From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yw0-f198.google.com (mail-yw0-f198.google.com [209.85.161.198]) by kanga.kvack.org (Postfix) with ESMTP id 1486F828E1 for ; Wed, 6 Jul 2016 10:36:35 -0400 (EDT) Received: by mail-yw0-f198.google.com with SMTP id l125so207455265ywb.2 for ; Wed, 06 Jul 2016 07:36:35 -0700 (PDT) Received: from mail-vk0-x230.google.com (mail-vk0-x230.google.com. [2607:f8b0:400c:c05::230]) by mx.google.com with ESMTPS id m35si1379089uam.186.2016.07.06.07.36.34 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 06 Jul 2016 07:36:34 -0700 (PDT) Received: by mail-vk0-x230.google.com with SMTP id t66so23147322vka.1 for ; Wed, 06 Jul 2016 07:36:34 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20160629105736.15017-7-dsafonov@virtuozzo.com> References: <20160629105736.15017-1-dsafonov@virtuozzo.com> <20160629105736.15017-7-dsafonov@virtuozzo.com> From: Andy Lutomirski Date: Wed, 6 Jul 2016 07:36:14 -0700 Message-ID: Subject: Re: [PATCHv2 6/6] x86/signal: add SA_{X32,IA32}_ABI sa_flags Content-Type: text/plain; charset=UTF-8 Sender: owner-linux-mm@kvack.org List-ID: To: Dmitry Safonov Cc: "linux-kernel@vger.kernel.org" , Dmitry Safonov <0x7f454c46@gmail.com>, "linux-mm@kvack.org" , Ingo Molnar , Cyrill Gorcunov , xemul@virtuozzo.com, Oleg Nesterov , Andy Lutomirski , X86 ML On Wed, Jun 29, 2016 at 3:57 AM, Dmitry Safonov wrote: > Introduce new flags that defines which ABI to use on creating sigframe. > Those flags kernel will set according to sigaction syscall ABI, > which set handler for the signal being delivered. > > So that will drop the dependency on TIF_IA32/TIF_X32 flags on signal deliver. > Those flags will be used only under CONFIG_COMPAT. > > Similar way ARM uses sa_flags to differ in which mode deliver signal > for 26-bit applications (look at SA_THIRYTWO). Reviewed-by: Andy Lutomirski > > Cc: Oleg Nesterov > Cc: Andy Lutomirski > Cc: Ingo Molnar > Cc: Cyrill Gorcunov > Cc: Pavel Emelyanov > Cc: x86@kernel.org > Signed-off-by: Dmitry Safonov -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org