From: Theodore Ts'o Subject: Re: [PATCH 18/24] e2fsck: collapse holes in extent-based directories Date: Fri, 25 Jul 2014 08:33:24 -0400 Message-ID: <20140725123324.GI1865@thunk.org> References: <20140718225200.31374.85411.stgit@birch.djwong.org> <20140718225430.31374.42289.stgit@birch.djwong.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-ext4@vger.kernel.org To: "Darrick J. Wong" Return-path: Received: from imap.thunk.org ([74.207.234.97]:56269 "EHLO imap.thunk.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751916AbaGYMda (ORCPT ); Fri, 25 Jul 2014 08:33:30 -0400 Content-Disposition: inline In-Reply-To: <20140718225430.31374.42289.stgit@birch.djwong.org> Sender: linux-ext4-owner@vger.kernel.org List-ID: On Fri, Jul 18, 2014 at 03:54:30PM -0700, Darrick J. Wong wrote: > If we notice a hole in the block map of an extent-based directory, > offer to collapse the hole by decreasing the logical block # of the > extent. This saves us from pass 3's inefficient strategy, which fills > the holes by mapping in a lot of empty directory blocks. > > Signed-off-by: Darrick J. Wong Thanks, applied. - Ted