From: Steven Rostedt <rostedt@goodmis.org>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Carlos O'Donell <carlos@redhat.com>,
linux-api@vger.kernel.org, Shuah Khan <shuahkh@osg.samsung.com>,
ksummit-discuss@lists.linuxfoundation.org,
Thorsten Leemhuis <linux@leemhuis.info>
Subject: Re: [Ksummit-discuss] [MAINTAINERS SUMMIT] & [TECH TOPIC] Improve regression tracking
Date: Wed, 5 Jul 2017 11:20:47 -0400 [thread overview]
Message-ID: <20170705112047.23ee09f6@gandalf.local.home> (raw)
In-Reply-To: <1499267389.3668.16.camel@HansenPartnership.com>
On Wed, 05 Jul 2017 08:09:49 -0700
James Bottomley <James.Bottomley@HansenPartnership.com> wrote:
> > > you're protecting was accessed outside the lock, which is the usual
> > > source of concurrency problems. In other words lockdep is useful
> > > but it's not a panacea.
> >
> > Still not an excuse to not have lockdep enabled during tests.
>
> OK, what makes you think lockdep isn't enabled? Since Kconfig is so
> complex, I usually use a distro config ... they have it enabled (or at
> least openSUSE does), so it's enabled for everything I do.
openSuSE has it enabled? I hope not for its production config, as
lockdep has a huge performance penalty.
I'm thinking you don't have it enabled. What config are you looking at?
The actual config that does the testing of locks is
CONFIG_PROVE_LOCKING, which selects LOCKDEP to be compiled in.
-- Steve
next prev parent reply other threads:[~2017-07-05 15:20 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-02 17:51 Thorsten Leemhuis
2017-07-03 16:30 ` Steven Rostedt
2017-07-03 18:50 ` Dan Williams
2017-07-04 19:03 ` Thorsten Leemhuis
2017-07-05 12:45 ` Steven Rostedt
2017-07-05 13:09 ` Carlos O'Donell
2017-07-05 13:27 ` Steven Rostedt
2017-07-05 14:06 ` Greg KH
2017-07-05 14:28 ` Carlos O'Donell
2017-07-05 14:33 ` Steven Rostedt
2017-07-05 14:52 ` Mark Brown
2017-07-05 15:08 ` Carlos O'Donell
2017-07-05 16:10 ` Steven Rostedt
2017-07-06 11:34 ` Laurent Pinchart
2017-07-09 13:46 ` Thorsten Leemhuis
2017-07-05 14:33 ` Mark Brown
2017-07-05 14:36 ` Steven Rostedt
2017-07-05 14:50 ` James Bottomley
2017-07-05 14:56 ` Steven Rostedt
2017-07-05 15:09 ` James Bottomley
2017-07-05 15:20 ` Mark Brown
2017-07-05 15:40 ` Geert Uytterhoeven
2017-07-05 15:20 ` Steven Rostedt [this message]
2017-07-05 15:32 ` James Bottomley
2017-07-05 15:43 ` Steven Rostedt
2017-07-05 18:24 ` Daniel Vetter
2017-07-05 18:17 ` Daniel Vetter
2017-07-05 15:16 ` Guenter Roeck
2017-07-05 15:27 ` Steven Rostedt
2017-07-05 15:36 ` James Bottomley
2017-07-05 16:04 ` Steven Rostedt
2017-07-05 16:58 ` James Bottomley
2017-07-05 17:07 ` Steven Rostedt
2017-07-05 16:48 ` Guenter Roeck
2017-07-05 16:58 ` Dan Williams
2017-07-05 17:02 ` Steven Rostedt
2017-07-06 9:28 ` Mark Brown
2017-07-06 9:41 ` Daniel Vetter
2017-07-06 14:53 ` Theodore Ts'o
2017-07-06 21:28 ` Daniel Vetter
2017-07-06 14:48 ` James Bottomley
2017-07-07 10:03 ` Mark Brown
2017-07-31 16:54 ` Eric W. Biederman
2017-07-31 20:11 ` Steven Rostedt
2017-07-31 20:12 ` Eric W. Biederman
2017-08-02 16:53 ` Shuah Khan
2017-08-02 17:33 ` Eric W. Biederman
2017-08-02 17:46 ` Shuah Khan
2017-08-02 17:58 ` Shuah Khan
2017-08-02 18:04 ` Eric W. Biederman
2017-08-02 18:23 ` Randy Dunlap
2017-08-02 18:42 ` Shuah Khan
2017-08-03 3:03 ` Theodore Ts'o
2017-08-03 17:42 ` Bird, Timothy
2017-08-03 22:11 ` Shuah Khan
2017-08-03 18:51 ` Shuah Khan
2017-08-04 1:15 ` Theodore Ts'o
2017-07-07 3:33 ` Fengguang Wu
2017-07-07 4:52 ` Frank Rowand
2017-07-05 15:32 ` Greg KH
2017-07-05 15:36 ` Carlos O'Donell
2017-07-05 15:52 ` Steven Rostedt
2017-07-05 18:42 ` Greg KH
2017-07-05 18:29 ` Daniel Vetter
2017-07-06 22:24 ` Shuah Khan
2017-07-06 22:32 ` Steven Rostedt
2017-07-06 22:40 ` Shuah Khan
2017-07-05 16:54 ` Dan Williams
2017-07-05 18:45 ` Greg KH
2017-07-05 19:47 ` Dan Williams
2017-07-05 14:06 ` Carlos O'Donell
2017-07-05 15:47 ` Mark Brown
2017-07-07 6:15 ` Andrei Vagin
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