From: Anthony Liguori <anthony@codemonkey.ws>
To: Glauber Costa <glommer@redhat.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, avi@redhat.com
Subject: [Qemu-devel] Re: [PATCH] do boundary check based on absolute value
Date: Thu, 04 Dec 2008 16:36:54 -0600 [thread overview]
Message-ID: <49385B86.8090604@codemonkey.ws> (raw)
In-Reply-To: <1228427046-28875-1-git-send-email-glommer@redhat.com>
Glauber Costa wrote:
> For backward operations, dstpitch and srcpitch can
> be negative. This leads BLTUNSAFE macro into an
> overflow, and as a result, it avoids performing
> operations that are perfectly valid.
>
> The visible effect that led to that patch was the gnome-panel
> bar in Fedora10. Before this patch, you could see garbage
> clobbering a big portion of the bar.
>
> After this patch, this garbage is gone.
>
>
Applied. Thanks.
Regards,
Anthony Liguori
next prev parent reply other threads:[~2008-12-04 22:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-04 21:44 [Qemu-devel] [PATCH] do boundary check based on absolute value Glauber Costa
2008-12-04 22:36 ` Anthony Liguori [this message]
2008-12-05 12:00 ` René Rebe
2008-12-05 12:04 ` Glauber Costa
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