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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Roland Dreier <roland@purestorage.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	George McCollister <george.mccollister@gmail.com>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>
Subject: Re: Regression in 3.10.80 vs. 3.10.79
Date: Thu, 11 Jun 2015 01:23:32 +0200	[thread overview]
Message-ID: <25627634.TOSvDFmF1a@vostro.rjw.lan> (raw)
In-Reply-To: <CAL1RGDWBd9Y_KLoT+DZX0Js+y9C8c4mTj9b3n+-8C=_vE0=pPw@mail.gmail.com>

On Tuesday, June 09, 2015 04:51:35 PM Roland Dreier wrote:
> On Tue, Jun 9, 2015 at 4:43 PM, Roland Dreier <roland@purestorage.com> wrote:
> > I understand that the change here fixed another regression, but I'm
> > wondering if there's a way to make everyone happy here?  I can provide
> > debugging info from my system as required...
> 
> Maybe sent my mail too quickly, as I have some thoughts after looking
> at the code.
> 
> From the link order, drivers/acpi init wll be called before
> drivers/pnp init, right?  In my case, the acpi resources ("ACPI
> PM1a_EVT_BLK") etc are under a pnp bus.  But if acpi requests the
> resources first, then pnp can't request the enclosing range.
> 
> Is the right fix to make sure the pnp init happens before acpi
> requests resources?

I need to have a deeper look at things.

Can you please file a bug at bugzilla.kernel.org to track this and attach
the output of acpidump from the affected system in there?

Rafael


       reply	other threads:[~2015-06-10 22:57 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAL1RGDV6hr3_Oa6O-kPzx9EemtOWWtYq+-RkCzN7axNPLz5MJw@mail.gmail.com>
     [not found] ` <CAL1RGDWBd9Y_KLoT+DZX0Js+y9C8c4mTj9b3n+-8C=_vE0=pPw@mail.gmail.com>
2015-06-10 23:23   ` Rafael J. Wysocki [this message]
2015-06-11 19:01     ` Regression in 3.10.80 vs. 3.10.79 Roland Dreier
2015-06-11 20:50       ` Rafael J. Wysocki
2015-06-12 15:01         ` Roland Dreier
2015-06-13  2:52           ` Rafael J. Wysocki
2015-06-13 16:56             ` Roland Dreier
2015-06-15 14:56               ` Roland Dreier
2015-06-15 23:00                 ` Rafael J. Wysocki
2015-06-17 12:42                   ` Rafael J. Wysocki
2015-06-17 21:53                     ` Rafael J. Wysocki

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