f2fs: remove device type check for direct IO

To ensure serialized IOs, f2fs allows only LFS mode for zoned
device. Remove redundant check for direct IO.

Signed-off-by: Eunhee Rho <eunhee83.rho@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index b2c7dae4740aeb8bb0ad7c0a1c0c7bf67a836304..4dc7da8347ceab4ab41111f7461e0e177ff6eeba 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -4502,12 +4502,7 @@ static inline bool f2fs_force_buffered_io(struct inode *inode,
        /* disallow direct IO if any of devices has unaligned blksize */
        if (f2fs_is_multi_device(sbi) && !sbi->aligned_blksize)
                return true;
-       /*
-        * for blkzoned device, fallback direct IO to buffered IO, so
-        * all IOs can be serialized by log-structured write.
-        */
-       if (f2fs_sb_has_blkzoned(sbi))
-               return true;
+
        if (f2fs_lfs_mode(sbi) && (rw == WRITE)) {
                if (block_unaligned_IO(inode, iocb, iter))
                        return true;