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From: Alison Schofield <alison.schofield@intel.com>
To: Dave Jiang <dave.jiang@intel.com>
Cc: 黄高彬 <huanggaobin23@semi.ac.cn>,
	"Richard Cheng" <icheng@nvidia.com>,
	linux-cxl@vger.kernel.org, "Davidlohr Bueso" <dave@stgolabs.net>,
	"Jonathan Cameron" <jic23@kernel.org>,
	"Vishal Verma" <vishal.l.verma@intel.com>,
	"Dan Williams" <djbw@kernel.org>, "Ira Weiny" <iweiny@kernel.org>,
	"Li Ming" <ming.li@zohomail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] cxl/mbox: Add the CXL 4.0 command return codes 001Fh and 0020h
Date: Thu, 15 Oct 2026 10:39:43 -0700	[thread overview]
Message-ID: <atEP3yvpvEK3O3VX@aschofie-mobl2.lan> (raw)
In-Reply-To: <ec305690-a036-406e-8185-d93632a5dcb7@intel.com>

On Thu, Oct 15, 2026 at 08:17:19AM -0700, Dave Jiang wrote:
> 
> 
> On 10/15/26 1:42 AM, 黄高彬 wrote:
> > Hi Richard,
> > 
> >> Do we have users for them ? or potential users ?
> > 
> > I checked the related code, and the honest answer is no for both today.


Hi Gaobin,

I apologize for the bad suggestion here.

So, devices will return codes Linux doesn't recognize and your other
patch [1]  protects against that. As others responded here, we'll
add the new codes when we need them, not before.

https://lore.kernel.org/linux-cxl/3ed8f5db3f21c937d8783f31ee6faca3703ba72a.1791949910.git.alison.schofield@intel.com/

-- Alison

  reply	other threads:[~2026-10-15 17:39 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-15  5:50 Gaobin Huang
2026-10-15  8:16 ` Richard Cheng
2026-10-15  8:42   ` 黄高彬
2026-10-15 15:17     ` Dave Jiang
2026-10-15 17:39       ` Alison Schofield [this message]
2026-10-16 17:52         ` 黄高彬

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