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SubjectRe: PATCH: Fixes for ide-disk.c

Are you issuing "standby" or "suspend" ?

The shutdown issues a "standby" and not a "suspend", this is why you get
the spinup on a flush-cache.

On Sat, 5 Apr 2003, John Bradford wrote:

> > People using swsusp under 2.4 found that everything worked
> > fine if they rebooted after writing the image, but powering down at the
> > end of writing the image caused corruption. I got the additional check
> > from the source for hdparm, which only does the new check to determine
> > if a drive has a writeback cache.
>
> Did we ever establish what the best way to ensure that the write cache is
> flushed, is? An explicit cache flush and spin down are both necessary, but
> I had problems with drives spinning back up when we did the spindown first.
>
> John.
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Andre Hedrick
LAD Storage Consulting Group

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