Re: PATCH: Fixes for ide-disk.c

[John Bradford]

> 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.