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=-4.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 53E24C282DB for ; Mon, 21 Jan 2019 09:01:10 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D1F1C2084A for ; Mon, 21 Jan 2019 09:01:09 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D1F1C2084A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 43jlrz6k8xzDqLW for ; Mon, 21 Jan 2019 20:01:07 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=gmail.com (client-ip=209.85.222.66; helo=mail-ua1-f66.google.com; envelope-from=geert.uytterhoeven@gmail.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Received: from mail-ua1-f66.google.com (mail-ua1-f66.google.com [209.85.222.66]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 43jll70grrzDqWy for ; Mon, 21 Jan 2019 19:56:02 +1100 (AEDT) Received: by mail-ua1-f66.google.com with SMTP id e16so6647462uam.12 for ; Mon, 21 Jan 2019 00:56:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OJScdj9p18oAEvTl9TNP9AzhiR3NeXZIyKQOy3xgTy8=; b=bJ6COyScclWEYr6oA3F12oY3AsJT0IprU5QDMQAl/uAcqBMgQrBg4be5Mdkcd4i+Mu 9rZ8wbfxbWdEc/T0n65afQTXQU215OZuUovtH24ABP5LtsJ1pwTSoMwrqYvB2PDf6ev6 zzUUfQr2lbNlrT7BlDlhahBKxMxvwB7tOLejRJF7e3Z739RKvQsQtTt/Phs6/XoaXYQP pOGDsDA43ZNiwc6ydR2nez3tI2Y5FvOA8DgUAQ/DTcUtQ7DIv16+5thRN9W7nxXs3nKN +AFFo2+Hc/GZ9XYO7EYxVmCVEZrQFL8adIhcU9xJmoggt5uYWegeUpKSj0YGpe7RI3Cc M9+g== X-Gm-Message-State: AJcUukeNkI2skGeI4rCV9gYQt47My45KZ46i3f/dXWxt0rFhBS47qWSB uymr5TUxlvJRfx5vPtmIH+ah7gyOiToKrjevjBE= X-Google-Smtp-Source: ALg8bN4uFN3zWGMaGcasO6usU7NqldPno3Vg0buANjUHshxvHAfNTtSuQ7VautHVX5df0UK1s1iotaDgJP2GFGxetwA= X-Received: by 2002:ab0:7251:: with SMTP id d17mr11840905uap.0.1548060960356; Mon, 21 Jan 2019 00:56:00 -0800 (PST) MIME-Version: 1.0 References: <20190118161835.2259170-1-arnd@arndb.de> <20190118161835.2259170-15-arnd@arndb.de> In-Reply-To: <20190118161835.2259170-15-arnd@arndb.de> From: Geert Uytterhoeven Date: Mon, 21 Jan 2019 09:55:48 +0100 Message-ID: Subject: Re: [PATCH v2 14/29] arch: add pkey and rseq syscall numbers everywhere To: Arnd Bergmann Content-Type: text/plain; charset="UTF-8" X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rich Felker , "linux-ia64@vger.kernel.org" , Linux-sh list , Heiko Carstens , linux-mips@vger.kernel.org, Max Filippov , netdev , Deepa Dinamani , "H. Peter Anvin" , sparclinux , Linux-Arch , linux-s390 , y2038 Mailman List , Helge Deller , the arch/x86 maintainers , Russell King , Ingo Molnar , Firoz Khan , Catalin Marinas , Matt Turner , Fenghua Yu , Will Deacon , Linux FS Devel , linux-m68k , Andy Lutomirski , Thomas Gleixner , Linux ARM , Michal Simek , Tony Luck , Parisc List , Linux API , Linux Kernel Mailing List , Paul Burton , "Eric W. Biederman" , alpha , Martin Schwidefsky , Andrew Morton , linuxppc-dev , "David S. Miller" Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Fri, Jan 18, 2019 at 5:20 PM Arnd Bergmann wrote: > Most architectures define system call numbers for the rseq and pkey system > calls, even when they don't support the features, and perhaps never will. > > Only a few architectures are missing these, so just define them anyway > for consistency. If we decide to add them later to one of these, the > system call numbers won't get out of sync then. > > Signed-off-by: Arnd Bergmann > arch/m68k/kernel/syscalls/syscall.tbl | 4 ++++ > --- a/arch/m68k/kernel/syscalls/syscall.tbl > +++ b/arch/m68k/kernel/syscalls/syscall.tbl > @@ -388,6 +388,10 @@ > 378 common pwritev2 sys_pwritev2 > 379 common statx sys_statx > 380 common seccomp sys_seccomp > +381 common pkey_alloc sys_pkey_alloc > +382 common pkey_free sys_pkey_free > +383 common pkey_mprotect sys_pkey_mprotect > +384 common rseq sys_rseq Note that all architectures that already define pkey syscalls, list pkey_mprotect first. Regardless, for m68k: Acked-by: Geert Uytterhoeven > # room for arch specific calls > 393 common semget sys_semget > 394 common semctl sys_semctl Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds