From: Peter Oskolkov <posk@google.com>
To: Tao Zhou <tao.zhou@linux.dev>
Cc: Peter Oskolkov <posk@posk.io>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, linux-api@vger.kernel.org,
Paul Turner <pjt@google.com>, Ben Segall <bsegall@google.com>,
Andrei Vagin <avagin@google.com>, Jann Horn <jannh@google.com>,
Thierry Delisle <tdelisle@uwaterloo.ca>
Subject: Re: [PATCH 4/4 v0.5] sched/umcg: add Documentation/userspace-api/umcg.rst
Date: Tue, 14 Sep 2021 09:57:46 -0700 [thread overview]
Message-ID: <CAPNVh5eY68FSWEFwQuqN69rx2gvAn6T04SvV6MA=uEhtdy-Uyw@mail.gmail.com> (raw)
In-Reply-To: <YUDPWnsLRoU8StFi@geo.homenetwork>
On Tue, Sep 14, 2021 at 9:34 AM Tao Zhou <tao.zhou@linux.dev> wrote:
[...]
> > +- worker to worker context switch:
> > + ``W1:RUNNING+W2:IDLE => W1:IDLE+W2:RUNNING``:
> > +
> > + - in the userspace, in the context of W1 running:
> > +
> > + - ``W2:IDLE => W2:RUNNING|LOCKED`` (mark W2 as running)
> > + - ``W1:RUNNING => W1:IDLE|LOCKED`` (mark self as idle)
> > + - ``W2.next_tid := W1.next_tid; S.next_tid := W2.next_tid``
> ^^^^^^^^
> W2.next_tid is a server. S.next_tid should be a worker; say:
>
> S.next_tid := W2.tid
You are definitely right here. I'll fix the doc in the next patchset.
prev parent reply other threads:[~2021-09-14 16:58 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-08 18:49 [PATCH 0/4 v0.5] sched/umcg: RFC UMCG patchset Peter Oskolkov
2021-09-08 18:49 ` [PATCH 1/4 v0.5] sched/umcg: add WF_CURRENT_CPU and externise ttwu Peter Oskolkov
2021-09-08 18:49 ` [PATCH 2/4 v0.5] sched/umcg: RFC: add userspace atomic helpers Peter Oskolkov
2021-09-08 23:38 ` Jann Horn
2021-09-09 1:16 ` Jann Horn
2021-09-09 19:06 ` Peter Oskolkov
2021-09-09 21:20 ` Jann Horn
2021-09-09 22:09 ` Peter Oskolkov
2021-09-09 23:13 ` Jann Horn
2021-09-14 16:52 ` Andy Lutomirski
2021-09-14 18:11 ` Peter Zijlstra
2021-09-14 18:40 ` Andy Lutomirski
2021-09-15 15:42 ` Peter Zijlstra
2021-09-15 16:50 ` Andy Lutomirski
2021-09-15 19:10 ` Peter Zijlstra
2021-09-14 8:07 ` Peter Zijlstra
2021-09-14 16:29 ` Peter Oskolkov
2021-09-14 18:04 ` Peter Zijlstra
2021-09-14 18:15 ` Peter Zijlstra
2021-09-14 18:29 ` Peter Oskolkov
2021-09-14 18:48 ` Peter Oskolkov
2021-09-08 18:49 ` [PATCH 3/4 v0.5] sched/umcg: RFC: implement UMCG syscalls Peter Oskolkov
2021-09-09 1:39 ` Jann Horn
2021-09-14 16:51 ` Peter Oskolkov
2021-09-08 18:49 ` [PATCH 4/4 v0.5] sched/umcg: add Documentation/userspace-api/umcg.rst Peter Oskolkov
2021-09-14 16:35 ` Tao Zhou
2021-09-14 16:57 ` Peter Oskolkov [this message]
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