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=-5.8 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 0C54BC433DB for ; Mon, 15 Mar 2021 19:24:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D46C464F51 for ; Mon, 15 Mar 2021 19:24:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233486AbhCOTYM (ORCPT ); Mon, 15 Mar 2021 15:24:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233434AbhCOTXn (ORCPT ); Mon, 15 Mar 2021 15:23:43 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DCCFC06174A for ; Mon, 15 Mar 2021 12:23:43 -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=yO0apWENpMRBblItjr/+oqvVMAF7kQ8kVJErQwoVT2Q=; b=Zuwh75VcSbl5/HLK4Id5YFgb6h fMO+QVnSAeq0Ddeg3IEDPMgFvJmCBZDJwYAGxKQLiu5gLs8xzInB4FTEnmiXSvhrgjD36uJq7ZVP+ A1rzjPEVgUF8ntrR7YgZJk9gJbPojPLNcVM9ribMqJEgduEKr6m1fXQHEAdxYndcZIQAw0jwRPvzY ADweYDRbTG5sS7xJ1u2/YqVmyUkycI2ksRdrOvJ5CjRAnpTbeG0ji1x3zjIRV1EHaIyNffBm4nC3z ptG6A7Z59esVSSLRaM88StqKl1rv2OPp9gI+YEHR20A9+YwmDBoRkP/Q9k1VKbgzJwT/ansAUigBW yU1k/7zQ==; Received: from hch by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lLsns-000eQv-AD; Mon, 15 Mar 2021 19:23:07 +0000 Date: Mon, 15 Mar 2021 19:23:00 +0000 From: Christoph Hellwig To: Catalin Marinas Cc: Valdis Kl??tnieks , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: arm64: kernel/sys.c - silence initialization warnings. Message-ID: <20210315192300.GA154861@infradead.org> References: <162859.1615542946@turing-police> <20210315111433.GA22897@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210315111433.GA22897@arm.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 15, 2021 at 11:14:34AM +0000, Catalin Marinas wrote: > We do similar initialisation in arch/arm64/kernel/sys32.c and > arch/arm64/kernel/traps.c for example. It's a pretty common pattern > throughout the kernel. > > So we either treat W=1 output as diff against the vanilla kernel when > checking new patches or we remove override-init altogether from W=1. > Mark Rutland pointed me to an older thread: Please just remove the override-init warning, it is not helpful at all.