Use F2FS_BLKSIZE as the size of struct f2fs_summary_block

Since the size of struct f2fs_summary_block equals F2FS_BLKSIZE, use
F2FS_BLKSIZE instead of PAGE_CACHE_SIZE as the size of struct
f2fs_summary_block.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
1 file changed