linux-kernel - Re: 4.18.0-rc1-next-20180619 boot failed on beagle board x15

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Message-ID: <20180806093015.6099ef5c@canb.auug.org.au>
Date:   Mon, 6 Aug 2018 09:30:15 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Samuel Morris <samorris@...mark.com>, Tejun Heo <tj@...nel.org>
Cc:     Tony Lindgren <tony@...mide.com>, Roger Quadros <rogerq@...com>,
        Naresh Kamboju <naresh.kamboju@...aro.org>,
        linux-omap@...r.kernel.org,
        Linux-Next Mailing List <linux-next@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>, ssantosh@...nel.org,
        Olof Johansson <olof@...om.net>, Tero Kristo <t-kristo@...com>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: 4.18.0-rc1-next-20180619 boot failed on beagle board x15

Hi Samuel,

On Mon, 2 Jul 2018 09:31:56 -0400 Samuel Morris <samorris@...mark.com> wrote:
>
> On Mon, Jul 2, 2018 at 5:32 AM, Tony Lindgren <tony@...mide.com> wrote:
> > Hi,
> >
> > * Roger Quadros <rogerq@...com> [180621 14:56]:  
> >> On 21/06/18 17:31, Samuel Morris wrote:  
> >> > On Thu, Jun 21, 2018 at 3:58 AM, Roger Quadros <rogerq@...com> wrote:  
> >> >> +Rafael
> >> >>
> >> >> On 20/06/18 18:30, Samuel Morris wrote:  
> >> >>> On Wed, Jun 20, 2018 at 8:58 AM, Roger Quadros <rogerq@...com> wrote:  
> >> >>>> Tony,
> >> >>>>
> >> >>>> On 20/06/18 13:29, Tony Lindgren wrote:  
> >> >>>>> Hi,
> >> >>>>>
> >> >>>>> * Naresh Kamboju <naresh.kamboju@...aro.org> [180620 05:55]:  
> >> >>>>>> Linux next (4.18.0-rc1-next-20180619) boot failed on beagle board x15.  
> >> >>>>>
> >> >>>>> Bisect points to commit aece27a2f01b ("ata: ahci_platform: allow disabling of
> >> >>>>> hotplug to save power").
> >> >>>>>
> >> >>>>> Reverting the patch makes things work again. Any ideas what
> >> >>>>> might be going wrong here? Things clearly idle but then there
> >> >>>>> seems to be some register access with clocks disabled.  
> >
> > So this issue is still happening as of next-20180702. Can you guys
> > please revert the commit above while working on a better solution?  
> 
> That's fine with me. I'm not very familiar with the process here, does
> this require anything on my end? And would that require the
> accompanying patch to be reverted: "ata: ahci: rpm_put port on
> port_stop to match rpm_get in port_start"? There shouldn't be any
> problem leaving that one in, but I just want to know before submitting
> my next patch set.

I am still reverting that commit from linux-next myself.  Has this
issue been fixed some other way, or is it still ongoing?

-- 
Cheers,
Stephen Rothwell

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