From: Andi Kleen <ak@suse.de>
To: sebastien person <sebastien.person@sycomore.fr>
Cc: liste noyau linux <linux-kernel@vger.kernel.org>
Subject: Re: [timer] max timeout
Date: Wed, 23 May 2001 16:38:43 +0200 [thread overview]
Message-ID: <20010523163843.A24721@gruyere.muc.suse.de> (raw)
In-Reply-To: <20010523162801.38dabdff.sebastien.person@sycomore.fr>
In-Reply-To: <20010523162801.38dabdff.sebastien.person@sycomore.fr>; from sebastien.person@sycomore.fr on Wed, May 23, 2001 at 04:28:01PM +0200
On Wed, May 23, 2001 at 04:28:01PM +0200, sebastien person wrote:
> Is it bad to do the following call ?
>
> mod_timer(&timer, jiffies+(0.1*HZ));
Yes very bad. gcc will generate a floating point add for that, corrupting
the user process' floating point context.
-Andi
next prev parent reply other threads:[~2001-05-23 14:40 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-23 14:28 sebastien person
2001-05-23 14:38 ` Andi Kleen [this message]
2001-05-23 14:58 ` Andrzej Krzysztofowicz
2001-05-25 8:24 ` sebastien person
2001-05-25 20:58 ` george anzinger
2001-05-25 21:26 ` Mark Frazer
2001-05-25 21:45 ` Horst von Brand
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