From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f72.google.com (mail-pg0-f72.google.com [74.125.83.72]) by kanga.kvack.org (Postfix) with ESMTP id 819896B0038 for ; Wed, 4 Oct 2017 03:25:57 -0400 (EDT) Received: by mail-pg0-f72.google.com with SMTP id y192so28825626pgd.0 for ; Wed, 04 Oct 2017 00:25:57 -0700 (PDT) Received: from bombadil.infradead.org (bombadil.infradead.org. [65.50.211.133]) by mx.google.com with ESMTPS id bf3si11955647plb.498.2017.10.04.00.25.55 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 04 Oct 2017 00:25:56 -0700 (PDT) Date: Wed, 4 Oct 2017 00:25:53 -0700 From: Christoph Hellwig Subject: Re: [PATCH v4 4/5] cramfs: add mmap support Message-ID: <20171004072553.GA24620@infradead.org> References: <20170927233224.31676-1-nicolas.pitre@linaro.org> <20170927233224.31676-5-nicolas.pitre@linaro.org> <20171001083052.GB17116@infradead.org> <20171003145732.GA8890@infradead.org> <20171003153659.GA31600@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Nicolas Pitre Cc: Christoph Hellwig , Richard Weinberger , Alexander Viro , "linux-mm@kvack.org" , linux-fsdevel , "linux-embedded@vger.kernel.org" , LKML , Chris Brandt On Tue, Oct 03, 2017 at 11:40:28AM -0400, Nicolas Pitre wrote: > I provided that explanation several times by now in my cover letter. And > separately even to you directly at least once. What else should I do? You should do the right things instead of stating irrelevant things in your cover letter. As said in my last mail: look at the VM_MIXEDMAP flag and how it is used by DAX, and you'll get out of the vma splitting business in the fault path. If the fs/dax.c code scares you take a look at drivers/dax/device.c instead. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org