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Subject: Re: disk write testing

Re: disk write testing

From: Linus Nielsen Feltzing <linus_at_haxx.se>
Date: Thu, 07 Nov 2002 10:05:36 +0100

Greg Haerr wrote:
> : Secondly, saving to the hard disk at powerdown time is bound to fail,
> : especially if the disk isn't spinning.
>
> With the buffer-cache implementation of file data, fat, and dir buffers
> I'm suggesting, it would be a simple extra bit to flag non-write-data buffers
> for
> updating only when the drive is spinning, and to postpone any i/o until the
> HD starts spinning from some other request.

And how exactly would that enable us to save data when the device shuts
down? I don't see your point.

/Linus
Received on 2002-11-07

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