module@...r.kernel.org>,
        linux-fsdevel <linux-fsdevel@...r.kernel.org>,
        Linux API <linux-api@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring,
 not cursor and length [ver #2]

On Fri, Dec 6, 2019 at 4:00 PM Johannes Hirte
<johannes.hirte@...enkhaos.de> wrote:
>
> Tested with 5.4.0-11505-g347f56fb3890 and still the same wrong behavior.

Ok, we'll continue looking.

That said, your version string is strange.

Commit 347f56fb3890 should be  "v5.4.0-13174-g347f56fb3890", the fact
that you have "11505" confuses me.

The hash is what matters, but I wonder what is going on that you have
the commit count in that version string so wrong.

                   Linus