linux-kernel - Re: sparc64 bootup regression...

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Message-ID: <20080430074556.GA29363@osiris.boeblingen.de.ibm.com>
Date:	Wed, 30 Apr 2008 09:45:56 +0200
From:	Heiko Carstens <heiko.carstens@...ibm.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	David Miller <davem@...emloft.net>,
	linux-kernel@...r.kernel.org, y-goto@...fujitsu.com
Subject: Re: sparc64 bootup regression...

On Wed, Apr 30, 2008 at 04:44:44PM +0900, KAMEZAWA Hiroyuki wrote:
> On Wed, 30 Apr 2008 09:30:52 +0200
> Heiko Carstens <heiko.carstens@...ibm.com> wrote:
> > > +#endif
> > > +	/* above allocation can fail. */
> > > +	usemap = alloc_bootmem_node(NODE_DATA(nid), usemap_size());
> > > +	if (usemap)
> > > +		return usemap;
> > > 
> > >  	/* Stupid: suppress gcc warning for SPARSEMEM && !NUMA */
> > >  	nid = 0;
> > 
> > Fixes it on s390 at least.
> > 
> Thanks, much help to understand what happens.
> BTW, s390 is CONFIG_NUMA or not ?

We don't set CONFIG_NUMA on s390.
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