linux-kernel - Re: why kexec insists on syncing with recent kernels?

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Date:	Mon, 11 Feb 2008 13:36:58 +0100 (CET)
From:	Geert Uytterhoeven <Geert.Uytterhoeven@...ycom.com>
To:	Tomasz Chmielewski <mangoo@...g.org>
cc:	Randy Dunlap <randy.dunlap@...cle.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Kexec Mailing List <kexec@...ts.infradead.org>,
	Horms <horms@...ge.net.au>
Subject: Re: why kexec insists on syncing with recent kernels?

On Fri, 8 Feb 2008, Tomasz Chmielewski wrote:
> Randy Dunlap schrieb:
> 
> (...)
> 
> > > Even if you did -f, it must have shutdown the network. I think somehow
> > > in latest kernels there is some dependency on network and that's why
> > > not shutting down network in this case is helping you.
> > 
> > I'm seeing NFS mounts take forever to unmount (at shutdown/reboot).
> > (forever => 1 hour ... or never completes)
> > 
> > Is this similar to the problem that the OP is asking about?
> 
> Is it a diskless station?
> 
> Even in not, just make sure you don't shut the network down before NFS is
> actually unmounted...?

JFYI, on PS3, kexec works fine with NFS root.

With kind regards,
 
Geert Uytterhoeven
Software Architect

Sony Network and Software Technology Center Europe
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