tree 3b30f6ab1a26169bd2557f23e0b688814516513b
parent 6df935ad2fced9033ab52078825fcaf6365f34b7
author Yongqiang Yang <xiaoqiangnk@gmail.com> 1346822870 -0400
committer Theodore Ts'o <tytso@mit.edu> 1346822870 -0400

ext4: avoid duplicate writes of the backup bg descriptor blocks

The resize code was needlessly writing the backup block group
descriptor blocks multiple times (once per block group) during an
online resize.

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