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From: Stefano Stabellini <sstabellini@kernel.org>
To: Julien Grall <julien.grall@arm.com>
Cc: Tim Deegan <tim@xen.org>,
	Stefano Stabellini <sstabellini@kernel.org>,
	Wei Liu <wei.liu2@citrix.com>,
	George Dunlap <george.dunlap@eu.citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	Ian Jackson <ian.jackson@eu.citrix.com>,
	xen-devel@lists.xen.org, Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v3 6/8] xen: Use the typesafe mfn and gfn in map_mmio_regions...
Date: Thu, 23 Jun 2016 15:15:45 +0100 (BST)	[thread overview]
Message-ID: <alpine.DEB.2.10.1606231515280.2575@sstabellini-ThinkPad-X260> (raw)
In-Reply-To: <576BED60.9030105@arm.com>

On Thu, 23 Jun 2016, Julien Grall wrote:
> On 23/06/16 15:05, Stefano Stabellini wrote:
> > > diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c
> > > index aa4e774..47cb383 100644
> > > --- a/xen/arch/arm/p2m.c
> > > +++ b/xen/arch/arm/p2m.c
> > > @@ -1245,27 +1245,27 @@ int unmap_regions_rw_cache(struct domain *d,
> > >   }
> > > 
> > >   int map_mmio_regions(struct domain *d,
> > > -                     unsigned long start_gfn,
> > > +                     gfn_t start_gfn,
> > >                        unsigned long nr,
> > > -                     unsigned long mfn)
> > > +                     mfn_t mfn)
> > >   {
> > >       return apply_p2m_changes(d, INSERT,
> > > -                             pfn_to_paddr(start_gfn),
> > > -                             pfn_to_paddr(start_gfn + nr),
> > > -                             pfn_to_paddr(mfn),
> > > +                             pfn_to_paddr(gfn_x(start_gfn)),
> > > +                             pfn_to_paddr(gfn_x(start_gfn) + nr),
> > > +                             pfn_to_paddr(mfn_x(mfn)),
> > >                                MATTR_DEV, 0, p2m_mmio_direct,
> > >                                d->arch.p2m.default_access);
> > 
> > Any reason why you didn't push these changes down to apply_p2m_changes too?
> 
> To keep this series simple. I have another series coming up to push the change
> down to apply_p2m_changes and clean up the P2M code.
> 
> I can move the patch to push down the change in this series if you prefer.

Yeah, it makes sense to keep them together.

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  reply	other threads:[~2016-06-23 14:15 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-21 13:20 [PATCH v3 0/8] xen/arm: Use the typesafes gfn and mfn Julien Grall
2016-06-21 13:20 ` [PATCH v3 1/8] xen/arm: Rename gmfn_to_mfn to gfn_to_mfn and use gfn/mfn typesafe Julien Grall
2016-06-23 10:06   ` Stefano Stabellini
2016-06-21 13:20 ` [PATCH v3 2/8] xen/mm: Introduce a bunch of helpers for the typesafes mfn and gfn Julien Grall
2016-06-22  7:03   ` Jan Beulich
2016-06-21 13:20 ` [PATCH v3 3/8] xen: Use typesafe gfn/mfn in guest_physmap_* helpers Julien Grall
2016-06-23 10:11   ` Stefano Stabellini
2016-06-21 13:20 ` [PATCH v3 4/8] xen: Use typesafe gfn in xenmem_add_to_physmap_one Julien Grall
2016-06-23 10:20   ` Stefano Stabellini
2016-06-23 10:43     ` Julien Grall
2016-06-23 13:06       ` Stefano Stabellini
2016-06-23 13:33         ` Julien Grall
2016-06-23 13:41           ` Stefano Stabellini
2016-06-23 13:58   ` Stefano Stabellini
2016-06-21 13:20 ` [PATCH v3 5/8] xen/arm: Rename grant_table_gfpn into grant_table_gfn and use the typesafe gfn Julien Grall
2016-06-23 14:00   ` Stefano Stabellini
2016-06-21 13:20 ` [PATCH v3 6/8] xen: Use the typesafe mfn and gfn in map_mmio_regions Julien Grall
2016-06-23 14:05   ` Stefano Stabellini
2016-06-23 14:08     ` Julien Grall
2016-06-23 14:15       ` Stefano Stabellini [this message]
2016-06-23 14:58         ` Julien Grall
2016-06-21 13:20 ` [PATCH v3 7/8] xen/arm: Rework the interface of p2m_lookup and use typesafe gfn and mfn Julien Grall
2016-06-23 14:14   ` Stefano Stabellini
2016-06-24 13:58     ` Julien Grall
2016-06-24 14:03       ` Andrew Cooper
2016-06-21 13:20 ` [PATCH v3 8/8] xen/arm: p2m_cache_flush: Use the correct terminology and typesafe gfn Julien Grall

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