From: Chao Yu <chao2.yu@samsung.com>
Date: Wed, 23 Apr 2014 06:10:24 +0000 (+0800)
Subject: f2fs: introduce f2fs_seek_block to support SEEK_{DATA, HOLE} in llseek
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~73^2~28
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=267378d4de696d4397cd611e62957d19b2a61357;p=pandora-kernel.git

f2fs: introduce f2fs_seek_block to support SEEK_{DATA, HOLE} in llseek

In This patch we introduce f2fs_seek_block to support SEEK_{DATA,HOLE} of
lseek(2).

change log from v1:
 o fix bug when lseek from middle of page and fix wrong calculation of
PGOFS_OF_NEXT_DNODE macro.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
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