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From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: locking: Add kselftests for ww_mutex
Date: Wed, 22 Feb 2017 15:29:47 +0100	[thread overview]
Message-ID: <CAMuHMdVjb7Pt+rB=P-rErb29q7C6YFwd0DnXAze-MD0wUZh-oQ@mail.gmail.com> (raw)
In-Reply-To: <20161201114711.28697-1-chris@chris-wilson.co.uk>

Hi Chris,

On Thu, Dec 1, 2016 at 12:47 PM, Chris Wilson <chris@chris-wilson.co.uk> wrote:
> Nicolai Hähnle was looking into a deadlock within ww_mutexes (that has
> been fixed by Peter's mutex rewrite) and to support his changes, I
> thought it was be useful to have a small validation suite for ww_mutex.

How long do these selftests typically take?
Do they need multiple CPU cores, lots of memory?
I.e. after how much time without any output should I start to worry
(on an emulated
Atari running Linux/m68k ;-)?

Thanks!

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

      parent reply	other threads:[~2017-02-22 14:29 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-01 11:47 locking: Add kselftests for ww_mutex Chris Wilson
2016-12-01 11:47 ` [PATCH v2 1/8] locking: Fix compilation of __WW_MUTEX_INITIALIZER Chris Wilson
2016-12-16 14:50   ` Peter Zijlstra
2016-12-16 17:26     ` Chris Wilson
2017-01-14 12:52   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 2/8] locking: Add ww_mutex to locktorture test Chris Wilson
2017-01-14 12:52   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 3/8] locking: Begin kselftests for ww_mutex Chris Wilson
2017-01-14 12:53   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 4/8] locking: Add kselftests for ww_mutex AA deadlock detection Chris Wilson
2017-01-14 12:54   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 5/8] locking: Add kselftests for ww_mutex ABBA " Chris Wilson
2017-01-14 12:54   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 6/8] locking: Add kselftests for resolving ww_mutex cyclic deadlocks Chris Wilson
2017-01-14 12:55   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2016-12-01 11:47 ` [PATCH v2 7/8] locking: Add kselftests for ww_mutex stress Chris Wilson
2017-01-14 12:55   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2017-01-19 20:13     ` Peter Zijlstra
2016-12-01 11:47 ` [PATCH v2 8/8] locking: Add ww_mutex to tools/testing/selftests Chris Wilson
2017-01-14 12:56   ` [tip:locking/core] locking/ww_mutex: " tip-bot for Chris Wilson
2017-02-22 14:29 ` Geert Uytterhoeven [this message]

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