From: Peng Fan <peng.fan@nxp.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
"Peng Fan (OSS)" <peng.fan@oss.nxp.com>
Cc: "robh+dt@kernel.org" <robh+dt@kernel.org>,
"krzysztof.kozlowski+dt@linaro.org"
<krzysztof.kozlowski+dt@linaro.org>,
"conor+dt@kernel.org" <conor+dt@kernel.org>,
"frowand.list@gmail.com" <frowand.list@gmail.com>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH] of/platform: increase refcount of fwnode
Date: Thu, 17 Aug 2023 13:13:01 +0000 [thread overview]
Message-ID: <DU0PR04MB9417B3FE767FA06FFFEE018A881AA@DU0PR04MB9417.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <ZN3+XzfK00vXPiHO@smile.fi.intel.com>
> Subject: Re: [PATCH] of/platform: increase refcount of fwnode
>
> On Thu, Aug 17, 2023 at 01:57:39PM +0300, Andy Shevchenko wrote:
> > On Sat, Aug 12, 2023 at 08:24:11PM +0800, Peng Fan (OSS) wrote:
>
> ...
>
> > > - device_set_node(&dev->dev, of_fwnode_handle(node));
> > > + device_set_node(&dev->dev, fwnode_handle_get(fwnode));
> >
> > Ditto.
>
> Actually no, amba_device_alloc() does not use platform_device_alloc() and
> defines it's own .release method. There is no reference count drop there
> AFAICS.
My test only covers platform device, so ..
But I have a general question here. Since of_amba_device_create will use
the of_node or fwnode, shouldn't the refcount_t be increased and released
in amba device release?
Thanks,
Peng.
>
> --
> With Best Regards,
> Andy Shevchenko
>
next prev parent reply other threads:[~2023-08-17 13:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-12 12:24 [PATCH] of/platform: increase refcount of fwnode Peng Fan (OSS)
2023-08-15 6:45 ` Andy Shevchenko
2023-08-17 1:18 ` Peng Fan
2023-08-17 10:57 ` Andy Shevchenko
2023-08-17 11:02 ` Andy Shevchenko
2023-08-17 13:13 ` Peng Fan [this message]
2023-08-17 14:06 ` Andy Shevchenko
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