Re: [PATCH 3/3] refs: use strings directly in find_containing_dir()

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René Scharfe <rene.scharfe@xxxxxxxxxxxxxx> writes:

> Am 23.05.2012 00:18, schrieb Junio C Hamano:
>> René Scharfe<rene.scharfe@xxxxxxxxxxxxxx>  writes:
>>
>>> What has git grep to do with refs?  It checks if the path in the command
>>> above is a ref, which makes it iterate over all of them..
>>
>> Do you mean:
>>
>> 	/* Is it a rev? */
>>          get_sha1()
>>          ->  ...
>>            ->  get_sha1_basic()
>>              ->  dwim_ref()
>>
>> callpath?
>
> Yes, indeed.  Hmm, this is done even if the paths come after a
> double-dash.  Anyway, I don't consider the check to be a performance
> issue, just a quick way to test the allocation count that i stumbled
> upon while working on the recent grep patches.

I was merely reacting "iterate over all of them"; dwim_ref() only checks
if .git/blah, .git/refs/heads/blah, .git/refs/tags/blah, etc.  exists and
the number of checks do not depend on the number of refs you have, so I
was wondering if I overlooked something that does for_each_ref() of
everything.
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