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=-5.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 60DAAC43381 for ; Fri, 8 Mar 2019 19:53:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D849206DF for ; Fri, 8 Mar 2019 19:53:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="FLvLVIFj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726933AbfCHTxI (ORCPT ); Fri, 8 Mar 2019 14:53:08 -0500 Received: from merlin.infradead.org ([205.233.59.134]:36764 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726258AbfCHTxI (ORCPT ); Fri, 8 Mar 2019 14:53:08 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=HmHDBcWa41rLW3eKSxE7V5EQqNizppq/JTPzVj4Lfeo=; b=FLvLVIFj49657IYlGILZDJCbM qp+VimSYf9hwKDcjF4rPrWnR1dowUy2n8jZqo3ZCXHXTMK1bV0VJqpVbYAah5GRr0lznYRduhHmY4 VwRdJHP+4P9HKkwFwQLDv+fpTGd6SEhNOeYoXMWIlU3v3TuH2uORkcYxHI1Mp6xD/N7QSMAh7HWKO serp/S8Sc39Axi9wnhvYYRdvNol4/q3dKBTWbp9k/onX3vAShtLNhbpUEDGVHzOLRPX2CI628/DAL pePJMtErt2XYRyTDCutF0BsLldfgYXdP6Z6i7EMDtt4yF5A84PQFxIiLwL9naFKEVuSWMeNU1iT5p yWSJkS2Bw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1h2LY7-0001Vb-U4; Fri, 08 Mar 2019 19:52:56 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 902F020281DC5; Fri, 8 Mar 2019 20:52:54 +0100 (CET) Date: Fri, 8 Mar 2019 20:52:54 +0100 From: Peter Zijlstra To: Josh Poimboeuf Cc: torvalds@linux-foundation.org, tglx@linutronix.de, hpa@zytor.com, julien.thierry@arm.com, will.deacon@arm.com, luto@amacapital.net, mingo@kernel.org, catalin.marinas@arm.com, james.morse@arm.com, valentin.schneider@arm.com, brgerst@gmail.com, luto@kernel.org, bp@alien8.de, dvlasenk@redhat.com, linux-kernel@vger.kernel.org, dvyukov@google.com, rostedt@goodmis.org Subject: Re: [PATCH 13/20] objtool: Hande function aliases Message-ID: <20190308195254.GG32494@hirez.programming.kicks-ass.net> References: <20190307114511.870090179@infradead.org> <20190307115200.238778618@infradead.org> <20190308192358.65kzunthwzvsdifg@treble> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190308192358.65kzunthwzvsdifg@treble> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 08, 2019 at 01:23:58PM -0600, Josh Poimboeuf wrote: > > On Thu, Mar 07, 2019 at 12:45:24PM +0100, Peter Zijlstra wrote: > > Function aliases result in different symbols for the same set of > > instructions; track a canonical symbol so there is a unique point of > > access. > > > > Signed-off-by: Peter Zijlstra (Intel) > > s/Hande/Handle/ in $SUBJECT Whoops :-) > Also you can clarify why we need to track aliases? Function attributes (as per that previous patch) and: git grep "alias" mm/kasan.