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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 37509C4332F for ; Sat, 19 Nov 2022 00:22:06 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4NDZ8r3Bblz3f3q for ; Sat, 19 Nov 2022 11:22:04 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=desiato.20200630 header.b=j2fhWNOm; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=none (no SPF record) smtp.mailfrom=infradead.org (client-ip=2001:8b0:10b:1:d65d:64ff:fe57:4e05; helo=desiato.infradead.org; envelope-from=peterz@infradead.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=infradead.org header.i=@infradead.org header.a=rsa-sha256 header.s=desiato.20200630 header.b=j2fhWNOm; dkim-atps=neutral Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4NDDbF04GPz30Bp for ; Fri, 18 Nov 2022 22:10:13 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; 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=EfRO0ptxO3+ypU2KxCKexp96MUHxMRW8bunXh9MGsDQ=; b=j2fhWNOmh2ITESo1lzhfRgZXcy Ww/+yE7B77lsEp9a5n4uehGvoEzq0/D6H+yNfg2imI7YtOyX0f7hBuGqmcLLVHk7Xoiz2DhCcr6Ox Kyj24oVhndXBJUtnSu3HeY2mMmKgIgEYe+CgnUZx2ga615+T+GFz8I6+hMI7Htu6k0I+BMReJCS79 lAjXTWY+taWdToLN5Du3UIwPnfLSaBXSvfRVjW0tKz24opKqeYxBMCGY3c/C/3e3UyKkhijlvua8W YSHKr8HDrN9+5aolNRPgkhdieUgbnls9Z9hPp8KrNiwdL9WqNuH3UC1ytxeh+awYd4oA+Hz9kLSlJ IaR4uXQw==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ovzF5-001xdI-ON; Fri, 18 Nov 2022 11:09:08 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 9BC4C300220; Fri, 18 Nov 2022 12:09:02 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 7C5AF205A9605; Fri, 18 Nov 2022 12:09:02 +0100 (CET) Date: Fri, 18 Nov 2022 12:09:02 +0100 From: Peter Zijlstra To: Linus Torvalds Subject: Re: [PATCH mm-unstable v1 20/20] mm: rename FOLL_FORCE to FOLL_PTRACE Message-ID: References: <20221116102659.70287-1-david@redhat.com> <20221116102659.70287-21-david@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Mailman-Approved-At: Sat, 19 Nov 2022 11:21:11 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , linux-ia64@vger.kernel.org, David Hildenbrand , Alexander Shishkin , Catalin Marinas , Tetsuo Handa , Dave Hansen , dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, Will Deacon , Nadav Amit , linux-kselftest@vger.kernel.org, "H. Peter Anvin" , sparclinux@vger.kernel.org, Shuah Khan , Anton Ivanov , Andrea Arcangeli , linux-samsung-soc@vger.kernel.org, Paul Moore , linux-rdma@vger.kernel.org, David Airlie , x86@kernel.org, Hugh Dickins , James Morris , Matthew Wilcox , Christoph Hellwig , Jason Gunthorpe , Ingo Molnar , Vlastimil Babka , Matt Turner , Kentaro Takeda , linux-media@vger.kernel.org, Kees Cook , Arnd Bergmann , John Hubbard , linux-um@lists.infradead.org, etnaviv@lists.freedesktop.org, Nicholas Piggin , Richard Weinberger , Alex Williamson , Ivan Kokshaysky , Peter Xu , Muchun Song , Namhyung Kim , Thomas Gleixner , Richard Henderson , Arnaldo Carvalho de Melo , Oleg Nesterov , linux-arm-kernel@lists.infradead.org, "Serge E. Hallyn" , Thomas Bogendoerfer , Greg Kroah-Hartman , Oded Gabbay , linux-kernel@vger.kernel.org, Alexande r Viro , linux-perf-users@vger.kernel.org, Johannes Berg , linux-security-module@vger.kernel.org, Eric Biederman , Jiri Olsa , linux-alpha@vger.kernel.org, linux-fsdevel@vger.kernel.org, Borislav Petkov , Andrew Morton , Lucas Stach , linuxppc-dev@lists.ozlabs.org, "David S. Miller" , Mike Kravetz Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, Nov 16, 2022 at 10:16:34AM -0800, Linus Torvalds wrote: > Following the history of it is a big of a mess, because there's a > number of renamings and re-organizations, but it seems to go back to > 2007 and commit b6a2fea39318 ("mm: variable length argument support"). I went back and read parts of the discussions with Ollie, and the .force=1 thing just magically appeared one day when we were sending work-in-progress patches back and forth without mention of where it came from :-/ And I certainly can't remember now.. Looking at it now, I have the same reaction as both you and Kees had, it seems entirely superflous. So I'm all for trying to remove it.