From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: kvm-devel <kvm@vger.kernel.org>
Subject: Re: Heads up: More user-unaccessible x86 states?
Date: Mon, 05 Oct 2009 14:34:04 +0200 [thread overview]
Message-ID: <4AC9E7BC.2060803@redhat.com> (raw)
In-Reply-To: <4AC9E431.2050800@siemens.com>
On 10/05/2009 02:18 PM, Jan Kiszka wrote:
>
>> True pointers are no go since we have to deal with compat code (31/32
>> bit userspace calling into a 64 bit kernel). Offsets into the state
>> structure are easier.
>>
> So current KVM_GET_DIRTY_LOG is broken in the compat case...
>
>
Yes, for big-endian 32/64 and s390. There are some patches floating around.
> We'll probably have to deal with both. Therefore, I'm looking for a
> unified solution.
>
>
array of
struct {
__u16 type;
__u16 offset;
} ?
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2009-10-05 12:34 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4AC86404.3090209@web.de>
[not found] ` <4AC87299.4040508@redhat.com>
[not found] ` <4AC87E08.5070908@web.de>
[not found] ` <4AC88BF2.7080200@redhat.com>
2009-10-04 19:07 ` Heads up: More user-unaccessible x86 states? Jan Kiszka
2009-10-05 6:18 ` Avi Kivity
2009-10-05 7:43 ` Jan Kiszka
2009-10-05 8:55 ` Avi Kivity
2009-10-05 11:18 ` Jan Kiszka
2009-10-05 12:05 ` Avi Kivity
2009-10-05 12:18 ` Jan Kiszka
2009-10-05 12:34 ` Avi Kivity [this message]
2009-10-05 12:42 ` Jan Kiszka
2009-10-05 12:55 ` Avi Kivity
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