From: Giuliano Pochini <pochini@shiny.it>
To: Manfred Spraul <manfred@colorfullife.com>
Cc: linux-kernel@vger.kernel.org
Subject: RE: [PATCH] improve spinlock debugging
Date: Wed, 05 Dec 2001 09:47:44 +0100 (CET) [thread overview]
Message-ID: <XFMail.20011205094744.pochini@shiny.it> (raw)
In-Reply-To: <3C0BDC33.6E18C815@colorfullife.com>
> Tested on i386/UP, but it should work on all platforms. It contains
> runtime checks for:
>
> - missing initialization
> - recursive lock
> - double unlock
> - incorrect use of spin_is_locked() or spin_trylock() [both function
> do not work as expected on uniprocessor builds]
> The next step are checks for spinlock ordering mismatches.
>
> Which other runtime checks are possible?
It's very useful to log when a lock(irq) is held more than xx ms
and who is the caller. Is it possible ?
Bye.
next prev parent reply other threads:[~2001-12-05 8:48 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-03 20:10 [PATCH] improve spinlock debugging Manfred Spraul
2001-12-04 4:21 ` David S. Miller
2001-12-04 4:30 ` Robert Love
2001-12-04 20:30 ` george anzinger
2001-12-04 20:51 ` Robert Love
2001-12-04 21:25 ` george anzinger
2001-12-04 21:39 ` Robert Love
2001-12-04 22:06 ` Nigel Gamble
2001-12-04 22:23 ` Robert Love
2001-12-05 1:13 ` Roman Zippel
2001-12-05 7:41 ` george anzinger
2001-12-04 20:53 ` Manfred Spraul
2001-12-05 0:54 ` george anzinger
2001-12-04 21:20 ` Nigel Gamble
2001-12-04 21:27 ` george anzinger
2001-12-05 8:47 ` Giuliano Pochini [this message]
2001-12-05 15:42 ` Manfred Spraul
[not found] ` <20011219025332.GA18344@krispykreme>
2001-12-20 17:08 ` Manfred Spraul
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