From: Rodolfo Giometti <giometti@enneenne.com>
To: Greg KH <greg@kroah.com>
Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
corbet@lwn.net, Hall Christopher S <christopher.s.hall@intel.com>,
Mohan Subramanian <subramanian.mohan@intel.com>,
tglx@linutronix.de, andriy.shevchenko@linux.intel.com,
Dong Eddie <eddie.dong@intel.com>,
N Pandith <pandith.n@intel.com>,
T R Thejesh Reddy <thejesh.reddy.t.r@intel.com>,
Zage David <david.zage@intel.com>,
Chinnadurai Srinivasan <srinivasan.chinnadurai@intel.com>
Subject: Re: [RFC 1/3] drivers pps: add PPS generators support
Date: Thu, 10 Oct 2024 09:25:58 +0200 [thread overview]
Message-ID: <7158028e-e516-4eb6-b207-eb8c2d92fd39@enneenne.com> (raw)
In-Reply-To: <2024100917-daybed-suffering-7367@gregkh>
On 09/10/24 11:19, Greg KH wrote:
> On Wed, Oct 09, 2024 at 10:48:14AM +0200, Rodolfo Giometti wrote:
>>>> + kobject_put(&pps_gen->dev->kobj);
>>>
>>> Messing with a kobject reference directly from a device feels wrong and
>>> should never be done.
>>
>> I followed the suggestions in this patch whose look sane to me:
>>
>> https://lore.kernel.org/lkml/fc5fe55c-422d-4e63-a5bd-8b6b2d3e6c62@enneenne.com/T/
>
> That patch is wrong.
:(
>>> Please use the proper apis.
>>
>> Which API are you talking about? Can you please provide some advice?
>
> get_device()
>
> You are working on devices, NOT a raw kobject, no driver should EVER be
> calling into a kobject function or a sysfs function, there should be
> driver core functions for everything you need to do.
OK, I'm going to provide a new RFC taking in account what you suggest.
Thanks,
Rodolfo
--
GNU/Linux Solutions e-mail: giometti@enneenne.com
Linux Device Driver giometti@linux.it
Embedded Systems phone: +39 349 2432127
UNIX programming
next prev parent reply other threads:[~2024-10-10 7:29 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-08 13:50 [RFC 0/3] Add PPS generators Rodolfo Giometti
2024-10-08 13:50 ` [RFC 1/3] drivers pps: add PPS generators support Rodolfo Giometti
2024-10-08 15:42 ` Greg KH
2024-10-09 8:48 ` Rodolfo Giometti
2024-10-09 9:19 ` Greg KH
2024-10-10 7:25 ` Rodolfo Giometti [this message]
2024-10-10 7:15 ` Greg KH
2024-10-10 7:32 ` Rodolfo Giometti
2024-10-10 7:54 ` Greg KH
2024-10-10 9:53 ` Rodolfo Giometti
2024-10-10 10:04 ` Greg KH
2024-10-10 10:18 ` Rodolfo Giometti
2024-10-09 2:49 ` Hall, Christopher S
2024-10-09 8:48 ` Rodolfo Giometti
2024-10-08 13:50 ` [RFC 2/3] Documentation pps.rst: add PPS generators documentation Rodolfo Giometti
2024-10-08 15:43 ` Greg KH
2024-10-09 8:48 ` Rodolfo Giometti
2024-10-09 9:14 ` Greg KH
2024-10-10 7:26 ` Rodolfo Giometti
2024-10-08 13:50 ` [RFC 3/3] Documentation ABI: add PPS generators documentaion Rodolfo Giometti
2024-10-08 15:43 ` Greg KH
2024-10-09 8:48 ` Rodolfo Giometti
2024-10-09 9:15 ` Greg KH
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