linux-kernel - Re: [PATCH v4 10/14] cxl: Enable AMD Zen5 address translation using ACPI PRMT

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Message-ID: <aQn2VsXIc8t36fqj@rric.localdomain>
Date: Tue, 4 Nov 2025 13:49:26 +0100
From: Robert Richter <rrichter@....com>
To: kernel test robot <lkp@...el.com>
Cc: 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>,
	Jonathan Cameron <Jonathan.Cameron@...wei.com>,
	Dave Jiang <dave.jiang@...el.com>,
	Davidlohr Bueso <dave@...olabs.net>, llvm@...ts.linux.dev,
	oe-kbuild-all@...ts.linux.dev, linux-cxl@...r.kernel.org,
	linux-kernel@...r.kernel.org, Gregory Price <gourry@...rry.net>,
	"Fabio M. De Francesco" <fabio.m.de.francesco@...ux.intel.com>,
	Terry Bowman <terry.bowman@....com>,
	Joshua Hahn <joshua.hahnjy@...il.com>
Subject: Re: [PATCH v4 10/14] cxl: Enable AMD Zen5 address translation using
 ACPI PRMT

On 04.11.25 17:33:06, kernel test robot wrote:
> Hi Robert,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on 211ddde0823f1442e4ad052a2f30f050145ccada]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Robert-Richter/cxl-region-Store-root-decoder-in-struct-cxl_region/20251104-025351
> base:   211ddde0823f1442e4ad052a2f30f050145ccada
> patch link:    https://lore.kernel.org/r/20251103184804.509762-11-rrichter%40amd.com
> patch subject: [PATCH v4 10/14] cxl: Enable AMD Zen5 address translation using ACPI PRMT
> config: x86_64-randconfig-072-20251104 (https://download.01.org/0day-ci/archive/20251104/202511041721.oCz4BaCp-lkp@intel.com/config)
> compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251104/202511041721.oCz4BaCp-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202511041721.oCz4BaCp-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
> >> drivers/cxl/core/atl.c:63:42: error: incomplete definition of type 'struct cxl_region_context'
>       63 |         struct cxl_endpoint_decoder *cxled = ctx->cxled;
>          |                                              ~~~^

I have a fix for that which will be part of v5.

-Robert