Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752721AbcCKVNR (ORCPT ); Fri, 11 Mar 2016 16:13:17 -0500 Received: from mga11.intel.com ([192.55.52.93]:55639 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752552AbcCKVNI (ORCPT ); Fri, 11 Mar 2016 16:13:08 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,321,1455004800"; d="scan'208";a="64511396" From: Matthew Wilcox To: Dan Williams Cc: Matthew Wilcox , linux-nvdimm@ml01.01.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, willy@linux.intel.com Subject: [PATCH 0/3] Make pfn_t suitable for placing in the radix tree Date: Fri, 11 Mar 2016 16:13:01 -0500 Message-Id: <1457730784-9890-1-git-send-email-matthew.r.wilcox@intel.com> X-Mailer: git-send-email 2.7.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 628 Lines: 18 I did some experimenting with converting the DAX radix tree from storing sector numbers to storing pfn_t. While we're not ready to do that conversion yet, these pieces make sense to at least get reviewed now, and maybe get upstream. I think the first patch is worthwhile all by itself as a stepping stone to making SG lists contain PFNs instead of pages. Matthew Wilcox (3): pfn_t: Change the encoding pfn_t: Support for huge PFNs pfn_t: New functions pfn_t_add and pfn_t_cmp include/linux/pfn_t.h | 72 +++++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 61 insertions(+), 11 deletions(-) -- 2.7.0