From: Junio C Hamano Date: Thu, 14 Dec 2006 11:26:48 GMT Subject: Re: [PATCH 1/1] Bypass expensive content comparsion during rename detection Message-ID: <200612141126.kBEBQme7021704@hera.kernel.org> estimate_similarity() is called after it has determined that one and two do not match exactly, and it relies on populate_filespec with at least size-only has been called on them so that it can reject filepair with vastly different sizes, still without looking at (thus without loading) the contents.