Re: [PATCH] workqueue: Introduce from_wq() helper for cleaner callback declarations

From: Allen Pais
Date: Tue Feb 27 2024 - 14:06:46 EST


>
>
> On Tue, Feb 27, 2024 at 06:56:28PM +0000, Allen Pais wrote:
>> To streamline the transition from tasklets to worqueues, a new helper
>> function, from_wq(), is introduced. This helper, inspired by existing
>> from_() patterns, utilizes container_of() and eliminates the redundancy
>> of declaring variable types, leading to more concise and readable code.
>>
>> The modified code snippet demonstrates the enhanced clarity achieved
>> with from_wq():
>>
>> void callback(struct work_struct *w)
>> {
>> - struct some_data_structure *local = container_of(w,
>> struct some_data_structure,
>> work);
>> + struct some_data_structure *local = from_wq(local, w, work);
>
> I'm not necessarily against it but it's a bit meh in terms of how much it
> saves. Also, can you please name it from_work()?

I agree :). It does help a little in conversion. Sure, will send out a v2 right away.

Thanks.

>
> Thanks.
>
> --
> tejun