Date: Wed, 24 Jun 1998 21:06:28 +0200 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Bruce Evans <bde@zeta.org.au> Cc: fs@FreeBSD.ORG Subject: Re: lazy syncing of timestamps for special files Message-ID: <2086.898715188@critter.freebsd.dk> In-Reply-To: Your message of "Thu, 25 Jun 1998 02:02:34 %2B1000." <199806241602.CAA24267@godzilla.zeta.org.au>
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In message <199806241602.CAA24267@godzilla.zeta.org.au>, Bruce Evans writes:
>These changes implement delaying until vnode reclamation time of writing
>timestamps for special files. This is most useful for preventing
>disk activity on laptops just because something wrote to a terminal
>(see PR5577 for a broken version).
>
>Please review.
I think the first part of {ffs,ext2}_update() should be put in an
ufs_update() function which is called from those two places.
Otherwise that rather hairy bit of code is going to suffer from even
more cut&paste deterioration in the future.
Otherwise it looks good.
I'll run it on my laptop and see if I notice anything...
--
Poul-Henning Kamp FreeBSD coreteam member
phk@FreeBSD.ORG "Real hackers run -current on their laptop."
"ttyv0" -- What UNIX calls a $20K state-of-the-art, 3D, hi-res color terminal
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