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

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To: Johannes Hirte <johannes.hirte@xxxxxxxxxxxxx>
Subject: Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
From: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Date: Fri, 6 Dec 2019 17:03:40 -0800
Cc: David Howells <dhowells@xxxxxxxxxx>, Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>, raven@xxxxxxxxxx, Christian Brauner <christian@xxxxxxxxxx>, keyrings@xxxxxxxxxxxxxxx, linux-usb@xxxxxxxxxxxxxxx, linux-block <linux-block@xxxxxxxxxxxxxxx>, LSM List <linux-security-module@xxxxxxxxxxxxxxx>, linux-fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>, Linux API <linux-api@xxxxxxxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>
In-reply-to: <20191207000015.GA1757@latitude>
References: <157186182463.3995.13922458878706311997.stgit@warthog.procyon.org.uk> <157186186167.3995.7568100174393739543.stgit@warthog.procyon.org.uk> <20191206214725.GA2108@latitude> <CAHk-=wga0MPEH5hsesi4Cy+fgaaKENMYpbg2kK8UA0qE3iupgw@mail.gmail.com> <20191207000015.GA1757@latitude>

On Fri, Dec 6, 2019 at 4:00 PM Johannes Hirte
<johannes.hirte@xxxxxxxxxxxxx> 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

Follow-Ups:
- Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
  - From: Johannes Hirte

References:
- [RFC PATCH 00/10] pipe: Notification queue preparation [ver #2]
  - From: David Howells
- [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
  - From: David Howells
- Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
  - From: Johannes Hirte
- Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
  - From: Linus Torvalds
- Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2]
  - From: Johannes Hirte

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