From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NdxYW-0003uC-6u for qemu-devel@nongnu.org; Sat, 06 Feb 2010 22:11:28 -0500 Received: from [199.232.76.173] (port=41314 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NdxYV-0003tT-PD for qemu-devel@nongnu.org; Sat, 06 Feb 2010 22:11:27 -0500 Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1NdxYT-00055v-Sj for qemu-devel@nongnu.org; Sat, 06 Feb 2010 22:11:27 -0500 Received: from fe01x03-cgp.akado.ru ([77.232.31.164]:52224 helo=akado.ru) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NdxYT-00053v-Ew for qemu-devel@nongnu.org; Sat, 06 Feb 2010 22:11:25 -0500 Date: Sun, 7 Feb 2010 06:11:12 +0300 (MSK) From: malc Subject: Re: [Qemu-devel] [PATCH] User mode: Handle x86_64 vsyscall In-Reply-To: <20100207002215.GA19430@shareable.org> Message-ID: References: <20100207002215.GA19430@shareable.org> MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="33734824-830435801-1265512272=:3774" List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jamie Lokier Cc: Laurent Desnogues , qemu-devel@nongnu.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --33734824-830435801-1265512272=:3774 Content-Type: TEXT/PLAIN; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT On Sun, 7 Feb 2010, Jamie Lokier wrote: > Laurent Desnogues wrote: > > On Sat, Feb 6, 2010 at 8:49 AM, Stefan Weil wrote: > > [...] > > > I tested two different hosts with x86_64-linux-user: > > > > > > * 32 bit Intel (i386) - does not work with your patch > > > > For me x86_64 on i386 has always failed without > > even calling vsyscall :-) > > > > > * 64 bit AMD (x86_64)  - works with your patch > > It's a bit worrying that it depends on the host architecture at all. > > How well does x86_64-linux-user emulation work on non-x86 hosts? x64user$ uname -a Linux linmac 2.6.32.3 #4 Sun Jan 31 09:52:58 MSK 2010 ppc 7447A, altivec supported PowerMac10,2 GNU/Linux x64user$ x86_64-linux-user/qemu-x86_64 -L ~/x/lut/gnemul/qemu-x86_64/ ~/x/lut/x86_64/uname -a Linux linmac 2.6.32.3 #4 Sun Jan 31 09:52:58 MSK 2010 x86-64 unknown [..snip..] -- mailto:av1474@comtv.ru --33734824-830435801-1265512272=:3774--