From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:59841) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TQPPA-0002z3-OV for qemu-devel@nongnu.org; Mon, 22 Oct 2012 17:19:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TQPP9-00047m-SU for qemu-devel@nongnu.org; Mon, 22 Oct 2012 17:19:24 -0400 Received: from mail-da0-f45.google.com ([209.85.210.45]:58821) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TQPP9-00047d-LO for qemu-devel@nongnu.org; Mon, 22 Oct 2012 17:19:23 -0400 Received: by mail-da0-f45.google.com with SMTP id n15so1495302dad.4 for ; Mon, 22 Oct 2012 14:19:22 -0700 (PDT) Sender: Richard Henderson Message-ID: <5085B858.9070205@twiddle.net> Date: Tue, 23 Oct 2012 07:19:20 +1000 From: Richard Henderson MIME-Version: 1.0 References: <1350871867-27066-1-git-send-email-rth@twiddle.net> <20121022055915.GA3260@ohm.aurel32.net> In-Reply-To: <20121022055915.GA3260@ohm.aurel32.net> Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2] tcg-i386: Use %gs prefixes for x86_64 GUEST_BASE List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Aurelien Jarno Cc: qemu-devel@nongnu.org On 2012-10-22 15:59, Aurelien Jarno wrote: > Yes, this is a know fact that this libc function doesn't have a > prototype (for instance in the manpage), that said it exists and at > least on x32 it's actually a wrapper doing things. > > That's why I think it's better to use it than doing the syscall > directly. Well, we know that arch_prctl is not a wrapper for x86_64. And x32 will never be a concern for qemu. But I guess I can change this if you really really insist. r~