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Date: Wed, 1 Jun 2016 00:31:09 +0200 From: "Rafael J. Wysocki" <rafael@...nel.org> To: Roland Dreier <roland@...estorage.com> Cc: "Rafael J. Wysocki" <rjw@...ysocki.net>, "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, LKML <linux-kernel@...r.kernel.org>, ACPI Devel Maling List <linux-acpi@...r.kernel.org> Subject: Re: Regression in IO resource allocation On Tue, May 31, 2016 at 11:42 PM, Roland Dreier <roland@...estorage.com> wrote: > On Tue, May 31, 2016 at 2:11 PM, Rafael J. Wysocki <rjw@...ysocki.net> wrote: >> Can you please try the appended patch (untested)? > > Thanks for the quick reply. Patch looks OK on my system... it boots > (which is very good :) and I see > > system 00:01: [io 0x0400-0x047f] has been reserved > > however I don't see the "ACPI CPU throttle" region reserved in > /proc/ioports... haven't debugged why acpi_processor_get_throttling() > isn't getting called or what is happening yet. > > Will dig a bit deeper and let you know. It may not be called at all if _PTC is used on that system, for example.
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