From: "Manfred Spraul" <manfred@colorfullife.com>
To: <engler@csl.Stanford.EDU>
Cc: <linux-kernel@vger.kernel.org>
Subject: Re: [CHECKER] blocking w/ spinlock or interrupt's disabled
Date: Sun, 18 Mar 2001 10:35:00 +0100 [thread overview]
Message-ID: <001801c0af8e$bda30c10$5517fea9@local> (raw)
>> enclosed are 163 potential bugs in 2.4.1 where blocking functions are
> > called with either interrupts disabled or a spin lock held. The
> > checker works by:
>
> Here's the file manifest. Apologies.
>
> drivers/atm/idt77105.c
> [...]
> drivers/char/cyclades.c
Unortunately schedule() with disabled interrupts is a feature, it's
needed for the old (deprecated and waiting for termination in 2.5)
sleep_on() functions.
Is it difficult to split it into "interrupts disabled" and "spin lock
held"?
--
Manfred
next reply other threads:[~2001-03-18 9:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-03-18 9:35 Manfred Spraul [this message]
2001-03-19 2:13 ` [CHECKER] blocking w/ spinlock or interrupt's disabled Dawson Engler
2001-03-20 19:11 ` george anzinger
2001-03-19 3:24 ` Linus Torvalds
-- strict thread matches above, loose matches on Subject: below --
2001-03-18 4:23 Dawson Engler
2001-03-23 14:47 ` Kurt Garloff
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