From: Allison Henderson Subject: [PATCH 0/6] ext4: status extents Date: Wed, 18 Apr 2012 00:07:12 -0700 Message-ID: <1334732838-25102-1-git-send-email-achender@linux.vnet.ibm.com> Cc: Allison Henderson To: linux-ext4@vger.kernel.org Return-path: Received: from e38.co.us.ibm.com ([32.97.110.159]:57008 "EHLO e38.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751388Ab2DRHHP (ORCPT ); Wed, 18 Apr 2012 03:07:15 -0400 Received: from /spool/local by e38.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 18 Apr 2012 01:07:13 -0600 Received: from d03relay05.boulder.ibm.com (d03relay05.boulder.ibm.com [9.17.195.107]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 7D5D53E4004E for ; Wed, 18 Apr 2012 01:06:07 -0600 (MDT) Received: from d03av06.boulder.ibm.com (d03av06.boulder.ibm.com [9.17.195.245]) by d03relay05.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q3I766Tr215378 for ; Wed, 18 Apr 2012 01:06:06 -0600 Received: from d03av06.boulder.ibm.com (loopback [127.0.0.1]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q3I76bVU005352 for ; Wed, 18 Apr 2012 01:06:37 -0600 Sender: linux-ext4-owner@vger.kernel.org List-ID: This set is based on the earlier delayed extent tree, but has been renamed to a "status extent" scheme. The plan is that the tree will be expanded to track allocated extents and also support extent locks. Thus status extents seemed like a more appropriate name. Allison Henderson (6): ext4: add two structures supporting status extent tree ext4: add operations on status extent tree ext4: initialize status extent tree ext4: let ext4 maintian status extent trees ext4: reimplement fiemap on status extent tree ext4: reimplement ext4_find_delay_alloc_range on status extent tree fs/ext4/Makefile | 2 +- fs/ext4/ext4.h | 9 +- fs/ext4/ext4_extents.h | 3 +- fs/ext4/extents.c | 297 ++++----------------------------- fs/ext4/indirect.c | 3 + fs/ext4/inode.c | 83 ++++------ fs/ext4/status_extents.c | 417 ++++++++++++++++++++++++++++++++++++++++++++++ fs/ext4/status_extents.h | 40 +++++ fs/ext4/super.c | 13 ++- 9 files changed, 545 insertions(+), 322 deletions(-) create mode 100644 fs/ext4/status_extents.c create mode 100644 fs/ext4/status_extents.h