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[2620:137:e000::3:7]) by mx.google.com with ESMTPS id r20-20020a6560d4000000b0056c2f508886si1626646pgv.423.2023.10.03.09.01.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Oct 2023 09:01:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) client-ip=2620:137:e000::3:7; Authentication-Results: mx.google.com; dkim=pass header.i=@lwn.net header.s=20201203 header.b=g3Vu4iGb; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:7 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id EF87A81A337A; Tue, 3 Oct 2023 09:01:48 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231663AbjJCQBs (ORCPT + 99 others); Tue, 3 Oct 2023 12:01:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240359AbjJCQBW (ORCPT ); Tue, 3 Oct 2023 12:01:22 -0400 Received: from ms.lwn.net (ms.lwn.net [45.79.88.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 92D8CEC; Tue, 3 Oct 2023 09:01:10 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:281:8300:73::646]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ms.lwn.net (Postfix) with ESMTPSA id DBEDE381; Tue, 3 Oct 2023 16:01:09 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.11.0 ms.lwn.net DBEDE381 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lwn.net; s=20201203; t=1696348870; bh=EpyLs4lsrZHJbC0qMYKz8v34Lo8wvUXgTn477O0Szvo=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=g3Vu4iGbl2cYpJma4oSsql3OoZDPYRrxvGVMg41VJjv+pQHYPKrrY1+ke9WKjJAXd yPdLpHMN2ugzsFFyfL9Fvc+/mc/129l5gDnsYF1BXR3b5dQ2SIL2xoBrArhZ9LQsou CaS5AYl7s5uddJ7hLRb3ZcM2pvncB4N8K42794Qg9joYFrp57GHkwDTkvHZF0sreyr gJdcOKhJcCRJFsDQUNyGAz9oY9AUirRJpeF4uZ9PF8OFwCR5oDSWrcfqHQItcNPjo0 LKhQd3lz5T3kAccFmGWmOA+wN95QFQsBJjozpuDZFatcWkq1Ew3vl+TemPx/ulpgQr NM8zujZjHcLHA== From: Jonathan Corbet To: Mike Rapoport , "Fabio M. De Francesco" Cc: Jonathan Cameron , Linus Walleij , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Ira Weiny , Matthew Wilcox , Randy Dunlap Subject: Re: [PATCH v3] Documentation/page_tables: Add info about MMU/TLB and Page Faults In-Reply-To: <20230904180111.GG3223@kernel.org> References: <20230818112726.6156-1-fmdefrancesco@gmail.com> <20230904180111.GG3223@kernel.org> Date: Tue, 03 Oct 2023 10:01:09 -0600 Message-ID: <87h6n7elve.fsf@meer.lwn.net> MIME-Version: 1.0 Content-Type: text/plain X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Tue, 03 Oct 2023 09:01:49 -0700 (PDT) Mike Rapoport writes: > On Fri, Aug 18, 2023 at 01:19:34PM +0200, Fabio M. De Francesco wrote: >> Extend page_tables.rst by adding a section about the role of MMU and TLB >> in translating between virtual addresses and physical page frames. >> Furthermore explain the concept behind Page Faults and how the Linux >> kernel handles TLB misses. Finally briefly explain how and why to disable >> the page faults handler. >> >> Cc: Andrew Morton >> Cc: Ira Weiny >> Cc: Jonathan Cameron >> Cc: Jonathan Corbet >> Cc: Linus Walleij >> Cc: Matthew Wilcox >> Cc: Mike Rapoport >> Cc: Randy Dunlap >> Reviewed-by: Linus Walleij >> Signed-off-by: Fabio M. De Francesco > > Acked-by: Mike Rapoport (IBM) I've applied this, thanks; sorry for the delay, jon