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=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 86A4CC4727C for ; Thu, 1 Oct 2020 13:36:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3859320B1F for ; Thu, 1 Oct 2020 13:36:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="rkoYrYmb" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732099AbgJANgo (ORCPT ); Thu, 1 Oct 2020 09:36:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49816 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731993AbgJANgo (ORCPT ); Thu, 1 Oct 2020 09:36:44 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64148C0613D0; Thu, 1 Oct 2020 06:36:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.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; bh=fKHBx2l1x20GN0S3b+jTfen0uwxhiVfe2eiMSbpdaJc=; b=rkoYrYmb5/6jzedCCWXFLJn1Js Su3dhZ5KWDv1MASUxHWIyi0HHPm/ePgWAlqmlPl7vX0YAy66AJdPY+/xm0WAUYoRmEBX+mO+6T8+V Icj9pc59qTGH/yoN90T+98J5m6GdmDo4o+YQ6Qcwfvu5StJC1CMj+dZsOTyf/c9HP8WlPBGOb+o0Q 6D9yVgyZ+6MFyhrDwUasgeNYH4HtwuVAWOPmdotfUbYA/8kLlXOVNla6GYLXq1AzitcCts/t+cL5h IEg2Eshs26M+j10DrIY85wx56KguUB9k4rNB/xtXHnDIekBqXSRpUNU87NEPTQuVilHGV1nifj4NB bclif4ew==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kNyko-0004ix-3E; Thu, 01 Oct 2020 13:36:14 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 436ED300446; Thu, 1 Oct 2020 15:36:12 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 30D1F203DC1C6; Thu, 1 Oct 2020 15:36:12 +0200 (CEST) Date: Thu, 1 Oct 2020 15:36:12 +0200 From: Peter Zijlstra To: Miroslav Benes Cc: Sami Tolvanen , Masahiro Yamada , Will Deacon , Steven Rostedt , Greg Kroah-Hartman , "Paul E. McKenney" , Kees Cook , Nick Desaulniers , clang-built-linux@googlegroups.com, kernel-hardening@lists.openwall.com, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, x86@kernel.org, jthierry@redhat.com, jpoimboe@redhat.com Subject: Re: [PATCH v4 04/29] objtool: Add a pass for generating __mcount_loc Message-ID: <20201001133612.GQ2628@hirez.programming.kicks-ass.net> References: <20200929214631.3516445-1-samitolvanen@google.com> <20200929214631.3516445-5-samitolvanen@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org On Thu, Oct 01, 2020 at 03:17:07PM +0200, Miroslav Benes wrote: > I also wonder about making 'mcount' command separate from 'check'. Similar > to what is 'orc' now. But that could be done later. I'm not convinced more commands make sense. That only begets us the problem of having to run multiple commands.