buddy.py 文件源码

def _release(self, offset, width):
        # Coalesce
        while True:
            f,b,ndx = self._buddy(offset, width)

            if ndx is None:
                break

            offset &= b
            width += 1
            del f[ndx]

        # Add to the list
        bisect.insort(f, offset)

        # Mark as dirty
        self._dirty = True