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SubjectRe: [PATCH -next] drm/komeda: Convert to DEFINE_SHOW_ATTRIBUTE
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在 2020/7/17 17:10, Daniel Vetter 写道:
> On Fri, Jul 17, 2020 at 04:00:36PM +0800, miaoqinglang wrote:
>>
>>
>> 在 2020/7/17 15:06, Daniel Vetter 写道:
>>> On Fri, Jul 17, 2020 at 8:40 AM james qian wang (Arm Technology China)
>>> <james.qian.wang@arm.com> wrote:
>>>>
>>>> On Thu, Jul 16, 2020 at 05:03:33PM +0800, Qinglang Miao wrote:
>>>>> From: Liu Shixin <liushixin2@huawei.com>
>>>>>
>>>>> Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.
>>>>>
>>>>> Signed-off-by: Liu Shixin <liushixin2@huawei.com>
>>>>> ---
>>>>> drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 13 +------------
>>>>> 1 file changed, 1 insertion(+), 12 deletions(-)
>>>>>
>>>>> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
>>>>> index 0246b2e94..4a10e6b9e 100644
>>>>> --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
>>>>> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
>>>>> @@ -41,18 +41,7 @@ static int komeda_register_show(struct seq_file *sf, void *x)
>>>>> return 0;
>>>>> }
>>>>>
>>>>> -static int komeda_register_open(struct inode *inode, struct file *filp)
>>>>> -{
>>>>> - return single_open(filp, komeda_register_show, inode->i_private);
>>>>> -}
>>>>> -
>>>>> -static const struct file_operations komeda_register_fops = {
>>>>> - .owner = THIS_MODULE,
>>>>> - .open = komeda_register_open,
>>>>> - .read_iter = seq_read_iter,
>>>>> - .llseek = seq_lseek,
>>>>> - .release = single_release,
>>>>> -};
>>>>> +DEFINE_SHOW_ATTRIBUTE(komeda_register);
>>>>>
>>>>
>>>> Hi Shixin & Qinglang
>>>>
>>>> Thanks for your patch.
>>>>
>>>> Reviewed-by: James Qian Wang <james.qian.wang@arm.com>
>>>>
>>>> Since your patch is not for drm-misc-next, so seems better
>>>> to leave it to you to merge it. :)
>>>
>>> I do think it's for drm-misc-next, what other tree would it be for?
>>> Some people put -next in their patch tag to differentiate from -fixes,
>>> so maintainers know what to do with the patch. It's also not part of a
>>> series, hence I think this is on you to apply it.
>>>
>> Hi James & Daniel,
>>
>> ​Sorry I didn't make it clear in commit log, but it do based on linux-next.
>>
>> ​I think the reason why James think it's not for drm-misc-next
>> is conflicts exists when this patch being applied. There's conflicts because
>> commit <4d4901c6d7> which switched over direct seq_read method calls to
>> seq_read_iter should applied before this clean-up patch(linkage listed as
>> below).
>>
>> https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next/+/4d4901c6d748efab8aab6e7d2405dadaed0bea50
>>
>> I can send a new patch based on mainline if needed.
>
> Uh yes this is annoying. We're at feature cutoff so this will likely cause
> bad conflicts no matter what if we merge it now, but the clean solution is
> to rebase onto drm-misc-next, and then let maintainers sort out the mess
> with conflicts. It's a pretty simple change in the above patch, so
> shouldn't cause too many troubles.
> -Daniel
>
Hi James & Daniel,

I've sent v2 patch based on based on linux-next(20200917), and can be
applied to mainline cleanly now.

Thanks.
>
>>
>> ​Thanks.
>>
>> Qinglang
>>
>> .
>>
>>>
>>> Cheers, Daniel
>>>
>>>>
>>>> Thanks
>>>> James
>>>>
>>>>> #ifdef CONFIG_DEBUG_FS
>>>>> static void komeda_debugfs_init(struct komeda_dev *mdev)
>>>>> --
>>>>> 2.17.1
>>>> _______________________________________________
>>>> dri-devel mailing list
>>>> dri-devel@lists.freedesktop.org
>>>> https://lists.freedesktop.org/mailman/listinfo/dri-devel
>>>
>>>
>>>
>>
>

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