From: Yongqiang Yang <xiaoqiangnk@gmail.com>
Date: Wed, 25 May 2011 21:41:48 +0000 (-0400)
Subject: ext4: teach ext4_ext_split to calculate extents efficiently
X-Git-Tag: v3.0-rc1~140^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b16da77f90328661fc7e556ad591f9ee6b7ef6a;p=pandora-kernel.git

ext4: teach ext4_ext_split to calculate extents efficiently

Make ext4_ext_split() get extents to be moved by calculating in a statement
instead of counting in a loop.

Signed-off-by: Yongqiang Yang <xiaoqiangnk@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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