From: Greg KH <greg@kroah.com>
To: linux-hotplug@vger.kernel.org
Subject: Re: Regarding to CPU hotplug
Date: Mon, 10 Sep 2007 07:13:15 +0000 [thread overview]
Message-ID: <20070910071315.GA5367@kroah.com> (raw)
In-Reply-To: <OF1E936790.FCEE2367-ON65257352.001D2EE5-65257352.001D2710@in.ibm.com>
On Mon, Sep 10, 2007 at 10:49:52AM +0530, Omprakash Vishnoi wrote:
>
> Hi All,
> I read the doc. Linux Symposium "Udev-A userspace implementation of
> devfs",there i understood,i have to make rulefile in "/etc/udev/rule.d/"
> for CPU hotplug,but how can i know which CPU getting add or
> removed.Acctually as in my project,we want notification for CPU's
> getting remove or add at user level.
>
> pls tell me what procedure i have to follow,And how can i know which
> CPU getting remove or add.
I think you can just listen for the dbus events coming from HAL that
show the cpus going up and down. Have you tried looking at the events
that happen when you do this to the machine?
thanks,
greg k-h
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next prev parent reply other threads:[~2007-09-10 7:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-10 5:31 Regarding to CPU hotplug Omprakash Vishnoi
2007-09-10 7:13 ` Greg KH [this message]
2007-09-10 8:36 ` Omprakash Vishnoi
2007-09-10 14:08 ` Greg KH
2007-09-10 22:46 ` Kay Sievers
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