linux-kernel - Re: [PATCH] cxl/core/mbox: get next_persistent_bytes by next_persistent

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Message-ID: <656f9a94d9b48_18297729452@iweiny-mobl.notmuch>
Date:   Tue, 5 Dec 2023 13:48:04 -0800
From:   Ira Weiny <ira.weiny@...el.com>
To:     Huaisheng Ye <huaisheng.ye@...el.com>, <dan.j.williams@...el.com>,
        <ira.weiny@...el.com>
CC:     <linux-cxl@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Huaisheng Ye <huaisheng.ye@...el.com>
Subject: Re: [PATCH] cxl/core/mbox: get next_persistent_bytes by
 next_persistent_cap

Huaisheng Ye wrote:
> According to CXL 2.0 8.2.9.5.2.1 table 176, the next Persistent
> Bytes should be calculated by next Persistent Capacity.
> 
> Signed-off-by: Huaisheng Ye <huaisheng.ye@...el.com>

Do we have a fixes tag for this?  Was there a bug associated with this
find?

Ira

> ---
>  drivers/cxl/core/mbox.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c
> index 36270dcfb42e..7b8ec73ca37f 100644
> --- a/drivers/cxl/core/mbox.c
> +++ b/drivers/cxl/core/mbox.c
> @@ -1069,7 +1069,7 @@ static int cxl_mem_get_partition_info(struct cxl_memdev_state *mds)
>  	mds->next_volatile_bytes =
>  		le64_to_cpu(pi.next_volatile_cap) * CXL_CAPACITY_MULTIPLIER;
>  	mds->next_persistent_bytes =
> -		le64_to_cpu(pi.next_volatile_cap) * CXL_CAPACITY_MULTIPLIER;
> +		le64_to_cpu(pi.next_persistent_cap) * CXL_CAPACITY_MULTIPLIER;
>  
>  	return 0;
>  }
> -- 
> 2.39.0
>