linux-kernel - Re: [PATCH] cxl/Documentation: Remove 'mixed' from sysfs mode doc

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Message-ID: <5b866a4a-2cd0-4b17-bf0e-7eeb2a778f7a@intel.com>
Date: Mon, 24 Feb 2025 11:32:04 -0700
From: Dave Jiang <dave.jiang@...el.com>
To: Ira Weiny <ira.weiny@...el.com>, Alejandro Lucero <alucerop@....com>,
 Jonathan Cameron <Jonathan.Cameron@...wei.com>, Fan Ni <fan.ni@...sung.com>
Cc: Dan Williams <dan.j.williams@...el.com>, linux-kernel@...r.kernel.org,
 linux-cxl@...r.kernel.org
Subject: Re: [PATCH] cxl/Documentation: Remove 'mixed' from sysfs mode doc



On 2/24/25 11:29 AM, Ira Weiny wrote:
> Commit 188e9529a606 ("cxl: Remove the CXL_DECODER_MIXED mistake")
> removed the mixed mode.
> 
> Remove it from the sysfs documentation.
> 
> Fixes: 188e9529a606 ("cxl: Remove the CXL_DECODER_MIXED mistake")
> Cc: Dan Williams <dan.j.williams@...el.com>
> Signed-off-by: Ira Weiny <ira.weiny@...el.com>

Reviewed-by: Dave Jiang <dave.jiang@...el.com>

> ---
>  Documentation/ABI/testing/sysfs-bus-cxl | 15 +++++++--------
>  1 file changed, 7 insertions(+), 8 deletions(-)
> 
> diff --git a/Documentation/ABI/testing/sysfs-bus-cxl b/Documentation/ABI/testing/sysfs-bus-cxl
> index 3f5627a1210a16aca7c18d17131a56491048a0c2..3ba551ed10e29f33b9eb873bab9b542c8afb66f0 100644
> --- a/Documentation/ABI/testing/sysfs-bus-cxl
> +++ b/Documentation/ABI/testing/sysfs-bus-cxl
> @@ -321,14 +321,13 @@ KernelVersion:	v6.0
>  Contact:	linux-cxl@...r.kernel.org
>  Description:
>  		(RW) When a CXL decoder is of devtype "cxl_decoder_endpoint" it
> -		translates from a host physical address range, to a device local
> -		address range. Device-local address ranges are further split
> -		into a 'ram' (volatile memory) range and 'pmem' (persistent
> -		memory) range. The 'mode' attribute emits one of 'ram', 'pmem',
> -		'mixed', or 'none'. The 'mixed' indication is for error cases
> -		when a decoder straddles the volatile/persistent partition
> -		boundary, and 'none' indicates the decoder is not actively
> -		decoding, or no DPA allocation policy has been set.
> +		translates from a host physical address range, to a device
> +		local address range. Device-local address ranges are further
> +		split into a 'ram' (volatile memory) range and 'pmem'
> +		(persistent memory) range. The 'mode' attribute emits one of
> +		'ram', 'pmem', or 'none'. The 'none' indicates the decoder is
> +		not actively decoding, or no DPA allocation policy has been
> +		set.
>  
>  		'mode' can be written, when the decoder is in the 'disabled'
>  		state, with either 'ram' or 'pmem' to set the boundaries for the
> 
> ---
> base-commit: 8760c1c0bf7eee63a56b5f9edb42d93737a6a378
> change-id: 20250224-remove-mixed-sysfs-e3baa7616bcc
> 
> Best regards,