On Tue, 23 Mar 2021 15:45:06 +0100 Loic Poulain wrote:
> If a maximum receive unit (MRU) size is specified, use it for RX
> buffers allocation instead of the MTU.
>
> Signed-off-by: Loic Poulain <[email protected]>
I don't think this patch represents a logical change. You should merge
your patches into one.
> diff --git a/drivers/net/mhi/mhi.h b/drivers/net/mhi/mhi.h
> index 12e7407..1d0c499 100644
> --- a/drivers/net/mhi/mhi.h
> +++ b/drivers/net/mhi/mhi.h
> @@ -29,6 +29,7 @@ struct mhi_net_dev {
> struct mhi_net_stats stats;
> u32 rx_queue_sz;
> int msg_enable;
> + unsigned int mru;
> };
>
> struct mhi_net_proto {
> diff --git a/drivers/net/mhi/net.c b/drivers/net/mhi/net.c
> index f599608..5ec7a29 100644
> --- a/drivers/net/mhi/net.c
> +++ b/drivers/net/mhi/net.c
> @@ -265,10 +265,12 @@ static void mhi_net_rx_refill_work(struct work_struct
> *work)
> rx_refill.work);
> struct net_device *ndev = mhi_netdev->ndev;
> struct mhi_device *mdev = mhi_netdev->mdev;
> - int size = READ_ONCE(ndev->mtu);
> struct sk_buff *skb;
> + unsigned int size;
> int err;
>
> + size = mhi_netdev->mru ? mhi_netdev->mru : READ_ONCE(ndev->mtu);
> +
> while (!mhi_queue_is_full(mdev, DMA_FROM_DEVICE)) {
> skb = netdev_alloc_skb(ndev, size);
> if (unlikely(!skb))
