From: Keir Fraser <keir@xensource.com>
To: Kieran Mansley <kmansley@solarflare.com>,
Keir Fraser <keir@xensource.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: Re: RFC: Using grant table to give iomem permission
Date: Fri, 18 May 2007 17:03:47 +0100 [thread overview]
Message-ID: <C2738CF3.F2E7%keir@xensource.com> (raw)
In-Reply-To: <1179499843.14376.35.camel@moonstone.uk.level5networks.com>
On 18/5/07 15:50, "Kieran Mansley" <kmansley@solarflare.com> wrote:
> I could prevent it doing these things in the case of it being iomem, but
> in that case I felt that it was no longer really doing a host_map
> operation, and so to avoid confusion (e.g. others maintaining the code
> might not realise that GNTMAP_host_map can mean two different things)
> thought it better to give it a separate type.
At the interface it still makes sense to call it a host mapping, because it
is mapped into host page tables. But yes, you'll end up doing things a bit
differently where there's no struct page_info.
-- Keir
prev parent reply other threads:[~2007-05-18 16:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-18 14:01 RFC: Using grant table to give iomem permission Kieran Mansley
2007-05-18 14:05 ` Keir Fraser
2007-05-18 14:14 ` Kieran Mansley
2007-05-18 14:45 ` Keir Fraser
2007-05-18 14:50 ` Kieran Mansley
2007-05-18 16:03 ` Keir Fraser [this message]
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