From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BD83C3A5A2 for ; Fri, 20 Sep 2019 23:41:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4BD4921835 for ; Fri, 20 Sep 2019 23:41:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569022878; bh=ojAYYfdBkOdiTnCiA1MZE0e9UnZ9KGpCsdeXCBLihcY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=tdNi++7u3AKDArnVKDPEeSWwRrSvUiSylh16TZA69XQZ5JYs0E/B0z9qflPourWBY 9Py/wddEDOUjkoQoXx4d8iGY2HP0uxk5xTv1JYMESfzs1w7AKLNRoP9wTPtt5Jv1sj 2JAxk/MQ9vOrQZMDMj3cM5QyiH0mj2M7PyEhee8E= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407197AbfITXlR (ORCPT ); Fri, 20 Sep 2019 19:41:17 -0400 Received: from mail.kernel.org ([198.145.29.99]:48074 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407175AbfITXlR (ORCPT ); Fri, 20 Sep 2019 19:41:17 -0400 Received: from mail-wr1-f44.google.com (mail-wr1-f44.google.com [209.85.221.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0E0F12173E for ; Fri, 20 Sep 2019 23:41:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569022876; bh=ojAYYfdBkOdiTnCiA1MZE0e9UnZ9KGpCsdeXCBLihcY=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=rRhlAFmKhTi8/d1bAbrqXiBMB11FjQ24vMk8BFohSyIIt8xzlBcJRXaziWx7WDay1 Rhuq+5+kFyadtLXDOYW4lUBPyJZuOEuC7sw5Tn4pPxgLGdRijMtILsDh4Isu3oTUHE 1Q/TQhKXZ7YzbceZ9p38MWMduagEjHcPO2Rw69cQ= Received: by mail-wr1-f44.google.com with SMTP id h7so8327317wrw.8 for ; Fri, 20 Sep 2019 16:41:15 -0700 (PDT) X-Gm-Message-State: APjAAAUFH8Izla3KU15rDcB6YJJNUPwmhdxUwV2Zi3sQ3diyvIjwoVZZ xIIrr3sq/BDcibVrpLT3PDRWSEZ/gnx9lAi4l0qT2Q== X-Google-Smtp-Source: APXvYqyf3OotoH6d4iFXDED9a48fTftKQ2+trQoK9GWGc2XYOC0HoaAixE0iut5qmepC7ZoXIEFCZutTrx67cZb/8w0= X-Received: by 2002:adf:cc0a:: with SMTP id x10mr13505181wrh.195.1569022874617; Fri, 20 Sep 2019 16:41:14 -0700 (PDT) MIME-Version: 1.0 References: <20190919150314.054351477@linutronix.de> <20190919150808.724554170@linutronix.de> In-Reply-To: <20190919150808.724554170@linutronix.de> From: Andy Lutomirski Date: Fri, 20 Sep 2019 16:41:03 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [RFC patch 03/15] x86/entry: Use generic syscall entry function To: Thomas Gleixner Cc: LKML , X86 ML , Peter Zijlstra , Andy Lutomirski , Catalin Marinas , Will Deacon , Mark Rutland , Marc Zyngier , Paolo Bonzini , kvm list , linux-arch Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 19, 2019 at 8:09 AM Thomas Gleixner wrote: > > Replace the syscall entry work handling with the generic version, Provide > the necessary helper inlines to handle the real architecture specific > parts, e.g. audit and seccomp invocations. > - if (work & (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_EMU)) { > - ret = tracehook_report_syscall_entry(regs); > - if (ret || (work & _TIF_SYSCALL_EMU)) > - return -1L; > - } Unless I missed something, you lost the _TIF_SYSCALL_EMU abomination.