From: Junio C Hamano <gitster@pobox.com>
Date: Tue, 10 Feb 2009 23:05:57 GMT
Subject: Re: [RFC/PATCH] shortstatus v1
Message-ID: <7v3aellwoa.fsf@gitster.siamese.dyndns.org>
In-Reply-To: <20090210225539.GC26954@coredump.intra.peff.net>

Jeff King <peff@peff.net> writes:

> So untracked_files is definitely the worst, but I was surprised that
> the index to HEAD diff takes so long.

There is an obvious optimization you can do to "diff-index --cached" using
cache-tree.  If your index is really clean, computing the tree object the
index would represent (without writing the tree object out) and comparing
it against HEAD^{tree} may be a tad faster.