f2fs crypto: add filename encryption for roll-forward recovery
authorJaegeuk Kim <jaegeuk@kernel.org>
Thu, 30 Apr 2015 00:02:18 +0000 (17:02 -0700)
committerJaegeuk Kim <jaegeuk@kernel.org>
Thu, 28 May 2015 22:41:55 +0000 (15:41 -0700)
This patch adds a bit flag to indicate whether or not i_name in the inode
is encrypted.

If this name is encrypted, we can't do recover_dentry during roll-forward.
So, f2fs_sync_file() needs to do checkpoint, if this will be needed in future.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

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