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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8B595C433FE for ; Wed, 16 Nov 2022 21:29:18 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 227106B0075; Wed, 16 Nov 2022 16:29:18 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1D7268E0001; Wed, 16 Nov 2022 16:29:18 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 09FA76B007B; Wed, 16 Nov 2022 16:29:18 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id EAA0E6B0075 for ; Wed, 16 Nov 2022 16:29:17 -0500 (EST) Received: from smtpin10.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay04.hostedemail.com (Postfix) with ESMTP id B4C8C1A08AA for ; Wed, 16 Nov 2022 21:29:17 +0000 (UTC) X-FDA: 80140596354.10.5F3745C Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by imf09.hostedemail.com (Postfix) with ESMTP id 1BB1814000C for ; Wed, 16 Nov 2022 21:29:16 +0000 (UTC) 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 ams.source.kernel.org (Postfix) with ESMTPS id 98499B81D80; Wed, 16 Nov 2022 21:29:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E77E9C433C1; Wed, 16 Nov 2022 21:29:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1668634154; bh=PYSJpKFSv9Yw0fLdeZTIHzN3HuZ8VupG/uOb0QE2L8I=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=FUQdtVNIREkg3e0lRCm28VETKwJ0cddzycnHiqQVofKqrlBZ2d1WjHC3dG0ibuiWy UGg6QA7iT309mSw1F+soRcJ4aqj5xMUYljpN1+9QBldyHOuScSDQpPOxU5dkVV3QBY oZFTR0FT792l833N4lZxHZlKT/ltbgmZ3/e/798M= Date: Wed, 16 Nov 2022 13:29:13 -0800 From: Andrew Morton To: Stefan Roesch Cc: kernel-team@fb.com, linux-block@vger.kernel.org, linux-mm@kvack.org, axboe@kernel.dk, clm@meta.com, willy@infradead.org, hch@infradead.org Subject: Re: [RFC PATCH v3 07/14] mm: add bdi_set_max_bytes() function. Message-Id: <20221116132913.7105e98f7c7111f87ad37797@linux-foundation.org> In-Reply-To: <20221024190603.3987969-8-shr@devkernel.io> References: <20221024190603.3987969-1-shr@devkernel.io> <20221024190603.3987969-8-shr@devkernel.io> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1668634157; a=rsa-sha256; cv=none; b=PboVn5jcrBsYbP1yyjNEkKh9Fws/M4HCEnv7Y33Vig60TsPs4kakqkhrdKsWquBJhYT99L AXX7YBbOAuCsXQyZjhBhZpTDrMT2mZXh/8D0uBhS0ajuPC0hyiMyTRQhN+n3SdzXSUswh9 23DBwdpN6yV97m/IZfIzgDOf0A6XNtg= ARC-Authentication-Results: i=1; imf09.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=FUQdtVNI; dmarc=none; spf=pass (imf09.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1668634157; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=HouRIoQl/L3Qz/j2GH1RdHacXuaQNrYUsZa2pde+mYE=; b=2IXPRwVp9Awz9wXAIf6C+cDugpTL6IYIM1EhuzxAGx521ZE7L8FyNk05OReg1Qzp31i0cH nz4rau2FHsFfSK/2Cv4CYDp6BzLBvWx1pP5tCIJ9Z0CPRhdt9qr1JhG0XliZ3yyr7kdoe7 WREq82q6X2FwDK2lWsVaFk4x8orF5Pw= X-Stat-Signature: rdqzgtk99eckbwnucft1ybn6dimfykq9 X-Rspamd-Queue-Id: 1BB1814000C X-Rspam-User: Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=FUQdtVNI; dmarc=none; spf=pass (imf09.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org X-Rspamd-Server: rspam09 X-HE-Tag: 1668634156-853300 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, 24 Oct 2022 12:05:56 -0700 Stefan Roesch wrote: > This introduces the bdi_set_max_bytes() function. The max_bytes function > does not store the max_bytes value. Instead it converts the max_bytes > value into the corresponding ratio value. > > ... > > +EXPORT_SYMBOL_GPL(bdi_set_max_bytes); Is this needed?