Re: crash-safe visibility map, take four

>
> I took a crack at implementing the first approach described above,
> which seems to be by far the simplest idea we've come up with to date.
>  Patch attached.  It doesn't seem to be that complicated, which could
> mean either that it's not that complicated or that I'm missing
> something.  Feel free to point and snicker in the latter case.
>
> Hi,
    I suppose the problem is not with setting the bit, but resetting the
bit. Has that been completed already?

Thanks.