Re: Changed path filter hash differs from murmur3 if char is signed

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On Fri, May 12, 2023 at 01:54:27PM -0700, Jonathan Tan wrote:
> > > I don't have statistics on this, but if the majority of repos have
> > > only <=0x7f filenames (which seems reasonable to me), this might save
> > > sufficient work that we can proceed with bumping the version number and
> > > ignoring old data.
> > >
> > >> Better yet, we should be able to reuse existing Bloom filter data for
> > >> paths that have all characters <=0xff, and only recompute them where
> >
> > "ff" -> "7f" I presume?
>
> That was my assumption too, but Taylor can clarify.

Sorry, yes, I meant "0x7f" here not "0xff". Thanks for catching, both.

Thanks,
Taylor



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