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=-3.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no 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 AEEE8C433DB for ; Tue, 26 Jan 2021 07:10:00 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 2A69F20E65 for ; Tue, 26 Jan 2021 07:10:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2A69F20E65 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 7A2708D00A2; Tue, 26 Jan 2021 02:09:59 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 7534C8D0076; Tue, 26 Jan 2021 02:09:59 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 669238D00A2; Tue, 26 Jan 2021 02:09:59 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0223.hostedemail.com [216.40.44.223]) by kanga.kvack.org (Postfix) with ESMTP id 4FEBC8D0076 for ; Tue, 26 Jan 2021 02:09:59 -0500 (EST) Received: from smtpin23.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 1F016180AD837 for ; Tue, 26 Jan 2021 07:09:59 +0000 (UTC) X-FDA: 77747051718.23.shape15_070ca712758c Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin23.hostedemail.com (Postfix) with ESMTP id 047D437604 for ; Tue, 26 Jan 2021 07:09:58 +0000 (UTC) X-HE-Tag: shape15_070ca712758c X-Filterd-Recvd-Size: 2623 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Tue, 26 Jan 2021 07:09:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=Izeg7/5VyaxB5rz80jqoHfYzz5pDatI+gGF4pjJhArM=; b=JxGhOfyt5KZ0xAvheJfP/7LS2P Y83ZDjEK8bQEjgBt/BpF0eamFtJcyEAfQHf/ElHxB1tIfSP3QeYgV0n1QNVE4BUdSaVGtVbjrYAMN TuHlWJUH9tkJE60kuW5AJiqigJrcLYwrTGT9W4U217GGTP8ey+WqXQodrTV12q2K1VhdwTUV3zhVb 7zMIE9AxFA8z5T7uvGQ9XlXtnv8Fpdf6JRJwOXYYEXzC0M/snrp2CV1yu8pLmOl74fJ2W1EEVTmfn CyeAbzzNZrnKe3A5Ia6Dir7ucISl11Letv7SUL4Ydbax5iEblm/IeoLTYWLeQRqjaM1T4AoJNCJ/t SGODeicQ==; Received: from hch by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1l4IS0-005E6W-9K; Tue, 26 Jan 2021 07:08:08 +0000 Date: Tue, 26 Jan 2021 07:07:44 +0000 From: Christoph Hellwig To: Minchan Kim Cc: Andrew Morton , linux-mm , LKML , hyesoo.yu@samsung.com, david@redhat.com, mhocko@suse.com, surenb@google.com, pullip.cho@samsung.com, joaodias@google.com, hridya@google.com, john.stultz@linaro.org, sumit.semwal@linaro.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, hch@infradead.org, robh+dt@kernel.org, linaro-mm-sig@lists.linaro.org Subject: Re: [PATCH v4 4/4] dma-buf: heaps: add chunk heap to dmabuf heaps Message-ID: <20210126070744.GA1244507@infradead.org> References: <20210121175502.274391-1-minchan@kernel.org> <20210121175502.274391-5-minchan@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210121175502.274391-5-minchan@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html 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: > +config DMABUF_HEAPS_CHUNK > + bool "DMA-BUF CHUNK Heap" > + depends on DMABUF_HEAPS && DMA_CMA > + help > + Choose this option to enable dma-buf CHUNK heap. This heap is backed > + by the Contiguous Memory Allocator (CMA) and allocates the buffers that > + are arranged into a list of fixed size chunks taken from CMA. Overly long line, which in text flowing text is really, really annoying. Many more later. Remember that > 80 chars are only allowed if they significantly improve readability.