Function _bitmap_wrtbuf

src/backend/access/bitmap/bitmappages.c:112–117

* _bitmap_wrtbuf() -- write a buffer page to disk. * * Release the lock and the pin held on the buffer. */

 * Release the lock and the pin held on the buffer.
 */
void
_bitmap_wrtbuf(Buffer buf)
{
	MarkBufferDirty(buf);
	UnlockReleaseBuffer(buf);
}

/*
 * _bitmap_relbuf() -- release the buffer without writing.