From: Haicheng Li <haicheng.li@linux.intel.com>
Date: Mon, 6 May 2013 15:15:43 +0000 (+0800)
Subject: f2fs: optimize scan_nat_page()
X-Git-Tag: v3.10-rc1~45^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=23d38844276680abbf33624f56b6779d43f53633;p=pandora-kernel.git

f2fs: optimize scan_nat_page()

When nm_i->fcnt > 2 * MAX_FREE_NIDS, stop scanning other NAT entries.

Signed-off-by: Haicheng Li <haicheng.li@linux.intel.com>
[Jaegeuk Kim: fix handling the return value of add_free_nid()]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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