linux-kernel - Re: [PATCH 18/24] xen/arm: compile blkfront and blkback

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Message-ID: <alpine.DEB.2.02.1208011719050.4645@kaball.uk.xensource.com>
Date:	Wed, 1 Aug 2012 17:19:26 +0100
From:	Stefano Stabellini <stefano.stabellini@...citrix.com>
To:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
CC:	Stefano Stabellini <Stefano.Stabellini@...citrix.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	"Tim (Xen.org)" <tim@....org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linaro-dev@...ts.linaro.org" <linaro-dev@...ts.linaro.org>,
	"catalin.marinas@....com" <catalin.marinas@....com>,
	"arnd@...db.de" <arnd@...db.de>
Subject: Re: [PATCH 18/24] xen/arm: compile blkfront and blkback

On Wed, 1 Aug 2012, Konrad Rzeszutek Wilk wrote:
> On Thu, Jul 26, 2012 at 04:34:00PM +0100, Stefano Stabellini wrote:
> > Signed-off-by: Stefano Stabellini <stefano.stabellini@...citrix.com>
> > ---
> >  drivers/block/xen-blkback/blkback.c  |    1 +
> >  include/xen/interface/io/protocols.h |    3 +++
> >  2 files changed, 4 insertions(+), 0 deletions(-)
> > 
> > diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
> > index 73f196c..63dd5b9 100644
> > --- a/drivers/block/xen-blkback/blkback.c
> > +++ b/drivers/block/xen-blkback/blkback.c
> > @@ -42,6 +42,7 @@
> >  
> >  #include <xen/events.h>
> >  #include <xen/page.h>
> > +#include <xen/xen.h>
> >  #include <asm/xen/hypervisor.h>
> >  #include <asm/xen/hypercall.h>
> >  #include "common.h"
> > diff --git a/include/xen/interface/io/protocols.h b/include/xen/interface/io/protocols.h
> > index 01fc8ae..0eafaf2 100644
> > --- a/include/xen/interface/io/protocols.h
> > +++ b/include/xen/interface/io/protocols.h
> > @@ -5,6 +5,7 @@
> >  #define XEN_IO_PROTO_ABI_X86_64     "x86_64-abi"
> >  #define XEN_IO_PROTO_ABI_IA64       "ia64-abi"
> >  #define XEN_IO_PROTO_ABI_POWERPC64  "powerpc64-abi"
> > +#define XEN_IO_PROTO_ABI_ARM        "arm-abi"
> 
> So one that has all of the 32/64 issues worked out? Nice.

Yes, that is the idea, but it needs another patch to actually achieve
the goal :)

> >  
> >  #if defined(__i386__)
> >  # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_X86_32
> > @@ -14,6 +15,8 @@
> >  # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_IA64
> >  #elif defined(__powerpc64__)
> >  # define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_POWERPC64
> > +#elif defined(__arm__)
> > +# define XEN_IO_PROTO_ABI_NATIVE XEN_IO_PROTO_ABI_ARM
> >  #else
> >  # error arch fixup needed here
> >  #endif
> > -- 
> > 1.7.2.5
> 
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