From: Huang Ying <ying.huang@intel.com>
Date: Sat, 12 Jul 2014 12:10:00 +0000 (+0800)
Subject: f2fs: add f2fs_balance_fs for direct IO
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~163^2~22
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=79e35dc3c23dd2ac9f8681361026c82b71a0b006;p=pandora-kernel.git

f2fs: add f2fs_balance_fs for direct IO

Otherwise, if a large amount of direct IO writes were done, the
segment allocation may be failed because no enough segments are gced.

Changes:

v2: add f2fs_balance_fs into __get_data_block instead of f2fs_direct_IO.

Signed-off-by: Huang, Ying <ying.huang@intel.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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