From: Keir Fraser <keir.fraser@eu.citrix.com>
To: "Jiang, Yunhong" <yunhong.jiang@intel.com>,
Jan Beulich <JBeulich@novell.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: One question to compat model
Date: Thu, 13 May 2010 11:04:38 +0100 [thread overview]
Message-ID: <C8118D46.14254%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <789F9655DD1B8F43B48D77C5D30659731E5F281D@shsmsx501.ccr.corp.intel.com>
On 13/05/2010 11:00, "Jiang, Yunhong" <yunhong.jiang@intel.com> wrote:
>> I was probably being overzealous. There's no good reason not to use
>> GUEST_HANDLE_64 and uint64_aligned_t outside of tools interfaces.
>
> Althoug not related with my current patch, but curiosly, will it avoid the
> compat model issue if we use XEN_GUEST_HANDLE_64 for hypercall, especially if
> not performance critical, like struct xen_mc_fetch? (Maybe we still need
> consider the #pragma pack optoin for the struction?)
Oh yes, it would be a *very* good idea to use these macros to avoid the need
for compat shim code at all.
-- Keir
prev parent reply other threads:[~2010-05-13 10:04 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-12 7:38 One question to compat model Jiang, Yunhong
2010-05-12 8:00 ` Jan Beulich
2010-05-12 8:15 ` Jiang, Yunhong
2010-05-12 8:31 ` Jan Beulich
2010-05-12 8:50 ` Jiang, Yunhong
2010-05-12 9:11 ` Jan Beulich
2010-05-12 9:14 ` Jiang, Yunhong
2010-05-12 9:13 ` Keir Fraser
2010-05-13 8:41 ` Jiang, Yunhong
2010-05-13 8:48 ` Keir Fraser
2010-05-13 10:00 ` Jiang, Yunhong
2010-05-13 10:04 ` Keir Fraser [this message]
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