linux-kernel - Re: [PATCH] acpi: acpica: add acpi status check prior walking through namespace

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Message-ID: <20171214093600.GB10734@localhost.localdomain>
Date:   Thu, 14 Dec 2017 01:36:00 -0800
From:   Vadim Lomovtsev <Vadim.Lomovtsev@...iumnetworks.com>
To:     "Rafael J. Wysocki" <rafael@...nel.org>
Cc:     "Moore, Robert" <robert.moore@...el.com>,
        "Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
        "lenb@...nel.org" <lenb@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "devel@...ica.org" <devel@...ica.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "vadim.lomovtsev@...ium.com" <vadim.lomovtsev@...ium.com>,
        "Schmauss, Erik" <erik.schmauss@...el.com>
Subject: Re: [PATCH] acpi: acpica: add acpi status check prior walking
 through namespace

On Wed, Dec 13, 2017 at 05:48:49PM +0100, Rafael J. Wysocki wrote:
> On Wed, Dec 13, 2017 at 3:52 PM, Vadim Lomovtsev
> <Vadim.Lomovtsev@...iumnetworks.com> wrote:
> > On Tue, Dec 12, 2017 at 09:52:21PM +0000, Moore, Robert wrote:
> >> Another way to look at this is that the kernel should not be calling ACPI interfaces if ACPI is disabled.
> >
> > Yes, I agree. So in this case the ltp_acpi test case has to be updated with such checking
> > before calling ACPI interfaces. However, it seems that such calls was put there intentionally,
> > without ACPI state check, as part of kernel testing strategy.
> 
> Not really.

Ok, see your point.
Thank you for your time.

WBR,
Vadim

> 
> Thanks,
> Rafael