From patchwork Mon Apr 12 08:00:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Zijlstra X-Patchwork-Id: 12197101 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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 D2C20C433ED for ; Mon, 12 Apr 2021 08:09:03 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6FCA76120B for ; Mon, 12 Apr 2021 08:09:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6FCA76120B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D5D286B006C; Mon, 12 Apr 2021 04:09:01 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id BBE146B0072; Mon, 12 Apr 2021 04:09:01 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9C1266B006E; Mon, 12 Apr 2021 04:09:01 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0203.hostedemail.com [216.40.44.203]) by kanga.kvack.org (Postfix) with ESMTP id 7F4786B006C for ; Mon, 12 Apr 2021 04:09:01 -0400 (EDT) Received: from smtpin19.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 3C0DB2461 for ; Mon, 12 Apr 2021 08:09:01 +0000 (UTC) X-FDA: 78022989282.19.6994A75 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) by imf29.hostedemail.com (Postfix) with ESMTP id B93F7EF for ; Mon, 12 Apr 2021 08:08:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Content-Type:MIME-Version:References: Subject:Cc:To:From:Date:Message-ID:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To; bh=DVIe+4d9I+G/am9Q3PISMJopYc/lkfgh9KdMieTh7Y0=; b=m6p33ZtUeh8y5beGxwx6STY+bL nMh8lFYg+sp9LP+GWzHHPhf+kjX0C9yaDplOYNSWj2fT1R51JhCnkXrA5tuwVtwpHAuUeDGHzkiMY xtg897nAI0LowhlXyL1NUeztXMipuT/XDBLLayK7Y+FiyAGLUQJWaGqP+oAwH34DgAQKva1Wc9aTG 5DLJ70goPvpnRkUYERmAtO8lNrO+umO1D+TlV4mLSC76p8CH/ZSuO+6g7h0yqKACDo17PP0ZDN7CU yx+3YC/1Hmcu5ObrWma/HrptEIu3LQERKl7yQxuJhkVA+NTwfgnHTQnGYpF5cHRHRcVKde0T/X5JU yYwP99kw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lVrck-0063yC-Oe; Mon, 12 Apr 2021 08:08:46 +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 (2048 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 7BD63300222; Mon, 12 Apr 2021 10:08:44 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 0) id 3262620224231; Mon, 12 Apr 2021 10:08:44 +0200 (CEST) Message-ID: <20210412080611.568192782@infradead.org> User-Agent: quilt/0.66 Date: Mon, 12 Apr 2021 10:00:13 +0200 From: Peter Zijlstra To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org, x86@kernel.org, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, chris@chris-wilson.co.uk, intel-gfx@lists.freedesktop.org, linux-mm@kvack.org, keescook@chromium.org, hch@lst.de Subject: [PATCH 1/7] mm: Unexport apply_to_existing_page_range() References: <20210412080012.357146277@infradead.org> MIME-Version: 1.0 X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: B93F7EF X-Stat-Signature: ncrwz9fmg7cs544uhc5eogw76g1iy3bs Received-SPF: none (infradead.org>: No applicable sender policy available) receiver=imf29; identity=mailfrom; envelope-from=""; helo=desiato.infradead.org; client-ip=90.155.92.199 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1618214938-221683 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: There are no modular in-tree users, remove the EXPORT. This is an unsafe function in that it gives direct access to the page-tables. Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Christoph Hellwig --- mm/memory.c | 1 - 1 file changed, 1 deletion(-) --- a/mm/memory.c +++ b/mm/memory.c @@ -2558,7 +2558,6 @@ int apply_to_existing_page_range(struct { return __apply_to_page_range(mm, addr, size, fn, data, false); } -EXPORT_SYMBOL_GPL(apply_to_existing_page_range); /* * handle_pte_fault chooses page fault handler according to an entry which was