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Subject: Re: [PATCH] coresight: funnel: Remove unnecessary .owner of static
 funnel driver
To:     Mathieu Poirier <mathieu.poirier@linaro.org>
References: <1604139150-18659-1-git-send-email-liuqi115@huawei.com>
 <20201102172330.GB2749502@xps15>
CC:     <suzuki.poulose@arm.com>, <Al.Grant@arm.com>,
        <mike.leach@linaro.org>, <linux-kernel@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>, <linuxarm@huawei.com>
From:   Qi Liu <liuqi115@huawei.com>
Message-ID: <813ceaa8-9bad-6e10-45f8-a56656519f63@huawei.com>
Date:   Tue, 3 Nov 2020 09:18:15 +0800
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Hi Mathieu,


On 2020/11/3 1:23, Mathieu Poirier wrote:
> Hi Liu,
>
> On Sat, Oct 31, 2020 at 06:12:30PM +0800, Qi Liu wrote:
>> As driver.owner has been set in platform_driver_register(), it is
>> unnecessary to set it in static funnel driver, so remove it from
>> struct static_funnel_driver.
>>
>> Signed-off-by: Qi Liu <liuqi115@huawei.com>
>> ---
>>  drivers/hwtracing/coresight/coresight-funnel.c | 1 -
>>  1 file changed, 1 deletion(-)
>>
>> diff --git a/drivers/hwtracing/coresight/coresight-funnel.c b/drivers/hwtracing/coresight/coresight-funnel.c
>> index af40814..07bc203 100644
>> --- a/drivers/hwtracing/coresight/coresight-funnel.c
>> +++ b/drivers/hwtracing/coresight/coresight-funnel.c
>> @@ -356,7 +356,6 @@ static struct platform_driver static_funnel_driver = {
>>  	.remove          = static_funnel_remove,
>>  	.driver         = {
>>  		.name   = "coresight-static-funnel",
>> -		.owner	= THIS_MODULE,
> I received two identical patches (with a different title) from you.  Since there
> was no explanation I will discard the first one and work with this one.
>
> You are correct, platform_driver_register() does take care of THIS_MODULE.
> Please send another revision where you will do three things:
>
> 1) CC the coresight mailing list, as instructed by get_maintainer.pl
> 1) Also fix the replicator driver.
> 2) Add a comment that clearly mentions THIS_MODULE doesn't need to be set:
>
>                 .name   = "coresight-static-funnel",
>                 /* THIS_MODULE is taken care of by platform_driver_register() */
>                 .of_match_table = static_funnel_match,
>                 .acpi_match_table = ACPI_PTR(static_funnel_ids),
>                 .pm	= &funnel_dev_pm_ops,
>
> Thanks,
> Mathieu
Thanks for your review , I'll send a new patch latter.

Liu
>> --
>> 2.8.1
>>
> .
>