From: Florian Weimer <fweimer@redhat.com>
To: Torvald Riegel <triegel@redhat.com>
Cc: Carlos O'Donell <carlos@redhat.com>,
"H.J. Lu" <hjl.tools@gmail.com>,
Szabolcs Nagy <Szabolcs.Nagy@arm.com>,
libc-alpha <libc-alpha@sourceware.org>
Subject: Re: [PATCH] NUMA spinlock [BZ #23962]
Date: Tue, 15 Jan 2019 12:17:00 -0000 [thread overview]
Message-ID: <87pnsy5d3z.fsf@oldenburg2.str.redhat.com> (raw)
In-Reply-To: <61a67a7893382e9db29fe108272da8f9b8924186.camel@redhat.com> (Torvald Riegel's message of "Tue, 15 Jan 2019 13:01:49 +0100")
* Torvald Riegel:
> What I mean is that applications would have to want to use locks provided
> by tbb, whether those are locks/mutexes that exist in tbb today or a new
> API that would be added.
>
> Put differently, I'm not optimistic about tbb being a good way to get
> feedback.
Do you want to run existing workloads with a new mutex implementation?
Then we can't add new flags or change ABI in any way and would have to
use a tunable. And to get feedback, we would have to make the new
implementation the default, with a tunable to get back the old
implementation.
Thanks,
Florian
next prev parent reply other threads:[~2019-01-15 12:17 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-26 9:51 Ma Ling
2019-01-03 4:05 ` 马凌(彦军)
[not found] ` <0a474516-b8c8-48cf-aeea-e57c77b78cbd.ling.ml@antfin.com>
2019-01-03 5:35 ` 转发：[PATCH] " 马凌(彦军)
2019-01-03 14:52 ` Szabolcs Nagy
2019-01-03 19:59 ` H.J. Lu
2019-01-05 12:34 ` [PATCH] " Carlos O'Donell
2019-01-05 16:36 ` H.J. Lu
2019-01-07 19:12 ` Florian Weimer
2019-01-07 19:49 ` H.J. Lu
2019-01-10 16:31 ` Carlos O'Donell
2019-01-10 16:32 ` Florian Weimer
2019-01-10 16:41 ` Carlos O'Donell
2019-01-10 17:52 ` Szabolcs Nagy
2019-01-10 19:24 ` Carlos O'Donell
2019-01-11 12:01 ` kemi
2019-01-14 22:45 ` Torvald Riegel
2019-01-15 9:32 ` Florian Weimer
2019-01-15 12:01 ` Torvald Riegel
2019-01-15 12:17 ` Florian Weimer [this message]
2019-01-15 12:31 ` Torvald Riegel
2019-01-11 16:24 ` H.J. Lu
2019-01-14 23:03 ` Torvald Riegel
2019-01-04 4:13 ` 转发：[PATCH] " 马凌(彦军)
2019-01-03 20:43 ` [PATCH] " Rich Felker
2019-01-03 20:55 ` H.J. Lu
2019-01-03 21:21 ` Rich Felker
2019-01-03 21:28 ` H.J. Lu
2019-01-14 23:18 ` Torvald Riegel
2019-01-15 2:33 ` kemi
2019-01-15 12:37 ` Torvald Riegel
2019-01-15 16:44 ` Rich Felker
2019-01-17 3:10 ` kemi
2019-02-04 17:23 ` Torvald Riegel
2019-01-14 22:40 ` Torvald Riegel
2019-01-14 23:26 ` Torvald Riegel
2019-01-15 4:47 ` 马凌(彦军)
2019-01-15 2:56 ` kemi
2019-01-15 4:27 ` 马凌(彦军)
2019-01-10 13:18 马凌(彦军)
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