EXT4_MOUNT2_DAX_INODE
ctx_set_mount_opt2(ctx, EXT4_MOUNT2_DAX_INODE);
} else if (ctx_test_mount_opt2(ctx, EXT4_MOUNT2_DAX_INODE) &&
!(sbi->s_mount_opt2 & EXT4_MOUNT2_DAX_INODE))) {