All of lore.kernel.org
 help / color / mirror / Atom feed
From: Yee Li <seven.yi.lee@gmail.com>
To: Gregory Price <gourry@gourry.net>
Cc: akpm@linux-foundation.org, david@kernel.org,
	dan.j.williams@intel.com, ying.huang@linux.alibaba.com,
	linux-mm@kvack.org, joshua.hahnjy@gmail.com,
	linux-kernel@vger.kernel.org, Jonathan.Cameron@huawei.com,
	linux-cxl@vger.kernel.org, dave.jiang@intel.com
Subject: Re: [PATCH] mm/mempolicy: add sysfs interface to override NUMA node bandwidth
Date: Fri, 13 Mar 2026 11:51:27 +0800	[thread overview]
Message-ID: <aed07229-9432-474b-8498-5e23893e72fc@gmail.com> (raw)
In-Reply-To: <abLl84pc7tavuieW@gourry-fedora-PF4VCD3F>

Hi Gregory,

> If userland is setting the raw bandwidth stat, why can't they do a tiny
> bit of math to figure out the preferred weighting and just write the
> weights?

We're not setting the raw bandwidth stat directly, but overriding
the top-level bandwidth to observe the final effect.

> Should be posted as [RFC] then, I don't think we want this upstream.

Thanks for the suggestion.

      reply	other threads:[~2026-03-13  3:51 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-12  9:12 [PATCH] mm/mempolicy: add sysfs interface to override NUMA node bandwidth YeeLi
2026-03-12  9:42 ` Huang, Ying
2026-03-12 10:26   ` Yee Li
2026-03-12 11:58 ` Jonathan Cameron
2026-03-13  3:05   ` Yee Li
2026-03-12 15:00 ` Joshua Hahn
2026-03-12 15:05   ` Joshua Hahn
2026-03-13  3:39   ` Yee Li
2026-03-12 16:12 ` Gregory Price
2026-03-13  3:51   ` Yee Li [this message]

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=aed07229-9432-474b-8498-5e23893e72fc@gmail.com \
    --to=seven.yi.lee@gmail.com \
    --cc=Jonathan.Cameron@huawei.com \
    --cc=akpm@linux-foundation.org \
    --cc=dan.j.williams@intel.com \
    --cc=dave.jiang@intel.com \
    --cc=david@kernel.org \
    --cc=gourry@gourry.net \
    --cc=joshua.hahnjy@gmail.com \
    --cc=linux-cxl@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=ying.huang@linux.alibaba.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.