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=-4.4 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS 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 165ACC433DF for ; Sun, 26 Jul 2020 01:23:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DF9F2206D8 for ; Sun, 26 Jul 2020 01:23:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NJYkDksH" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726931AbgGZBXi (ORCPT ); Sat, 25 Jul 2020 21:23:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726870AbgGZBXi (ORCPT ); Sat, 25 Jul 2020 21:23:38 -0400 Received: from mail-pf1-x444.google.com (mail-pf1-x444.google.com [IPv6:2607:f8b0:4864:20::444]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 17CD5C0619D2 for ; Sat, 25 Jul 2020 18:23:38 -0700 (PDT) Received: by mail-pf1-x444.google.com with SMTP id u5so7211118pfn.7 for ; Sat, 25 Jul 2020 18:23:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:cc:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding; bh=IEDT2J/xqegT0M1uz0RvFuU4x4R6j5iu+foEx8EbglM=; b=NJYkDksHHkaA37tU6HPI3kpOUrXHj2vSLoWTJqh7fdG63xuSEJoFAVYK9jP1B/+/U+ n8tPLFTdeJcDbOscDQUf+FQJqBFqIw4wsBg06QU0Wqfi+UzbCPVPy6INxq31H4Qg5cyK pb0SAFT6gg6MAkUk2OauSZWqpKlxSTT1YmoTIdpgrjLHLhhTHqUEOXgOxbyJ9I8Rl0k6 ++4glvz5rw0osW0gpeOCxogcyIpd9abWD+pGXhXQrVXmCNVMMviqY0lxF7AYRPnlsiR0 kyHoLDk94OQhUaoHK41Cd1E71nvd3h1c6uWz73han7n/yS73bo0p1oywCELJ3ORmS4Uc U0+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:cc:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=IEDT2J/xqegT0M1uz0RvFuU4x4R6j5iu+foEx8EbglM=; b=BVu6Hj9VTjuA9hl9mwC71kCgUflqA1mR5AObL3N+D7fvBKFJN5OOBFRFKZ/nsLN+1E qcBZxRlsDaO1kO+ivFLpfw4gBx4W8D65hZXBlcfZ1pzKBLeq2BUzxm/oGwFOOJYbeVAO hZT7/Pq4KeQ1flb8efN0DPxTYJ/HCzSiZRd7eNC1nqri6I4/Nn8rJWMo1Sht5IdDd5x0 gbTtF+lLw17eJVPIlT6KCIcVU9bdVZXpYwFUC5+XSijhSWm9cOR+u4tXSCmdfd8UUXTN MI3i4SpqeSQgC5s2lmBN8GjiRGoOODFslrbDBiT6k4qlOqEVHeZtKIDURaGoLZbTOSpN TTgg== X-Gm-Message-State: AOAM532uMqO0YkRe9xQH2admJIW3nhj3aQnVUeZ4WFYmgSIv/xyeArXp R2PPyY36cddpRXZcl3Tt9b0= X-Google-Smtp-Source: ABdhPJz2DThNh4sIB8lQQf0uDSStNMlvosgRdeWeDBVvNIvJkrNqSn5P7speS5DsNBneGmbhmtvaQA== X-Received: by 2002:a65:6786:: with SMTP id e6mr13648676pgr.395.1595726617437; Sat, 25 Jul 2020 18:23:37 -0700 (PDT) Received: from [192.168.1.101] (122-58-181-132-adsl.sparkbb.co.nz. [122.58.181.132]) by smtp.gmail.com with ESMTPSA id d93sm2642589pjk.44.2020.07.25.18.23.33 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sat, 25 Jul 2020 18:23:37 -0700 (PDT) Subject: Re: Seccomp support for linux-m68k To: Andreas Schwab References: <5642df4a-be8f-01eb-63c1-b5b4d75fa9d0@physik.fu-berlin.de> <06f3ccd0-3567-5905-eea0-80fb18206648@gmail.com> <877durreph.fsf@igel.home> Cc: John Paul Adrian Glaubitz , linux-m68k , Debian m68k , Helge Deller From: Michael Schmitz Message-ID: <80cef911-af86-c49f-5ac3-1cfe7037de80@gmail.com> Date: Sun, 26 Jul 2020 13:23:31 +1200 User-Agent: Mozilla/5.0 (X11; Linux ppc; rv:45.0) Gecko/20100101 Icedove/45.4.0 MIME-Version: 1.0 In-Reply-To: <877durreph.fsf@igel.home> Content-Type: text/plain; charset=iso-8859-15; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-m68k-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-m68k@vger.kernel.org Hi Andreas, Am 25.07.2020 um 23:55 schrieb Andreas Schwab: > On Jul 25 2020, Michael Schmitz wrote: > >> --- a/arch/m68k/kernel/entry.S >> +++ b/arch/m68k/kernel/entry.S >> @@ -167,6 +167,8 @@ do_trace_entry: >> jbsr syscall_trace_enter >> RESTORE_SWITCH_STACK >> addql #4,%sp >> + tstb %d0 >> + jne ret_from_syscall > > Why tstb and not tstl? No particular reason - I had seen testb used in the syscall entry code and had copied that. Missed the use of testl elsewhere in entry.S ... Fixed in v2 of my patch. Cheers, Michael > > Andreas. >