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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C5ABCC4321E for ; Thu, 1 Dec 2022 00:10:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230341AbiLAAKx (ORCPT ); Wed, 30 Nov 2022 19:10:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230401AbiLAAI4 (ORCPT ); Wed, 30 Nov 2022 19:08:56 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D51D276140 for ; Wed, 30 Nov 2022 16:03:05 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 6A7C461E69 for ; Thu, 1 Dec 2022 00:03:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 985EFC433B5; Thu, 1 Dec 2022 00:03:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1669852984; bh=J+fsz5YmSayHQuJT5hfzVIMpHDvouMwbpNGNyhb97Xo=; h=Date:To:From:Subject:From; b=a8+37kAHkGjzsL4x5uzxLEhmCBLL/NsHDIqNzlSaAR3ZAGhfIlbb4S6bIe8Yfz7Tq 9Lalvdr44pNIavULOFcAjZWqrcj4sFpL7Xa0xSk9bkVRZVTLALdglhhi18dRoDJdiL VRoYKdXyBGweXWszchZyJV8AzzVT2n8EO8oaLFTo= Date: Wed, 30 Nov 2022 16:03:03 -0800 To: mm-commits@vger.kernel.org, clm@meta.com, axboe@kernel.dk, shr@devkernel.io, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-document-sys-class-bdi-bdi-max_ratio_fine-knob.patch removed from -mm tree Message-Id: <20221201000304.985EFC433B5@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: mm: document /sys/class/bdi//max_ratio_fine knob has been removed from the -mm tree. Its filename was mm-document-sys-class-bdi-bdi-max_ratio_fine-knob.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Stefan Roesch Subject: mm: document /sys/class/bdi//max_ratio_fine knob Date: Fri, 18 Nov 2022 16:52:12 -0800 This documents the new /sys/class/bdi//max_ratio_fine knob. [akpm@linux-foundation.org: fix htmldocs warnings] Link: https://lkml.kernel.org/r/20221119005215.3052436-18-shr@devkernel.io Signed-off-by: Stefan Roesch Cc: Chris Mason Cc: Jens Axboe Signed-off-by: Andrew Morton --- Documentation/ABI/testing/sysfs-class-bdi | 13 +++++++++++++ 1 file changed, 13 insertions(+) --- a/Documentation/ABI/testing/sysfs-class-bdi~mm-document-sys-class-bdi-bdi-max_ratio_fine-knob +++ a/Documentation/ABI/testing/sysfs-class-bdi @@ -57,6 +57,19 @@ Description: (read-write) +What: /sys/class/bdi//max_ratio_fine +Date: November 2022 +Contact: Stefan Roesch +Description: + Allows limiting a particular device to use not more than the + given value of the write-back cache. The value is given as part + of 1 million. This is useful in situations where we want to avoid + one device taking all or most of the write-back cache. For example + in case of an NFS mount that is prone to get stuck, or a FUSE mount + which cannot be trusted to play fair. + + (read-write) + What: /sys/class/bdi//min_bytes Date: October 2022 Contact: Stefan Roesch _ Patches currently in -mm which might be from shr@devkernel.io are