From: Marc Zyngier <maz@kernel.org>
To: wangwudi <wangwudi@hisilicon.com>
Cc: <linux-kernel@vger.kernel.org>, Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] irqchip: gic-v3: Collection table support muti pages
Date: Mon, 15 May 2023 13:44:55 +0100 [thread overview]
Message-ID: <86jzx9n4qg.wl-maz@kernel.org> (raw)
In-Reply-To: <1684152604-12621-1-git-send-email-wangwudi@hisilicon.com>
On Mon, 15 May 2023 13:10:04 +0100,
wangwudi <wangwudi@hisilicon.com> wrote:
>
> Only one page is allocated to the collection table.
> Recalculate the page number of collection table based on the number of
> CPUs.
Please document *why* we should even consider this. Do you know of any
existing implementation that is so large (or need so much memory for
its collection) that it would result in overflowing the collection
table?
Thanks,
M.
--
Without deviation from the norm, progress is not possible.
next prev parent reply other threads:[~2023-05-15 12:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-15 12:10 [PATCH] irqchip: gic-v3: Collection table support muti pages wangwudi
2023-05-15 12:44 ` Marc Zyngier [this message]
[not found] ` <41cbc6cb4e964fe0bbba87f52110b1c3@hisilicon.com>
2023-05-16 2:53 ` wangwudi
2023-05-16 7:16 ` Marc Zyngier
2023-05-22 12:52 ` wangwudi
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=86jzx9n4qg.wl-maz@kernel.org \
--to=maz@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=tglx@linutronix.de \
--cc=wangwudi@hisilicon.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox