linux-kernel - Re: [PATCH v3 05/14] software_node: unregister software

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Message-ID: <2b415312-fe30-c73b-0077-4ec2a07116df@gmail.com>
Date:   Thu, 24 Dec 2020 14:14:10 +0000
From:   Daniel Scally <djrscally@...il.com>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        devel@...ica.org, "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Yong Zhi <yong.zhi@...el.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Bingbu Cao <bingbu.cao@...el.com>,
        Tian Shu Qiu <tian.shu.qiu@...el.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Robert Moore <robert.moore@...el.com>,
        Erik Kaneda <erik.kaneda@...el.com>,
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        Steven Rostedt <rostedt@...dmis.org>,
        Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
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        kieran.bingham+renesas@...asonboard.com,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
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        Linus Walleij <linus.walleij@...aro.org>,
        kernel test robot <lkp@...el.com>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH v3 05/14] software_node: unregister software_nodes in
 reverse order


On 24/12/2020 14:12, Andy Shevchenko wrote:
> On Thu, Dec 24, 2020 at 4:00 PM Daniel Scally <djrscally@...il.com> wrote:
>> On 24/12/2020 12:13, Andy Shevchenko wrote:
>>> On Thu, Dec 24, 2020 at 3:12 AM Daniel Scally <djrscally@...il.com> wrote:
> ...
>
>>>> + * Unregister multiple software nodes at once. The array will be unwound in
>>>> + * reverse order (i.e. last entry first) and thus if any member of the array
>>>> + * has its .parent member set then they should appear later in the array such
>>>> + * that they are unregistered first.
>>> I'm, as being not a native speaker, a bit confused by this comment.
>>> The idea is that children are unregistered first. Can you try to make
>>> it more clear maybe?
>> Sure, how about:
>>
>> The array will be unwound in reverse order (i.e. last entry first). If
>> any member of the array is a child of another member then the child must
> children ?

Yes, you are right of course.

>
>> appear later in the array than their parent, so that they are
>> unregistered first.
> I think with the above change it will be better, yes.
>
Ok, done.