From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f199.google.com (mail-wr0-f199.google.com [209.85.128.199]) by kanga.kvack.org (Postfix) with ESMTP id 2EB676B0003 for ; Wed, 31 Jan 2018 12:56:02 -0500 (EST) Received: by mail-wr0-f199.google.com with SMTP id w101so10002655wrc.18 for ; Wed, 31 Jan 2018 09:56:02 -0800 (PST) Received: from ZenIV.linux.org.uk (zeniv.linux.org.uk. [195.92.253.2]) by mx.google.com with ESMTPS id a19si4626074wrh.3.2018.01.31.09.56.01 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 31 Jan 2018 09:56:01 -0800 (PST) Date: Wed, 31 Jan 2018 17:55:58 +0000 From: Al Viro Subject: Re: [LSF/MM TOPIC] Killing reliance on struct page->mapping Message-ID: <20180131175558.GA30522@ZenIV.linux.org.uk> References: <20180130004347.GD4526@redhat.com> <20180131165646.GI29051@ZenIV.linux.org.uk> <20180131174245.GE2912@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180131174245.GE2912@redhat.com> Sender: owner-linux-mm@kvack.org List-ID: To: Jerome Glisse Cc: lsf-pc@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-block@vger.kernel.org On Wed, Jan 31, 2018 at 12:42:45PM -0500, Jerome Glisse wrote: > For block devices the idea is to use struct page and buffer_head (first one of > a page) as a key to find mapping (struct address_space) back. Details, please... -- 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