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Message-ID: <ad2ef15ddaec0033ce17d8ba252037ef70c7ac93.camel@mellanox.com>
Date:   Thu, 29 Aug 2019 21:23:30 +0000
From:   Saeed Mahameed <saeedm@...lanox.com>
To:     "efremov@...ux.com" <efremov@...ux.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "davem@...emloft.net" <davem@...emloft.net>
CC:     "joe@...ches.com" <joe@...ches.com>,
        Boris Pismenny <borisp@...lanox.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "leon@...nel.org" <leon@...nel.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>
Subject: Re: [PATCH v3 03/11] net/mlx5e: Remove unlikely() from WARN*()
 condition

On Thu, 2019-08-29 at 19:50 +0300, Denis Efremov wrote:
> "unlikely(WARN_ON_ONCE(x))" is excessive. WARN_ON_ONCE() already uses
> unlikely() internally.
> 
> Signed-off-by: Denis Efremov <efremov@...ux.com>
> Cc: Boris Pismenny <borisp@...lanox.com>
> Cc: Saeed Mahameed <saeedm@...lanox.com>
> Cc: Leon Romanovsky <leon@...nel.org>
> Cc: Joe Perches <joe@...ches.com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: netdev@...r.kernel.org
> ---
>  drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git
> a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
> b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
> index 7833ddef0427..e5222d17df35 100644
> --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
> +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_tx.c
> @@ -408,7 +408,7 @@ struct sk_buff *mlx5e_ktls_handle_tx_skb(struct
> net_device *netdev,
>  		goto out;
>  
>  	tls_ctx = tls_get_ctx(skb->sk);
> -	if (unlikely(WARN_ON_ONCE(tls_ctx->netdev != netdev)))
> +	if (WARN_ON_ONCE(tls_ctx->netdev != netdev))
>  		goto err_out;
>  
>  	priv_tx = mlx5e_get_ktls_tx_priv_ctx(tls_ctx);

Acked-by: Saeed Mahameed <saeedm@...lanox.com>

Dave, you can take this one.

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