From: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Date: Fri, 21 Feb 2014 05:29:35 +0000 (+0900)
Subject: f2fs: introduce a radix_tree for the free_nid list
X-Git-Tag: v3.15-rc1~62^2~43
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8a7ed66aaf8ee56b0a6beee4d02e10af5a9e38b2;p=pandora-kernel.git

f2fs: introduce a radix_tree for the free_nid list

This patch introduces a radix tree for the list of free_nids, which enhances
the performance on free nid management.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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