From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga14.intel.com ([192.55.52.115]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZToAG-0004f6-6x for linux-mtd@lists.infradead.org; Mon, 24 Aug 2015 09:35:40 +0000 Message-ID: <1440408895.15510.40.camel@gmail.com> Subject: Re: [PATCH 2/2] ubifs: Allow O_DIRECT From: Artem Bityutskiy Reply-To: dedekind1@gmail.com To: Christoph Hellwig Cc: Brian Norris , Richard Weinberger , Dongsheng Yang , linux-mtd@lists.infradead.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Mon, 24 Aug 2015 12:34:55 +0300 In-Reply-To: <20150824080350.GA17815@infradead.org> References: <1440016553-26481-1-git-send-email-richard@nod.at> <1440016553-26481-2-git-send-email-richard@nod.at> <55D542C5.6040500@cn.fujitsu.com> <1440070300.31419.202.camel@gmail.com> <55D5BC92.8050903@nod.at> <20150820204933.GG74600@google.com> <1440400405.15510.29.camel@gmail.com> <20150824075324.GA28336@infradead.org> <1440403362.15510.39.camel@gmail.com> <20150824080350.GA17815@infradead.org> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, 2015-08-24 at 01:03 -0700, Christoph Hellwig wrote: > On Mon, Aug 24, 2015 at 11:02:42AM +0300, Artem Bityutskiy wrote: > > Back when we were writing UBIFS, we did not need direct IO, so we > > did > > not implement it. But yes, probably someone who cares could just > > try > > implementing this feature. > > So I think the answer here is to implement a real version insted of > adding hacks to pretend it is supported. Fair enough, thank for the input! Artem.