From: Avi Kivity <avi@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: qemu-devel Developers <qemu-devel@nongnu.org>,
Aurelien Jarno <aurelien@aurel32.net>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [Qemu-devel] [RFC] Host vs Guest memory allocation
Date: Mon, 12 Apr 2010 18:49:30 +0300 [thread overview]
Message-ID: <4BC3410A.2040506@redhat.com> (raw)
In-Reply-To: <FE4E80DC-6127-4711-9F02-F233D568CC06@suse.de>
On 04/12/2010 06:39 PM, Alexander Graf wrote:
>
>> Pass everything through memory; will there be many transitions apart from trapping instructions and missing translations?
>>
> I don't see how that would help with the 64-on-32 issue. You still don't get a 64 bit address space from running inside KVM.
>
True. Like the other options, it's just another tool in the toolbox and
doesn't solve all problems.
You could cheat and have a 64-bit kernel under a 32-bit qemu.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
next prev parent reply other threads:[~2010-04-12 15:49 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-05 22:45 [Qemu-devel] [RFC] Host vs Guest memory allocation Richard Henderson
2010-04-05 23:18 ` Aurelien Jarno
2010-04-12 11:48 ` Avi Kivity
2010-04-12 14:55 ` Richard Henderson
2010-04-12 15:09 ` Avi Kivity
2010-04-12 15:39 ` Alexander Graf
2010-04-12 15:49 ` Avi Kivity [this message]
2010-04-12 15:56 ` Alexander Graf
2010-04-12 16:08 ` Avi Kivity
2010-04-12 11:25 ` Paul Brook
2010-04-12 14:48 ` Richard Henderson
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