From: Ingo Molnar <mingo@elte.hu>
To: Zachary Amsden <zach@vmware.com>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
Eduardo Habkost <ehabkost@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] paravirt_ops: Use unsigned long instead of u32 for alloc_p*() pfn args
Date: Thu, 31 Jul 2008 23:51:58 +0200 [thread overview]
Message-ID: <20080731215158.GA23801@elte.hu> (raw)
In-Reply-To: <1217455193.30348.341.camel@bodhitayantram.eng.vmware.com>
* Zachary Amsden <zach@vmware.com> wrote:
> On Wed, 2008-07-30 at 14:51 -0700, Jeremy Fitzhardinge wrote:
> > Eduardo Habkost wrote:
> > > This patch changes the pfn args from 'u32' to 'unsigned long'
> > > on alloc_p*() functions on paravirt_ops, and the corresponding
> > > implementations for Xen and VMI. The prototypes for CONFIG_PARAVIRT=n
> > > are already using unsigned long, so paravirt.h now matches the prototypes
> > > on asm-x86/pgalloc.h.
> > >
> > > It shouldn't result in any changes on generated code on 32-bit, with
> > > or without CONFIG_PARAVIRT. On both cases, 'codiff -f' didn't show any
> > > change after applying this patch.
> > >
> > > On 64-bit, there are (expected) binary changes only when CONFIG_PARAVIRT
> > > is enabled, as the patch is really supposed to change the size of the
> > > pfn args.
> > >
> > > Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
> > >
> > Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
> >
> > Cc:ing Zach, since it touches vmi.
>
> Thanks, looks good to me. I always thought u32 is ugly type name anyway.
>
> Acked-by: Zachary Amsden <zach@vmware.com>
thanks, queued it up into tip/x86/paravirt.
Ingo
prev parent reply other threads:[~2008-07-31 21:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-30 21:32 [PATCH] paravirt_ops: Use unsigned long instead of u32 for alloc_p*() pfn args Eduardo Habkost
2008-07-30 21:51 ` Jeremy Fitzhardinge
2008-07-30 21:59 ` Zachary Amsden
2008-07-31 21:51 ` Ingo Molnar [this message]
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