From: "Hervé Poussineau" <hpoussin@reactos.org>
To: Paolo Bonzini <pbonzini@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] target-i386: fix interrupt shadow
Date: Tue, 1 Mar 2016 20:41:39 +0100 [thread overview]
Message-ID: <56D5F073.50309@reactos.org> (raw)
In-Reply-To: <1456841370-14602-1-git-send-email-pbonzini@redhat.com>
Le 01/03/2016 15:09, Paolo Bonzini a écrit :
> The handling of the interrupt shadow is subtle. QEMU's check to stop the
> interrupt shadow needs to check the state after the _penultimate_
> instruction. Because the interrupt shadow is only enabled at the end of
> a translation block, and it makes the next, the state at the
> penultimate instruction is stored in the current translation block's
> flags. Fix gen_eob to check it correctly.
>
> This fixes Windows XP.
>
> Reported-by: Hervé Poussineau <hpoussin@reactos.org>
> Fixes: 7f0b7141b4c7deab51efd8ee1e83eab2d9b7a9ea
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Tested-by: Hervé Poussineau <hpoussin@reactos.org>
prev parent reply other threads:[~2016-03-01 19:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-01 14:09 [Qemu-devel] [PATCH] target-i386: fix interrupt shadow Paolo Bonzini
2016-03-01 19:41 ` Hervé Poussineau [this message]
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