From: Stephen Hemminger <firstname.lastname@example.org>
To: David Marchand <email@example.com>
Cc: Bruce Richardson <firstname.lastname@example.org>, dev <email@example.com>
Subject: Re: [dpdk-dev] [PATCH] eal: support using 0 as coremask for no-affinitization
Date: Wed, 14 Apr 2021 09:29:38 -0700 [thread overview]
Message-ID: <firstname.lastname@example.org> (raw)
On Wed, 14 Apr 2021 18:15:34 +0200
David Marchand <email@example.com> wrote:
> On Tue, Feb 16, 2021 at 10:52 AM Bruce Richardson
> <firstname.lastname@example.org> wrote:
> > On Tue, Feb 16, 2021 at 09:43:00AM +0000, Bruce Richardson wrote:
> > > Allow the user to specify that they don't want any core pinning from DPDK
> > > by passing in the coremask of 0.
> > > ---
> > Apologies, missed my signoff, will add in V2, but will wait for feedback on
> > this V1 first.
> I did not see a v2, is this still for 21.05?
> What are the usecases for this feature?
> I could think of using this in combination with external threads in
> applications like OVS... ?
It would cause lots of DPDK applications to discover the problems with
preemption and priority inversion with DPDK spinlocks...
next prev parent reply other threads:[~2021-04-14 16:33 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-16 9:43 [dpdk-dev] [PATCH] eal: support using 0 as coremask for no-affinitization Bruce Richardson
2021-02-16 9:51 ` Bruce Richardson
2021-04-14 16:15 ` David Marchand
2021-04-14 16:29 ` Stephen Hemminger [this message]
2021-04-14 17:02 ` Bruce Richardson
2021-04-14 16:55 ` Bruce Richardson
2021-02-16 10:36 ` Burakov, Anatoly
2021-02-16 10:46 ` Bruce Richardson
2021-02-16 10:52 ` Burakov, Anatoly
2021-02-16 17:22 ` Van Haaren, Harry
2021-02-16 17:30 ` Bruce Richardson
2021-02-16 17:44 ` Van Haaren, Harry
2021-02-17 12:09 ` Burakov, Anatoly
2021-02-17 12:14 ` Van Haaren, Harry
2021-02-17 13:26 ` Bruce Richardson
2021-02-17 13:37 ` Burakov, Anatoly
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