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Date:	Fri, 6 Jun 2008 18:57:30 -0700
From:	Greg KH <greg@...ah.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Chris Wright <chrisw@...s-sol.org>, Tejun Heo <htejun@...il.com>,
	Theodore Ts'o <tytso@....edu>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	Jeff Garzik <jeff@...zik.org>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Justin Forbes <jmforbes@...uxtx.org>,
	linux-kernel@...r.kernel.org,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Domenico Andreoli <cavokz@...il.com>,
	IDE/ATA development list <linux-ide@...r.kernel.org>,
	Randy Dunlap <rdunlap@...otime.net>,
	Michael Krufky <mkrufky@...uxtv.org>,
	matthieu.castet@...rot.com, Chuck Ebbert <cebbert@...hat.com>,
	Dave Jones <davej@...hat.com>, akpm@...ux-foundation.org,
	Chuck Wolber <chuckw@...ntumlinux.com>, stable@...nel.org,
	alan@...rguk.ukuu.org.uk
Subject: Re: [stable] [patch 10/50] libata: force hardreset if link is in
	powersave mode

On Fri, Jun 06, 2008 at 06:27:15PM -0700, Linus Torvalds wrote:
> 
> 
> On Fri, 6 Jun 2008, Chris Wright wrote:
> >
> > -stable review patch.  If anyone has any objections, please let us know.
> > ---------------------
> > 
> > From: Tejun Heo <htejun@...il.com>
> > 
> > Inhibiting link PM mode doesn't bring the link back online if it's
> > already in powersave mode.  If SRST is used in these cases, libata EH
> > thinks that the link is offline and fails detection.  Force hardreset
> > if link is in powersave mode.
> 
> This isn't upstream. Maybe there's some reason it's not needed upstream, 
> but it would be nice to know.

To quote Tejun when he sent this patch:
	---
	Patch for -stable only.  Devel branch now uses hardreset by
	default so this type of promotion logic isn't necessary anymore.


thanks,

greg k-h
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