From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752222AbYLRUL5 (ORCPT ); Thu, 18 Dec 2008 15:11:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752842AbYLRULn (ORCPT ); Thu, 18 Dec 2008 15:11:43 -0500 Received: from pfepa.post.tele.dk ([195.41.46.235]:57934 "EHLO pfepa.post.tele.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753495AbYLRULl (ORCPT ); Thu, 18 Dec 2008 15:11:41 -0500 Date: Thu, 18 Dec 2008 21:13:11 +0100 From: Sam Ravnborg To: Jan Beulich Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] strip generated symbols from *.ko Message-ID: <20081218201311.GA16647@uranus.ravnborg.org> References: <49479EDE.76E4.0078.0@novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49479EDE.76E4.0078.0@novell.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Dec 16, 2008 at 11:28:14AM +0000, Jan Beulich wrote: > This patch changes the way __crc_ symbols are being resolved from > using ld to do so to using the assembler, thus allowing these symbols > to be marked local (the linker creates then as global ones) and hence > allow stripping (for modules) or ignoring (for vmlinux) them. While at > this, also strip other generated symbols during module installation. > > One potentially debatable point is the handling of the flags passeed > to gcc when translating the intermediate assembly file into an object: > passing $(c_flags) unchanged doesn't work as gcc passes --gdwarf2 to > gas whenever is sees any -g* option, even for -g0, and despite the > fact that the compiler would have already produced all necessary debug > info in the C->assembly translation phase. I took the approach of just > filtering out all -g* options, but an alternative to such negative > filtering might be to have a positive filter which might, in the ideal > case allow just all the -Wa,* options to pass through. > > Signed-off-by: Jan Beulich Both patches are encoded so I end up with "=20", "=3D" in the saved file. Can you please resend as attachment or fix your mailer. Thanks, Sam