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From: Albert Herranz <albert_herranz@yahoo.es>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: console remains blanked
Date: Fri, 15 Jul 2005 17:09:34 +0200 (CEST)	[thread overview]
Message-ID: <20050715150935.3023.qmail@web25802.mail.ukl.yahoo.com> (raw)
In-Reply-To: <1121437536.5963.24.camel@gaston>

Hi Ben,

 --- Benjamin Herrenschmidt <benh@kernel.crashing.org>
escribió:
> Yes. We discussed that with Linus back then. The
> problem is that the
> printk subsystem tend to abuse calling low level
> drivers at interrupt
> time, and in the case of blanking/unblanking, this
> can be a problem.
> Radeonfb for example relies on beeing able to
> schedule() at
> blank/unblank time.

Ok.

> If this "feature" is really important, maybe the
> best is to trigger the
> workqueue and do the ublank from there.

It looks like I'm the only one concerned, so don't
worry. I'll workaround it.

Thanks for your feedback.

Cheers,
Albert




		
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      reply	other threads:[~2005-07-15 15:09 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-07-13 23:12 Albert Herranz
2005-07-14  9:35 ` Jan Engelhardt
2005-07-14 10:18   ` Albert Herranz
2005-07-14 11:38     ` Jan Engelhardt
2005-07-15 14:27       ` Benjamin Herrenschmidt
2005-07-15 14:26     ` Benjamin Herrenschmidt
2005-07-15 14:25 ` Benjamin Herrenschmidt
2005-07-15 15:09   ` Albert Herranz [this message]

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