linux-kernel - Re: [PATCH 4.19 36/45] net/mlx5: Fix modify_cq

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Message-ID: <20190810112544.GA6147@amd>
Date:   Sat, 10 Aug 2019 13:25:45 +0200
From:   Pavel Machek <pavel@...x.de>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Edward Srouji <edwards@...lanox.com>,
        Yishai Hadas <yishaih@...lanox.com>,
        Leon Romanovsky <leonro@...lanox.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: Re: [PATCH 4.19 36/45] net/mlx5: Fix modify_cq_in alignment

Hi!

> From: Edward Srouji <edwards@...lanox.com>
> 
> [ Upstream commit 7a32f2962c56d9d8a836b4469855caeee8766bd4 ]
> 
> Fix modify_cq_in alignment to match the device specification.
> After this fix the 'cq_umem_valid' field will be in the right
> offset.

Is it neccessary for v4.19 stable? The cq_umem_valid field is not
there, and it is not needed by subsequent patch.

Best regards,
									Pavel
									
> +++ b/include/linux/mlx5/mlx5_ifc.h
> @@ -5623,7 +5623,12 @@ struct mlx5_ifc_modify_cq_in_bits {
>  
>  	struct mlx5_ifc_cqc_bits cq_context;
>  
> -	u8         reserved_at_280[0x600];
> +	u8         reserved_at_280[0x60];
> +
> + 	u8         cq_umem_valid[0x1];
> +	u8         reserved_at_2e1[0x1f];
> +
> +	u8         reserved_at_300[0x580];
>  
>  	u8         pas[0][0x40];
>  };
> 

-- 
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