Re: [PATCH 08/13] prevent try_delta from using objects not in pack

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On 4/6/07, Nicolas Pitre <nico@xxxxxxx> wrote:
On Thu, 5 Apr 2007, Dana How wrote:
> Currently we have get_object_list -> traverse_commit_list ->
> show_{commit,object} -> add_object_entry ,  which is all
> called way before get_object_details -> check_object -> sha1_object_info .
> Can I safely move the sha1_object_info calll earlier into
> add_object_entry so I will know the size for pruning?

I think so, yes.  And actually this call to sha1_object_info() has been
bothering me for a while.

There are currently two ways to get the list of objects to pack: one is
from stdin where objects are listed with their SHA1's, the other one
uses the internal revision walking code.  In the later case we _already_
have the information that sha1_object_info() later provides making it
rather wasteful by forcing a second object header parsing.
Perhaps I'll add the early call (or actually, re-use the info if I can find it),
and change the second call to only happen if the size is zero,
since that's how it starts out in the current add_object_entry.

However... aren't you more interested in the _compressed_ blob size than
its raw size?
Yes!  So I am leaning towards disposing of --blob-limit anyway,
which was in part a poor response to a bug in --pack-limit.
Please see the other email I sent out so far today.

Thanks,
--
Dana L. How  danahow@xxxxxxxxx  +1 650 804 5991 cell
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