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From:   "Rafael J. Wysocki" <rjw@rjwysocki.net>
To:     Mika Westerberg <mika.westerberg@linux.intel.com>
Cc:     Linux PM <linux-pm@vger.kernel.org>,
        Linux PCI <linux-pci@vger.kernel.org>,
        Linux ACPI <linux-acpi@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Bjorn Helgaas <helgaas@kernel.org>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Hans De Goede <hdegoede@redhat.com>,
        "Robert R. Howell" <RHowell@uwyo.edu>
Subject: Re: [PATCH v2 0/5] PM: PCI/ACPI: Hibernation handling fixes
Date:   Fri, 05 Jul 2019 11:50:35 +0200
Message-ID: <3380486.WkxyVYbAKD@kreacher>
In-Reply-To: <20190701162017.GB2640@lahna.fi.intel.com>
References: <4976412.ihyb9sT5jY@kreacher> <20190701162017.GB2640@lahna.fi.intel.com>
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On Monday, July 1, 2019 6:20:17 PM CEST Mika Westerberg wrote:
> On Mon, Jul 01, 2019 at 12:42:14PM +0200, Rafael J. Wysocki wrote:
> > Hi All,
> > 
> > This series of patches addresses a few issues related to the handling of
> > hibernation in the PCI bus type and the ACPI PM domain and ACPI LPSS driver.
> > 
> > The v2 addresses Hans' concerns regarding the LPSS changes.
> > 
> > First of all, all of the runtime-suspended PCI devices and devices in the ACPI PM and LPSS
> > PM domains will be resumed during hibernation (first patch).  This appears to be the
> > only way to avoid weird corner cases and the benefit from avoiding to resume those
> > devices during hibernation is questionable.
> > 
> > That change allows the the hibernation callbacks in all of the involved subsystems to be
> > simplified (patches 2 and 3).
> > 
> > Moreover, reusing bus-level suspend callbacks for the "poweroff" transition during
> > hibernation (which is the case for the ACPI PM domain and LPSS) is incorrect, so patch 4
> > fixes that.
> > 
> > Finally, there are some leftover items in linux/acpi.h that can be dropped (patch 5).
> 
> For the whole series,
> 
> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
> 

Thanks!

Queued for 5.3 with the tags from you and Hans (I've fixed up comments in the first patch while applying it).