linux-kernel - Re: [PATCH 1/2] kobject: add kobject

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Message-ID: <20180410071051.GA19397@kroah.com>
Date:   Tue, 10 Apr 2018 09:10:51 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 1/2] kobject: add kobject_read()

On Tue, Apr 10, 2018 at 06:53:50AM +0000, Kuninori Morimoto wrote:
> 
> From: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
> 
> We are counting kobject by using kobject_get/put(), but
> not have kobject_read() which can be used to check count.
> Let's add

No, please do not.  You should never care about this "count", and if we
do provide this, people will abuse it.

I understand that this might make some debugging harder, but if you
really need to write custom debugging code, then just use the internal
values.

sorry,

greg k-h