From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.linuxfoundation.org ([140.211.169.12]:38535 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbcAZX7i (ORCPT ); Tue, 26 Jan 2016 18:59:38 -0500 Date: Tue, 26 Jan 2016 15:59:37 -0800 From: Andrew Morton To: Douglas Anderson Cc: linux@arm.linux.org.uk, mchehab@osg.samsung.com, robin.murphy@arm.com, tfiga@chromium.org, m.szyprowski@samsung.com, pawel@osciak.com, Dmitry Torokhov , hch@infradead.org, k.debski@samsung.com, laurent.pinchart+renesas@ideasonboard.com, corbet@lwn.net, mike.looijmans@topic.nl, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, will.deacon@arm.com, jtp.park@samsung.com, penguin-kernel@i-love.sakura.ne.jp, kyungmin.park@samsung.com, carlo@caione.org, linux-media@vger.kernel.org, dan.j.williams@intel.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v6 0/5] dma-mapping: Patches for speeding up allocation Message-Id: <20160126155937.6a4e4165d1cf4e513d62e942@linux-foundation.org> In-Reply-To: <1452533428-12762-1-git-send-email-dianders@chromium.org> References: <1452533428-12762-1-git-send-email-dianders@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On Mon, 11 Jan 2016 09:30:22 -0800 Douglas Anderson wrote: > This series of patches will speed up memory allocation in dma-mapping > quite a bit. This is pretty much all ARM and driver stuff so I think I'll duck it. But I can merge it if nobody else feels a need to. I saw a few acked-by/tested-by/etc from the v5 posting which weren't carried over into v6 (might have been a timing race), so please fix that up if there's an opportunity. Regarding the new DMA_ATTR_ALLOC_SINGLE_PAGES hint: I suggest adding "DMA_ATTR_ALLOC_SINGLE_PAGES is presently implemented only on ARM" to the docs. Or perhaps have a shot at implementing it elsewhere. Typo in 4/5 changelog: "reqiurements"