linux-kernel - Re: [PATCH] cxl/acpi: Verify CHBS length for CXL2.0

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Message-ID: <67e4c9aaedd08_138d3294ca@iweiny-mobl.notmuch>
Date: Wed, 26 Mar 2025 22:44:42 -0500
From: Ira Weiny <ira.weiny@...el.com>
To: Li Zhijian <lizhijian@...itsu.com>, <linux-cxl@...r.kernel.org>
CC: Jonathan Cameron <jonathan.cameron@...wei.com>, Dave Jiang
	<dave.jiang@...el.com>, Alison Schofield <alison.schofield@...el.com>,
	"Vishal Verma" <vishal.l.verma@...el.com>, Ira Weiny <ira.weiny@...el.com>,
	"Dan Williams" <dan.j.williams@...el.com>, <linux-kernel@...r.kernel.org>,
	"Li Zhijian" <lizhijian@...itsu.com>
Subject: Re: [PATCH] cxl/acpi: Verify CHBS length for CXL2.0

Li Zhijian wrote:
> Per CXL Spec r3.1 Table 9-21, both CXL1.1 and CXL2.0 have defined their
> own length, verify it to avoid an invalid CHBS


I think this looks fine.  But did a platform have issues with this?  Does
this need to be backported?

Reviewed-by: Ira Weiny <ira.weiny@...el.com>

[snip]