On Mon, Feb 26, 2018 at 12:55 AM, Jeff King <p...@peff.net> wrote: > On Fri, Feb 23, 2018 at 02:22:14PM -0800, Stefan Beller wrote: > >> >> + /* >> >> + * A fast, rough count of the number of objects in the repository. >> >> + * These two fields are not meant for direct access. Use >> >> + * approximate_object_count() instead. >> >> + */ >> >> + unsigned long approximate_object_count; >> >> + unsigned approximate_object_count_valid : 1; >> > >> > Patch looks fine and is effectively a no-op, though what is the need for >> > both of these variables? Maybe it can be simplified down to just use >> > one? Just musing as its out of the scope of this patch and we probably >> > shouldn't try to change that in this series. >> >> I agree we should. It was introduced in e323de4ad7f (sha1_file: >> allow sha1_loose_object_info to handle arbitrary repositories, 2017-08-30) >> and I think it was seen as a clever optimization trick back then? > > I think you meant 8e3f52d778 (find_unique_abbrev: move logic out of > get_short_sha1(), 2016-10-03)?
Yes, copy paste error. > > Yes, it was just to avoid the dual-meaning of "0" for "not set" and a > repository with no packfiles. It would probably be fine to get rid of > it. If you have no packfiles then you probably don't have enough objects > to worry about micro-optimizing. And anyway, the "wasted" case wouldn't > even make any syscalls (it would do a noop prepare_packed_git() and then > realize the packed_git list is empty). Good point! > > -Peff
