linux-kernel - Re: [PATCH] staging: vt6656: Declare a few variables as __read

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Date:   Mon, 2 Mar 2020 15:43:09 +0000
From:   Quentin Deslandes <quentin.deslandes@...ev.co.uk>
To:     Oscar Carter <oscar.carter@....com>
Cc:     Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Malcolm Priestley <tvboxspy@...il.com>,
        Gabriela Bittencourt <gabrielabittencourt00@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: vt6656: Declare a few variables as __read_mostly

On Sun, Mar 01, 2020 at 12:26:20PM +0100, Oscar Carter wrote:
> These include module parameters.
> 
> Signed-off-by: Oscar Carter <oscar.carter@....com>
> ---
>  drivers/staging/vt6656/main_usb.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
> index 5e48b3ddb94c..701300202b21 100644
> --- a/drivers/staging/vt6656/main_usb.c
> +++ b/drivers/staging/vt6656/main_usb.c
> @@ -49,12 +49,12 @@ MODULE_LICENSE("GPL");
>  MODULE_DESCRIPTION(DEVICE_FULL_DRV_NAM);
> 
>  #define RX_DESC_DEF0 64
> -static int vnt_rx_buffers = RX_DESC_DEF0;
> +static int __read_mostly vnt_rx_buffers = RX_DESC_DEF0;
>  module_param_named(rx_buffers, vnt_rx_buffers, int, 0644);
>  MODULE_PARM_DESC(rx_buffers, "Number of receive usb rx buffers");
> 
>  #define TX_DESC_DEF0 64
> -static int vnt_tx_buffers = TX_DESC_DEF0;
> +static int __read_mostly vnt_tx_buffers = TX_DESC_DEF0;
>  module_param_named(tx_buffers, vnt_tx_buffers, int, 0644);
>  MODULE_PARM_DESC(tx_buffers, "Number of receive usb tx buffers");
> 
> --
> 2.20.1
> 

Looks good to me.

Reviewed-by: Quentin Deslandes <quentin.deslandes@...ev.co.uk>