On Thu, Apr 4, 2024 at 1:54 PM Jeff Davis <pg...@j-davis.com> wrote:
>
> On Thu, 2024-04-04 at 09:31 +0900, Masahiko Sawada wrote:
> > IIUC, with your suggestion, sift_{up|down} needs to update the
> > heap_index field as well. Does it mean that the caller needs to pass
> > the address of heap_index down to sift_{up|down}?
>
> I'm not sure quite how binaryheap should be changed. Bringing the heap
> implementation into reorderbuffer.c would obviously work, but that
> would be more code.

Right.

>  Another option might be to make the API of
> binaryheap look a little more like simplehash, where some #defines
> control optional behavior and can tell the implementation where to find
> fields in the structure.

Interesting idea.

>
> Perhaps it's not worth the effort though, if performance is already
> good enough?

Yeah, it would be better to measure the overhead first. I'll do that.

Regards,

-- 
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com


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