Re: [PATCH 4/4] PM / Domains: Let the ->attach_dev() callback return an error code

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On 28 October 2014 21:31, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> Hi Ulf, Rafael,
>
> On Tue, Oct 28, 2014 at 3:38 PM, Ulf Hansson <ulf.hansson@xxxxxxxxxx> wrote:
>> Typically an ->attach_dev() callback would fetch some PM resourses.
>>
>> Those operations, like for example clk_get() may fail with different
>> errors, including -EPROBE_DEFER. Instead of ignoring these errors and
>> potentially only print an error message, let's propagate them to give
>> callers the option to handle them.
>>
>> Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
>
> Given that several patch series using ->attach_dev() are already floating
> around and will be in -next soon, what is the plan of getting this in?
> Doing it ASAP (in v3.18-rc3)?
> Delaying this to v3.19-rc2, which will require an atomic fixing of its users?
> Any other option?

I would prefer if we consider 3.18-rc[x|. That's applies also to the
below patchset, which actually fixes an issue. It would simplify the
process of handling other SOC specific patches which adds PM domain
support.

[PATCH v3 0/9] PM / Domains: Fix race conditions during boot

Obviously the patches needs to be reviewed, I guess we are still in
the process of doing that.

Kind regards
Uffe
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