linux-kernel - Re: [PATCH] cxl: Fix cross-reference in documentation and add deprecation warning

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Message-ID: <d5734fe3-813f-4c8b-9ead-3089d3af6274@linux.ibm.com>
Date: Wed, 19 Feb 2025 13:30:01 +0530
From: Madhavan Srinivasan <maddy@...ux.ibm.com>
To: Andrew Donnellan <ajd@...ux.ibm.com>, linuxppc-dev@...ts.ozlabs.org
Cc: fbarrat@...ux.ibm.com, sfr@...b.auug.org.au, linux-next@...r.kernel.org,
        mchehab+huawei@...nel.org, corbet@....net, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, Bagas Sanjaya <bagasdotme@...il.com>
Subject: Re: [PATCH] cxl: Fix cross-reference in documentation and add
 deprecation warning



On 2/19/25 12:18 PM, Andrew Donnellan wrote:
> commit 5731d41af924 ("cxl: Deprecate driver") labelled the cxl driver as
> deprecated and moved the ABI documentation to the obsolete/ subdirectory,
> but didn't update cxl.rst, causing a warning once ff7ff6eb4f809 ("docs:
> media: Allow creating cross-references for RC ABI") was merged.
> 
> Fix the cross-reference, and also add a deprecation warning.
> 
> Fixes: 5731d41af924 ("cxl: Deprecate driver")
> Reported-by: Bagas Sanjaya <bagasdotme@...il.com>
> Signed-off-by: Andrew Donnellan <ajd@...ux.ibm.com>
> 
> ---
> 
> Maddy: can we take this by powerpc-fixes?

Yes. Will take this via powerpc-fixes

Maddy

> ---
>  Documentation/arch/powerpc/cxl.rst | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/Documentation/arch/powerpc/cxl.rst b/Documentation/arch/powerpc/cxl.rst
> index d2d77057610e..778adda740d2 100644
> --- a/Documentation/arch/powerpc/cxl.rst
> +++ b/Documentation/arch/powerpc/cxl.rst
> @@ -18,6 +18,7 @@ Introduction
>      both access system memory directly and with the same effective
>      addresses.
>  
> +    **This driver is deprecated and will be removed in a future release.**
>  
>  Hardware overview
>  =================
> @@ -453,7 +454,7 @@ Sysfs Class
>  
>      A cxl sysfs class is added under /sys/class/cxl to facilitate
>      enumeration and tuning of the accelerators. Its layout is
> -    described in Documentation/ABI/testing/sysfs-class-cxl
> +    described in Documentation/ABI/obsolete/sysfs-class-cxl
>  
>  
>  Udev rules