Re: [PATCH V3] irqchip/loongson-pch-pic: Update interrupt registration policy

[Tianyang Zhang]

Hi, Thomas

在 2024/3/24 上午4:05, Thomas Gleixner 写道:
> Tianyang!
>
> On Fri, Mar 22 2024 at 18:14, Tianyang Zhang wrote:
>
> Please do not top-post. See the 'Top-posting' chapter in:
> https://people.kernel.org/tglx/notes-about-netiquette
Sorry, I will carefully read the document
> > Regarding "WHY", my understanding is that a convincing reason is needed
> > to explain the necessity of this patch.
> Yes.
>
> > If so, can the last paragraph "This will be more conducive to fully
> > utilizing existing vectors to support more devices."
> >
> > be considered a simple explanation?
> Kinda, but ideally you describe it in a way that there is context for
> the reader. Like this:
>
>    The fixed mapping between the LS7A interrupt source and the HT
>    interrupt vector prevents the utilization of the full interrupt vector
>    space which limits the number of devices in a system
>
>    Replace the fixed mapping with a dynamic mapping which allocates a
>    vector when an interrupt source is set up. This avoids that unused
>    sources prevent vectors from being used for other devices.
>
> See?
Thank you for your demonstration. I will make the modifications 
according to the requirements
> Thanks,
>
>          tglx


Thanks again

            Tianyang