On Thu, May 30, 2013 at 7:17 AM, Thomas Rast <tr...@inf.ethz.ch> wrote:
> Felipe Contreras <felipe.contre...@gmail.com> writes:
>
>> We are supposedly adding files, to to which cache if 'the_index' is
>> discarded?
> [...]
>>       if (!current_head) {
>>               discard_cache();
>> +             if (read_cache() < 0)
>> +                     die(_("cannot read the index"));
>>               return;
>>       }
>
> It is not obvious to me that this is a correct change.  discard_cache()
> without subsequent reloading could also legitimately be used to empty
> the index.  So if you are fixing a bug, please justify the change and
> provide a testcase to guard against it in the future.

So istate->initialized is false, yet somebody can still add entries to
the cache? What happens when somebody else tries to initialize this
cache? All the entries there will be lost, even though nobody
discarded it afterwards.

-- 
Felipe Contreras
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