Netdev Archive on lore.kernel.org
 help / color / Atom feed
From: Catherine Sullivan <csully@google.com>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: netdev@vger.kernel.org, Sagi Shahar <sagis@google.com>,
	Jon Olson <jonolson@google.com>,
	Willem de Bruijn <willemb@google.com>,
	Luigi Rizzo <lrizzo@google.com>
Subject: Re: [net-next 4/4] gve: Add ethtool support
Date: Mon, 1 Jul 2019 16:37:38 -0700
Message-ID: <CAH_-1qyTJXNOABbwMa6tftNnLZTkMwv6shAdLVDZQiBjBuMUpg@mail.gmail.com> (raw)
In-Reply-To: <efa71935-3ec3-0df9-2d9c-25cb9e134a40@gmail.com>

On Fri, Jun 28, 2019 at 7:44 PM Florian Fainelli <f.fainelli@gmail.com> wrote:
>
>
>
> On 6/26/2019 11:52 AM, Catherine Sullivan wrote:
>
> [snip]
>
> > +static void
> > +gve_get_ethtool_stats(struct net_device *netdev,
> > +                   struct ethtool_stats *stats, u64 *data)
> > +{
> > +     struct gve_priv *priv = netdev_priv(netdev);
> > +     u64 rx_pkts, rx_bytes, tx_pkts, tx_bytes;
> > +     int ring;
> > +     int i;
> > +
> > +     ASSERT_RTNL();
> > +
> > +     if (!netif_carrier_ok(netdev))
> > +             return;
> > +
> > +     for (rx_pkts = 0, rx_bytes = 0, ring = 0;
> > +          ring < priv->rx_cfg.num_queues; ring++) {
> > +             rx_pkts += priv->rx[ring].rpackets;
> > +             rx_bytes += priv->rx[ring].rbytes;
> > +     }
> > +     for (tx_pkts = 0, tx_bytes = 0, ring = 0;
> > +          ring < priv->tx_cfg.num_queues; ring++) {
> > +             tx_pkts += priv->tx[ring].pkt_done;
> > +             tx_bytes += priv->tx[ring].bytes_done;
> > +     }
>
> Maybe you do not need to support 32-bit guests with that driver, but you
> might as well be correct and use the include/linux/u64_stats_sync.h
> primitives to help return consistent 64-bit stats on 32-bit machines.

Done in v4, thanks.

>
> [snip]
>
> > +int gve_adjust_queues(struct gve_priv *priv,
> > +                   struct gve_queue_config new_rx_config,
> > +                   struct gve_queue_config new_tx_config)
> > +{
> > +     int err;
> > +
> > +     if (netif_carrier_ok(priv->dev)) {
>
> Should not that be netif_running()?
> --
> Florian

  reply index

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-26 18:52 [net-next 0/4] Add gve driver Catherine Sullivan
2019-06-26 18:52 ` [net-next 1/4] gve: Add basic driver framework for Compute Engine Virtual NIC Catherine Sullivan
2019-06-26 19:35   ` Andrew Lunn
2019-06-28 17:54     ` Catherine Sullivan
2019-06-26 23:08   ` Jakub Kicinski
2019-06-28 17:52     ` Catherine Sullivan
2019-06-28 18:46       ` Jakub Kicinski
2019-06-28 20:06         ` Andrew Lunn
2019-06-28 23:05           ` Catherine Sullivan
2019-06-29  2:21   ` kbuild test robot
2019-06-29  2:21   ` [RFC PATCH] gve: gve_version_prefix[] can be static kbuild test robot
2019-06-29 10:25   ` [net-next 1/4] gve: Add basic driver framework for Compute Engine Virtual NIC kbuild test robot
2019-06-26 18:52 ` [net-next 2/4] gve: Add transmit and receive support Catherine Sullivan
2019-06-26 19:42   ` Andrew Lunn
2019-06-28 17:50     ` Catherine Sullivan
2019-06-26 19:49   ` David Miller
2019-06-28 17:48     ` Catherine Sullivan
2019-06-29  4:13   ` kbuild test robot
2019-06-29  4:13   ` [RFC PATCH] gve: gve_napi_poll() can be static kbuild test robot
2019-06-29 11:30   ` [net-next 2/4] gve: Add transmit and receive support kbuild test robot
2019-06-26 18:52 ` [net-next 3/4] gve: Add workqueue and reset support Catherine Sullivan
2019-06-26 18:52 ` [net-next 4/4] gve: Add ethtool support Catherine Sullivan
2019-06-26 19:48   ` Andrew Lunn
2019-06-28 17:42     ` Catherine Sullivan
2019-06-29  2:44   ` Florian Fainelli
2019-07-01 23:37     ` Catherine Sullivan [this message]
2019-06-29  6:40   ` kbuild test robot
2019-06-29  6:40   ` [RFC PATCH] gve: gve_get_channels() can be static kbuild test robot

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAH_-1qyTJXNOABbwMa6tftNnLZTkMwv6shAdLVDZQiBjBuMUpg@mail.gmail.com \
    --to=csully@google.com \
    --cc=f.fainelli@gmail.com \
    --cc=jonolson@google.com \
    --cc=lrizzo@google.com \
    --cc=netdev@vger.kernel.org \
    --cc=sagis@google.com \
    --cc=willemb@google.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Netdev Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/netdev/0 netdev/git/0.git
	git clone --mirror https://lore.kernel.org/netdev/1 netdev/git/1.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 netdev netdev/ https://lore.kernel.org/netdev \
		netdev@vger.kernel.org netdev@archiver.kernel.org
	public-inbox-index netdev

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.netdev


AGPL code for this site: git clone https://public-inbox.org/ public-inbox