From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:33222) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ud3is-0005RJ-T4 for qemu-devel@nongnu.org; Thu, 16 May 2013 15:20:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ud3io-00074I-AE for qemu-devel@nongnu.org; Thu, 16 May 2013 15:20:18 -0400 Received: from mail-gh0-f177.google.com ([209.85.160.177]:65503) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ud3io-000747-5c for qemu-devel@nongnu.org; Thu, 16 May 2013 15:20:14 -0400 Received: by mail-gh0-f177.google.com with SMTP id f20so702044ghb.8 for ; Thu, 16 May 2013 12:20:13 -0700 (PDT) Sender: Paolo Bonzini Message-ID: <51953162.3000107@redhat.com> Date: Thu, 16 May 2013 21:20:02 +0200 From: Paolo Bonzini MIME-Version: 1.0 References: <20130516173422.20571.91890.malonedeb@gac.canonical.com> <20130516173422.20571.91890.malonedeb@gac.canonical.com> In-Reply-To: <20130516173422.20571.91890.malonedeb@gac.canonical.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [Bug 1180923] [NEW] unused memory filled with 0x00 instead of 0xFF List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Bug 1180923 <1180923@bugs.launchpad.net> Cc: qemu-devel@nongnu.org, TC1988 Il 16/05/2013 19:34, TC1988 ha scritto: > Public bug reported: > > Qemu, ever since it was made (so, since 2003), has this problem in DOS > (either PC-DOS or MS-DOS and partly Windows 9x) not recognizing the > memory available when the memory is filled with 0x00 but when it is > filled with 0xFF it gets recognized properly, where should I patch qemu > to solve this memory problem? Can you provide reproduction instructions for this bug? Paolo