Re: SATA suspend-to-ram patch - merge?

[Pavel Machek <pavel@suse.cz>]

Hi!

> >Is Jens' patch still relevant? If so, should it be rediffed and 
> >merged
> >into mainline? It doesn't seem to cause any weird side-effects.
> >
> >More importantly, I would be inclined to properly rediff Jens' patch 
> >and
> >merge it into Debian 2.6.12 kernel sources if there aren't any such
> >side-effects, since it benefits everyone using SATA and 
> >suspend-to-ram
> >(that is, users of relatively modern laptops.)
> 
> Jens' patch is technical correct for SATA, but really we want to do 
> more stuff at the SCSI layer (see James Bottomley's response to Jens' 
> patch).
> 
> Unfortunately, this also implies that we have to figure out which 
> SCSI devices are available to be power-managed, and which SCSI 
> devices are on a shared bus that should never be suspended.

I think that shared buses are rare enough to be safely ignored.
We could simply say "never ever suspend machine with some
disks on shared bus".

				Pavel
-- 
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