From: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Date: Wed, 13 Mar 2013 08:49:22 +0000 (+0900)
Subject: f2fs: should check the node page was truncated first
X-Git-Tag: v3.10-rc1~45^2~57
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=08d8058be6d11bd81f2ed75fc0ecdf55b7685655;p=pandora-kernel.git

f2fs: should check the node page was truncated first

Currently, f2fs doesn't reclaim any node pages.
However, if we found that a node page was truncated by checking its block
address with zero during f2fs_write_node_page, we should not skip that node
page and return zero to reclaim it.

Reviewed-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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