From: Junio C Hamano <gitster@pobox.com>
Date: Wed, 05 Jan 2022 21:03:57 GMT
Subject: Re: [PATCH v2 2/2] update-index: refresh should rewrite index in case of racy timestamps
Message-ID: <xmqq7dbdhp36.fsf@gitster.g>
In-Reply-To: <dfeabf6af15dfab06bde1ec7dcc2d0576497be9b.1641388523.git.gitgitgadget@gmail.com>

"Marc Strapetz via GitGitGadget" <gitgitgadget@gmail.com> writes:

> +test_expect_success '--refresh has no racy timestamps to fix' '
> +	reset_files &&
> +	test-tool chmtime =1234567891 .git/index &&

Don't some people use Git on VFAT where the time resolution is 2
seconds?  1234567890 and 1234567891 differ only by one second, so
chmtime may not be able to store one of them exactly, so I am not
sure if this guarantees "no racy timestamps to fix".