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=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, 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 794BFC433DB for ; Fri, 19 Mar 2021 02:14:08 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id DDA6464F11 for ; Fri, 19 Mar 2021 02:14:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DDA6464F11 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 602C36B006C; Thu, 18 Mar 2021 22:14:07 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5B2C56B0071; Thu, 18 Mar 2021 22:14:07 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4538B6B0072; Thu, 18 Mar 2021 22:14:07 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0053.hostedemail.com [216.40.44.53]) by kanga.kvack.org (Postfix) with ESMTP id 2369E6B006C for ; Thu, 18 Mar 2021 22:14:07 -0400 (EDT) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id BEC9A87FF for ; Fri, 19 Mar 2021 02:14:06 +0000 (UTC) X-FDA: 77935003692.08.A171B94 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by imf19.hostedemail.com (Postfix) with ESMTP id E2C0E90009E2 for ; Fri, 19 Mar 2021 02:14:05 +0000 (UTC) From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1616120043; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bUmwIT7zzRxQKD7AqAg3yAd+yDbfSq8cYt6VHdtxGg=; b=C3CFK8CzD7cLi8cAVt1ypSv8QOuKIG9jGSgsmyMQGnTleM5YNmMERdytbXhl3u7uWUybgt /cRqdi1jMbR8Ls5fxnO0iLDQBC7EEmY4S59NxWw5cvEN83Oez2vp+Hi66jHMrb9XZP3uHB ZojhCecS1DILVtwS/W7AYXYZbKU5UbaKhPYFHDaQmiq+FbHu2cdNGkFGaI0iDQnG00v+98 mes8xRyEIrQsnlB5BK4AjBr/kTl55RAiA9PAVp7rMu7J/ZlEO3IZSxUlXLj/xbv4ODM775 i4U0upJBTJpo3eGtZACaCouLooBqDyPKtI73JwkzLyj+o1MwUpQqDrGN2TE8tg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1616120043; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bUmwIT7zzRxQKD7AqAg3yAd+yDbfSq8cYt6VHdtxGg=; b=s4n5l41QqrhmdcKg6vaSji0bwDrTX9wgJudZNA79CkgJCDHIG0JLKU6OWR8Fbfi3nXnEHr s9cRC0/AiJRWGUAw== To: ira.weiny@intel.com, Andrew Morton Cc: Ira Weiny , Oliver Sang , Chaitanya Kulkarni , David Sterba , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm/highmem: Fix CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP In-Reply-To: <20210318230657.1497881-1-ira.weiny@intel.com> References: <20210318230657.1497881-1-ira.weiny@intel.com> Date: Fri, 19 Mar 2021 03:14:03 +0100 Message-ID: <875z1n7uvo.fsf@nanos.tec.linutronix.de> MIME-Version: 1.0 Content-Type: text/plain X-Stat-Signature: 4o5dmygyjwbz6esz5js5zpim33j1tbxs X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: E2C0E90009E2 Received-SPF: none (linutronix.de>: No applicable sender policy available) receiver=imf19; identity=mailfrom; envelope-from=""; helo=galois.linutronix.de; client-ip=193.142.43.55 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1616120045-286622 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: On Thu, Mar 18 2021 at 16:06, ira weiny wrote: > From: Ira Weiny > > The kernel test robot found that __kmap_local_sched_out() was not > correctly skipping the guard pages when > CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP was set.[1] This was due to > CONFIG_DEBUG_HIGHMEM check being used. > > Change the configuration check to be correct. > > [1] https://lore.kernel.org/lkml/20210304083825.GB17830@xsang-OptiPlex-9020/ > > Cc: Thomas Gleixner > Cc: Oliver Sang > Cc: Chaitanya Kulkarni > Cc: David Sterba > Cc: Andrew Morton > Fixes: 0e91a0c6984c ("mm/highmem: Provide CONFIG_DEBUG_KMAP_LOCAL_FORCE_MAP") > Reported-by: kernel test robot > Signed-off-by: Ira Weiny Reviewed-by: Thomas Gleixner Cc: stable@vger.kernel.org Thanks, tglx