On Sun, Mar 01, 2020 at 12:26:20PM +0100, Oscar Carter wrote:
> These include module parameters.
>
> Signed-off-by: Oscar Carter <oscar.carter@xxxxxxx>
> ---
> 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");
>
Why? What does this help with?
thanks,
greg k-h
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