From: Fabrice Bellard <fabrice@bellard.org>
To: Alexander Graf <agraf@suse.de>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] SVM: Trap on correct IP
Date: Wed, 18 Jun 2008 11:41:16 +0200 [thread overview]
Message-ID: <4858D83C.10407@bellard.org> (raw)
In-Reply-To: <4858961A.2010805@suse.de>
Your patch introduces a bug in mwait. Try my commited patch instead.
Fabrice.
Alexander Graf wrote:
> Alexander Graf wrote:
>> Hi,
>>
>> Currently HLT always traps at the IP after the hlt instruction. SVM
>> requires its trap on the instruction's IP though, which breaks the
>> current implementation as soon as an HLT intercept occurs.
>>
>> This patch does the SVM intercept with an IP value before the HLT
>> instruction.
>>
>> Alex
>>
>> Signed-off-by: Alexander Graf <agraf@suse.de>
>>
>>
> This version should also fix MWAIT.
>
> Signed-off-by: Alexander Graf <agraf@suse.de>
>
>
prev parent reply other threads:[~2008-06-18 9:41 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-18 0:34 [Qemu-devel] [PATCH] SVM: Trap on correct IP Alexander Graf
2008-06-18 4:59 ` Alexander Graf
2008-06-18 9:41 ` Fabrice Bellard [this message]
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