From: Suparna Bhattacharya <suparna@in.ibm.com>
Date: Wed, 11 Oct 2006 08:21:06 +0000 (-0700)
Subject: [PATCH] ext4: uninitialised extent handling
X-Git-Tag: v2.6.19-rc2~119
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=471d4011a9862efff02094388b8fe8cd67683c38;p=pandora-kernel.git

[PATCH] ext4: uninitialised extent handling

Make it possible to add file preallocation support in future as an RO_COMPAT
feature by recognizing uninitialized extents as holes and limiting extent
length to keep the top bit of ee_len free for marking uninitialized extents.

Signed-off-by: Suparna Bhattacharya <suparna@in.ibm.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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