From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: "Zhang, Xiantao" <xiantao.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: kvm-devel
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
Carsten Otte <carsteno-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>,
Hollis Blanchard
<hollisb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
Subject: Re: architecture-specific data in struct kvm_run ?
Date: Thu, 10 Jan 2008 11:47:02 +0200 [thread overview]
Message-ID: <4785E996.2040008@qumranet.com> (raw)
In-Reply-To: <42DFA526FC41B1429CE7279EF83C6BDCC08A9F-wq7ZOvIWXbMAbVU2wMM1CrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
Zhang, Xiantao wrote:
> Hollis Blanchard wrote:
>
>> There are a bunch of x86-specific fields in struct kvm_run:
>> /* in */
>> __u8 request_interrupt_window;
>> __u8 padding1[7];
>>
>> /* out */
>> __u8 if_flag;
>> __u8 padding2[2];
>>
>> /* in (pre_kvm_run), out (post_kvm_run) */
>> __u64 cr8;
>> __u64 apic_base;
>>
>> Since this structure is shared with all architectures, can we find a
>> more appropriate place to keep this data? Or should we feel free to
>> add arch-specific data here?
>>
> Hollis,
>
> Maybe #ifdef is enough if we other archs doesn't need to add new more.
> For IA64, we don't require new fields.
>
>
I agree, ifdefs are best here. Maybe wrap them in a structure.
--
error compiling committee.c: too many arguments to function
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next prev parent reply other threads:[~2008-01-10 9:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-09 23:20 architecture-specific data in struct kvm_run ? Hollis Blanchard
2008-01-10 1:36 ` Zhang, Xiantao
[not found] ` <42DFA526FC41B1429CE7279EF83C6BDCC08A9F-wq7ZOvIWXbMAbVU2wMM1CrfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2008-01-10 9:47 ` Avi Kivity [this message]
2008-01-10 8:30 ` Carsten Otte
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