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Date: Wed, 1 Aug 2012 17:19:26 +0100
From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
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To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
CC: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
        Ian Campbell <Ian.Campbell@citrix.com>, "Tim (Xen.org)" <tim@xen.org>,
        "linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
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        "catalin.marinas@arm.com" <catalin.marinas@arm.com>,
        "arnd@arndb.de" <arnd@arndb.de>
Subject: Re: [PATCH 18/24] xen/arm: compile blkfront and blkback
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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@eu.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
>