From: Geert Uytterhoeven Subject: Re: [GIT PULL] ext4 changes for 3.15 Date: Mon, 7 Apr 2014 22:25:30 +0200 Message-ID: References: <20140403191558.GA8745@thunk.org> <20140404035308.GC2525@thunk.org> <20140404134429.GB26806@quack.suse.cz> <20140404234358.GE10275@thunk.org> <20140407140745.GA8855@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 To: "Theodore Ts'o" , Miklos Szeredi , Jan Kara , Linus Torvalds , Linux Kernel Mailing List , "linux-ext4@vger.kernel.org" , Al Viro Return-path: Received: from mail-pa0-f43.google.com ([209.85.220.43]:42005 "EHLO mail-pa0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754335AbaDGUZb (ORCPT ); Mon, 7 Apr 2014 16:25:31 -0400 In-Reply-To: <20140407140745.GA8855@thunk.org> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Mon, Apr 7, 2014 at 4:07 PM, Theodore Ts'o wrote: > On Mon, Apr 07, 2014 at 03:15:36PM +0200, Miklos Szeredi wrote: >> > >> > Is there anything obvious that I might be doing wrong? >> >> I only wired up the syscall for x86_64. Who's responsible for adding >> all the syscall tables for the various architectures? > > Ah, and I was testing with i386, not x86_64, so that it explains that. > > It's been quite a while since I've worked to add a new system call, > but my impressure is that in general the person who creates the new > system call needs to reach out to the architecture maintainers > (preferably with a patch :-), since otherwise the architecture Preferably the creator of the new system call emails linux-arch. Patches are always nice to have, but they may cause conflicts w.r.t. syscall numbering. > maintainers would have no idea that a new syscall has been added. If i386 has the new syscall, scripts/checksyscalls.sh will catch it and inform us about it during our next kernel build. If you add it to x86_64 only, bad luck for anyone else ;-) 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