From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Jesper Juhl <jj@chaosbits.net>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH, resend] relatime: Let relatime update atime at least once per day
Date: Sun, 28 Dec 2008 20:19:36 +0000 [thread overview]
Message-ID: <20081228201936.GA19563@srcf.ucam.org> (raw)
In-Reply-To: <alpine.LNX.2.00.0812281928370.10294@swampdragon.chaosbits.net>
On Sun, Dec 28, 2008 at 07:35:25PM +0100, Jesper Juhl wrote:
> Not all days are 24*60*60 seconds long. Daylight savings time as well as
> leap seconds make this an inaccurate/incorrect constant for representing
> "one day".
> I don't think we really care, but perhaps the comment above should
> acknowledge the fact that this is aproximately one day?
"Day" in the ISO 8601 sense, ie:
2.2.5 day
unit of time, equal to 24 hours
as opposed to
2.2.6 calendar day
time interval starting at midnight and ending at the next midnight, the
latter being also the starting instant of the next calendar day
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2008-12-28 20:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-28 15:29 [PATCH, resend] relatime: Let relatime update atime at least once per day Matthew Garrett
2008-12-28 18:35 ` Jesper Juhl
2008-12-28 20:19 ` Matthew Garrett [this message]
2008-12-28 19:04 ` Éric Piel
2008-12-28 19:59 ` Matthew Garrett
2008-12-28 21:24 ` Éric Piel
2008-12-28 21:36 ` Matthew Wilcox
2008-12-28 21:38 ` Matthew Garrett
2009-01-08 12:29 ` Peter Moulder
2009-01-08 13:32 ` Matthew Garrett
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