Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757860AbcDGVjf (ORCPT ); Thu, 7 Apr 2016 17:39:35 -0400 Received: from mail-ig0-f178.google.com ([209.85.213.178]:37961 "EHLO mail-ig0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757843AbcDGVjd (ORCPT ); Thu, 7 Apr 2016 17:39:33 -0400 Subject: Re: [PATCH 17/19] perf tools: Build syscall table .c header from kernel's syscall_64.tbl To: Arnaldo Carvalho de Melo , Ingo Molnar References: <1460062720-21736-1-git-send-email-acme@kernel.org> <1460062720-21736-18-git-send-email-acme@kernel.org> Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , Jiri Olsa , Namhyung Kim , Wang Nan From: David Ahern Message-ID: <5706D389.50404@gmail.com> Date: Thu, 7 Apr 2016 15:39:21 -0600 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:38.0) Gecko/20100101 Thunderbird/38.7.2 MIME-Version: 1.0 In-Reply-To: <1460062720-21736-18-git-send-email-acme@kernel.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 659 Lines: 16 On 4/7/16 2:58 PM, Arnaldo Carvalho de Melo wrote: > We used libaudit to map ids to syscall names and vice-versa, but that > imposes a delay in supporting new syscalls, having to wait for libaudit > to get those new syscalls on its tables. and for the distribution to get the new libaudit. > > To remove that delay, for x86_64 initially, grab a copy of > arch/x86/entry/syscalls/syscall_64.tbl and use it to generate those > tables. Now that's a benefit for perf in the kernel tree. What happens for out of tree perf builds? Are the requisite files included in the tarball? (apparently no, since the manifest file is not updated or perhaps I missed it)