From: Greg KH <greg@kroah.com>
To: Frank Salomon <frank.salomon@wincor-nixdorf.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: driver or calculation of load average wrong ?
Date: Mon, 11 Oct 2010 12:39:15 -0700 [thread overview]
Message-ID: <20101011193915.GA9820@kroah.com> (raw)
In-Reply-To: <4CB2ADB1.6070401@wincor-nixdorf.com>
On Mon, Oct 11, 2010 at 08:24:49AM +0200, Frank Salomon wrote:
> Hello All,
>
> I have the following configuration:
> - CentOS 5
> - kernel 2.6.20.1
> - My own driver in a kernel_thread:
> while ( 1 ){
> printk ( KERN_INFO "go sleep, %lu\n", jiffies );
> current -> state = TASK_UNINTERRUPTIBLE;
> schedule_timeout ( msecs_to_jiffies(4000) );
Change this to schedule_timeout_interruptable() and your load average
calculation will go back to what you expect it to.
hope this helps,
greg k-h
next prev parent reply other threads:[~2010-10-11 19:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-11 6:24 driver or calculation of load average wrong ? Frank Salomon
2010-10-11 7:40 ` Alexander Clouter
2010-10-11 19:39 ` Greg KH [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-10-07 22:48 [PATCH] dma/timberdale: simplify conditional Nicolas Kaiser
2010-10-08 12:22 ` Jack Stone
2010-10-08 12:25 ` Jack Stone
2010-10-08 12:48 ` driver or calculation of load average wrong ? Frank Salomon
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