From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36115) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Utljv-0005Rf-C7 for qemu-devel@nongnu.org; Mon, 01 Jul 2013 17:34:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Utljt-00054r-0E for qemu-devel@nongnu.org; Mon, 01 Jul 2013 17:34:27 -0400 Received: from mail-la0-f48.google.com ([209.85.215.48]:39850) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Utljs-00054m-P2 for qemu-devel@nongnu.org; Mon, 01 Jul 2013 17:34:24 -0400 Received: by mail-la0-f48.google.com with SMTP id lx15so4807356lab.21 for ; Mon, 01 Jul 2013 14:34:23 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <51D1EC0D.50304@redhat.com> References: <1372444009-11544-1-git-send-email-pbonzini@redhat.com> <1372444009-11544-6-git-send-email-pbonzini@redhat.com> <51D15DDC.3030705@redhat.com> <51D1AC75.3000000@redhat.com> <51D1EC0D.50304@redhat.com> From: Peter Maydell Date: Mon, 1 Jul 2013 22:34:02 +0100 Message-ID: Content-Type: text/plain; charset=UTF-8 Subject: Re: [Qemu-devel] [PATCH 05/30] exec: do not use qemu/tls.h List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel@nongnu.org On 1 July 2013 21:52, Paolo Bonzini wrote: > Il 01/07/2013 18:26, Peter Maydell ha scritto: >> Since the two largest cases are both "cpu_single_env must be TLS" >> (ie (a) system emulation built with KVM support and (b) linux-user), >> the set of targets which can be non-TLS is really really small, >> and I think (1) makes much more sense. > > Not many linux-user targets support threads (including not i386). i386 guest is a comparatively rare case for linux-user (because most people have an i386 box they can run them on). Also I'm hoping to get most of the linux-user guests up to the point where we can just have CONFIG_NPTL be true for all of them -- I have several patches on-list which are trying to head in that direction. thanks -- PMM