From: Tianyang Zhang <zhangtianyang@loongson.cn>
To: Thomas Gleixner <tglx@linutronix.de>,
chenhuacai@kernel.org, jiaxun.yang@flygoat.com
Cc: linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org,
Baoqi Zhang <zhangbaoqi@loongson.cn>,
Biao Dong <dongbiao@loongson.cn>
Subject: Re: [PATCH V3] irqchip/loongson-pch-pic: Update interrupt registration policy
Date: Mon, 25 Mar 2024 09:54:36 +0800 [thread overview]
Message-ID: <7418ece8-111a-cb29-0320-e8bc08e2d7f8@loongson.cn> (raw)
In-Reply-To: <8734sghfya.ffs@tglx>
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
prev parent reply other threads:[~2024-03-25 1:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-19 12:46 [PATCH V3] irqchip/loongson-pch-pic: Update interrupt registration policy Tianyang Zhang
2024-03-20 10:52 ` Thomas Gleixner
2024-03-22 10:14 ` Tianyang Zhang
2024-03-23 20:05 ` Thomas Gleixner
2024-03-25 1:54 ` Tianyang Zhang [this message]
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