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[PATCH] ext4: uninitialised extent handling
authorSuparna Bhattacharya <suparna@in.ibm.com>
Wed, 11 Oct 2006 08:21:06 +0000 (01:21 -0700)
committerLinus Torvalds <torvalds@g5.osdl.org>
Wed, 11 Oct 2006 18:14:16 +0000 (11:14 -0700)
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>
fs/ext4/extents.c patch | blob | history
include/linux/ext4_fs_extents.h patch | blob | history

diff --cc fs/ext4/extents.c
Simple merge
diff --cc include/linux/ext4_fs_extents.h
Simple merge
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