linux-kernel - Re: [PATCH] PowerPC:kernel: make additional room in exception vector area

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Date:	Mon, 25 Mar 2013 17:07:17 +1100
From:	Michael Neuling <mikey@...ling.org>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
cc:	Chen Gang <gang.chen@...anux.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	"paulus@...ba.org" <paulus@...ba.org>, matt@...abs.org,
	imunsie@....ibm.com, linuxppc-dev@...ts.ozlabs.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] PowerPC:kernel: make additional room in exception vector area

Stephen Rothwell <sfr@...b.auug.org.au> wrote:

> Hi all,
> 
> On Mon, 25 Mar 2013 09:31:31 +0800 Chen Gang <gang.chen@...anux.com> wrote:
> >
> >   The FWNMI region is fixed at 0x7000 and the vector are now overflowing
> >   that with allmodconfig. Fix that by moving slb_miss_realmode code out
> >   of that region as it doesn't need to be that close to the call sites
> >   (it is a _GLOBAL function)
> > 
> > Signed-off-by: Chen Gang <gang.chen@...anux.com>
> > ---
> >  arch/powerpc/kernel/exceptions-64s.S |  144 +++++++++++++++++-----------------
> >  1 files changed, 72 insertions(+), 72 deletions(-)
> 
> Thanks, Chen,
> 
> I have applied this to linux-next today and pending the builds overnight,
> will send it to Linus tomorrow or Wednesday.

sfr,

FYI you're gonna need this one also to make allmodconfig work.

  http://patchwork.ozlabs.org/patch/230244/

Mikey
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