From patchwork Sat Feb 8 07:50:40 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andi Kleen X-Patchwork-Id: 3609231 Return-Path: X-Original-To: patchwork-linux-kbuild@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B0E7EBF418 for ; Sat, 8 Feb 2014 07:52:44 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E5FA22017B for ; Sat, 8 Feb 2014 07:52:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 27CD020172 for ; Sat, 8 Feb 2014 07:52:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750858AbaBHHw0 (ORCPT ); Sat, 8 Feb 2014 02:52:26 -0500 Received: from mga01.intel.com ([192.55.52.88]:63847 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750957AbaBHHv1 (ORCPT ); Sat, 8 Feb 2014 02:51:27 -0500 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP; 07 Feb 2014 23:51:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.95,805,1384329600"; d="scan'208";a="477987218" Received: from laut.jf.intel.com (HELO localhost) ([10.23.232.94]) by fmsmga002.fm.intel.com with ESMTP; 07 Feb 2014 23:51:25 -0800 Received: by localhost (Postfix, from userid 1000) id 59CDC124B08; Sat, 8 Feb 2014 08:50:46 +0100 (CET) From: Andi Kleen To: mmarek@suse.cz Cc: linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, Andi Kleen Subject: [PATCH 6/6] kbuild: Remove .dot postfixes in kallsyms Date: Sat, 8 Feb 2014 08:50:40 +0100 Message-Id: <1391845840-28514-6-git-send-email-ak@linux.intel.com> X-Mailer: git-send-email 1.8.5.2 In-Reply-To: <1391845840-28514-1-git-send-email-ak@linux.intel.com> References: <1391845840-28514-1-git-send-email-ak@linux.intel.com> Sender: linux-kbuild-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kbuild@vger.kernel.org X-Spam-Status: No, score=-7.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP For static and some LTO symbols gcc generates .XXXX postfixes. Remove those from the kallsyms, as they are not useful to the user and makes it much larger. This also avoids some issues with LTO. Signed-off-by: Andi Kleen --- scripts/kallsyms.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index c874304..d0e2b56 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -122,7 +122,7 @@ static int read_symbol_tr(const char *sym, unsigned long long addr) static int read_symbol(FILE *in, struct sym_entry *s) { char str[500]; - char *sym, stype; + char *sym, stype, *dot; int rc; rc = fscanf(in, "%llx %c %499s\n", &s->addr, &stype, str); @@ -138,6 +138,11 @@ static int read_symbol(FILE *in, struct sym_entry *s) return -1; } + /* Drop static .XXXX postfixes */ + dot = strchr(str, '.'); + if (dot) + *dot = 0; + sym = str; /* skip prefix char */ if (symbol_prefix_char && str[0] == symbol_prefix_char)