f2fs: introduce f2fs_bmap_compress()

to support bmap() on compressed inode: if queried block locates in
non-compressed cluster, return its physical block address.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2020-03-30 17:13:29 +08:00 • committed by Jaegeuk Kim
commit c1c6338786