Re: [PATCH v2] builtin/pack-objects.c: introduce `pack.extraCruftTips`

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On Fri, May 05, 2023 at 08:13:45PM -0400, Taylor Blau wrote:
> On Fri, May 05, 2023 at 06:13:57PM -0400, Jeff King wrote:
> > One thing that could make this a lot simpler is if the code was added to
> > "are we recent" code paths in the first place.
> >
> > Something like this:
>
> This is quite nice, and I think that it's a good direction to push this
> ~series~ patch in before queuing. That said, I wasn't sure about...
>
> > @@ -78,7 +144,7 @@ static void add_recent_object(const struct object_id *oid,
> >  	struct object *obj;
> >  	enum object_type type;
> >
> > -	if (mtime <= data->timestamp)
> > +	if (!obj_is_recent(oid, mtime, data))
> >  		return;
> >
> >  	/*
>
> ...this hunk. That only kicks in if you have other recent object(s),
> since the hooks are consulted as a side-effect of calling your new
> `obj_is_recent()` function.
>
> I think in most cases that's fine, but if you had no otherwise-recent
> objects around, then this code wouldn't kick in in the first place.
>
> I wonder if it might make more sense to call the hooks directly in
> add_unseen_recent_objects_to_traversal().

OK, no, this is fine, but we'd need to make sure that
want_recent_object() also understood the fake recent set here, since
add_recent_loose() and add_recent_packed() both bail early when
want_recent_object() returns 0.

Thanks,
Taylor



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