linux-kernel - Re: [ 13/48] s390/pci: Implement IRQ functions if !PCI

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Message-ID: <20130619090900.3dc0aa81@mschwide>
Date:	Wed, 19 Jun 2013 09:09:00 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	Ben Hutchings <ben@...adent.org.uk>
Cc:	Greg Kroah-Hartman <greg@...ah.com>, linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, "David S. Miller" <davem@...emloft.net>
Subject: Re: [ 13/48] s390/pci: Implement IRQ functions if !PCI

On Tue, 18 Jun 2013 18:35:40 +0100
Ben Hutchings <ben@...adent.org.uk> wrote:

> On Tue, Jun 18, 2013 at 09:17:39AM -0700, Greg Kroah-Hartman wrote:
> > From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > 
> > 3.9-stable review patch.  If anyone has any objections, please let me know.
> > 
> > ------------------
> > 
> > From: Ben Hutchings <ben@...adent.org.uk>
> > 
> > commit c46b54f7406780ec4cf9c9124d1cfb777674dc70 upstream.
> > 
> > All architectures must implement IRQ functions.  Since various
> > dependencies on !S390 were removed, there are various drivers that can
> > be selected but will fail to link.  Provide a dummy implementation of
> > these functions for the !PCI case.
> [...]
> 
> This breaks !SMP builds, so it's probably best to defer this until the
> following fix is in mainline.

I guess that all of the relevant kernels that are build for s390 are SMP
enabled. The patch fixes fallout in a number of PCI drivers and should
go in as is. The patch to fix the !SMP build will go on top.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.

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