linux-kernel - Re: [PATCH] PM / Domains: Don't return -EEXIST at attach when PM domain exists

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Date:   Tue, 15 May 2018 10:06:48 +0200
From:   "Rafael J. Wysocki" <rafael@...nel.org>
To:     Tony Lindgren <tony@...mide.com>,
        Ulf Hansson <ulf.hansson@...aro.org>
Cc:     "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Linux PM <linux-pm@...r.kernel.org>,
        "linux-samsung-soc @ vger . kernel . org" 
        <linux-samsung-soc@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Sylwester Nawrocki <s.nawrocki@...sung.com>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH] PM / Domains: Don't return -EEXIST at attach when PM
 domain exists

On Tue, May 15, 2018 at 2:53 AM, Tony Lindgren <tony@...mide.com> wrote:
> * Ulf Hansson <ulf.hansson@...aro.org> [180514 14:55]:
>> As dev_pm_domain_attach() isn't the only way to assign PM domain pointers
>> to devices, clearly we must allow a device to have the pointer already
>> being assigned. For this reason, return 0 instead of -EEXIST.
>>
>> Cc: Sylwester Nawrocki <s.nawrocki@...sung.com>
>> Cc: Marek Szyprowski <m.szyprowski@...sung.com>
>> Reported-by: Krzysztof Kozlowski <krzk@...nel.org>
>> Signed-off-by: Ulf Hansson <ulf.hansson@...aro.org>
>> Tested-by: Tested-by: Krzysztof Kozlowski <krzk@...nel.org>
>
> Fixes the issue for me too:
>
> Tested-by: Tony Lindgren <tony@...mide.com>

I've applied the patch with the tag above, thanks!