v7fs_datablock_deallocate
error = v7fs_datablock_deallocate(fs,
error = v7fs_datablock_deallocate(fs,
error = v7fs_datablock_deallocate(fs,
error = v7fs_datablock_deallocate(fs, blk);
static int v7fs_datablock_deallocate(struct v7fs_self *, v7fs_daddr_t);
v7fs_datablock_deallocate(fs, up);
v7fs_datablock_deallocate(fs, down);