From: Jakub Kicinski <kuba@kernel.org>
To: Justin Chen <justin.chen@broadcom.com>
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
bcm-kernel-feedback-list@broadcom.com,
florian.fainelli@broadcom.com, davem@davemloft.net,
edumazet@google.com, pabeni@redhat.com, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
opendmb@gmail.com, andrew@lunn.ch, hkallweit1@gmail.com,
linux@armlinux.org.uk, richardcochran@gmail.com,
sumit.semwal@linaro.org, christian.koenig@amd.com,
simon.horman@corigine.com
Subject: Re: [PATCH net-next v6 3/6] net: bcmasp: Add support for ASP2.0 Ethernet controller
Date: Tue, 6 Jun 2023 17:16:05 -0700 [thread overview]
Message-ID: <20230606171605.3c20ae79@kernel.org> (raw)
In-Reply-To: <956dc20f-386c-f4fe-b827-1a749ee8af02@broadcom.com>
On Tue, 6 Jun 2023 15:58:21 -0700 Justin Chen wrote:
> On 6/2/23 11:58 PM, Jakub Kicinski wrote:
> > On Thu, 1 Jun 2023 15:12:28 -0700 Justin Chen wrote:
> >> + /* general stats */
> >> + STAT_NETDEV(rx_packets),
> >> + STAT_NETDEV(tx_packets),
> >> + STAT_NETDEV(rx_bytes),
> >> + STAT_NETDEV(tx_bytes),
> >> + STAT_NETDEV(rx_errors),
> >> + STAT_NETDEV(tx_errors),
> >> + STAT_NETDEV(rx_dropped),
> >> + STAT_NETDEV(tx_dropped),
> >> + STAT_NETDEV(multicast),
> >
> > please don't report standard interface stats in ethtool -S
> >
>
> These are not netdev statistics but MAC block counters. Guess it is not
> clear with the naming here, will fix this. We have a use case where the
> MAC traffic may be redirected from the associated net dev, so the
> counters may not be the same.
You seem to be dumping straight from the stats member of struct
net_device:
+ if (s->type == BCMASP_STAT_NETDEV)
+ p = (char *)&dev->stats;
No?
Also - can you describe how you can have multiple netdevs for
the same MAC?
WARNING: multiple messages have this Message-ID (diff)
From: Jakub Kicinski <kuba@kernel.org>
To: Justin Chen <justin.chen@broadcom.com>
Cc: devicetree@vger.kernel.org, conor+dt@kernel.org,
opendmb@gmail.com, florian.fainelli@broadcom.com, andrew@lunn.ch,
netdev@vger.kernel.org, richardcochran@gmail.com,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
linux@armlinux.org.uk, edumazet@google.com, robh+dt@kernel.org,
bcm-kernel-feedback-list@broadcom.com,
krzysztof.kozlowski+dt@linaro.org, simon.horman@corigine.com,
christian.koenig@amd.com, pabeni@redhat.com,
sumit.semwal@linaro.org, davem@davemloft.net,
hkallweit1@gmail.com
Subject: Re: [PATCH net-next v6 3/6] net: bcmasp: Add support for ASP2.0 Ethernet controller
Date: Tue, 6 Jun 2023 17:16:05 -0700 [thread overview]
Message-ID: <20230606171605.3c20ae79@kernel.org> (raw)
In-Reply-To: <956dc20f-386c-f4fe-b827-1a749ee8af02@broadcom.com>
On Tue, 6 Jun 2023 15:58:21 -0700 Justin Chen wrote:
> On 6/2/23 11:58 PM, Jakub Kicinski wrote:
> > On Thu, 1 Jun 2023 15:12:28 -0700 Justin Chen wrote:
> >> + /* general stats */
> >> + STAT_NETDEV(rx_packets),
> >> + STAT_NETDEV(tx_packets),
> >> + STAT_NETDEV(rx_bytes),
> >> + STAT_NETDEV(tx_bytes),
> >> + STAT_NETDEV(rx_errors),
> >> + STAT_NETDEV(tx_errors),
> >> + STAT_NETDEV(rx_dropped),
> >> + STAT_NETDEV(tx_dropped),
> >> + STAT_NETDEV(multicast),
> >
> > please don't report standard interface stats in ethtool -S
> >
>
> These are not netdev statistics but MAC block counters. Guess it is not
> clear with the naming here, will fix this. We have a use case where the
> MAC traffic may be redirected from the associated net dev, so the
> counters may not be the same.
You seem to be dumping straight from the stats member of struct
net_device:
+ if (s->type == BCMASP_STAT_NETDEV)
+ p = (char *)&dev->stats;
No?
Also - can you describe how you can have multiple netdevs for
the same MAC?
next prev parent reply other threads:[~2023-06-07 0:16 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-01 22:12 [PATCH net-next v6 0/6] Brcm ASP 2.0 Ethernet Controller Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-01 22:12 ` [PATCH net-next v6 1/6] dt-bindings: net: brcm,unimac-mdio: Add asp-v2.0 Justin Chen
2023-06-01 22:12 ` [PATCH net-next v6 1/6] dt-bindings: net: brcm, unimac-mdio: " Justin Chen
2023-06-01 22:12 ` [PATCH net-next v6 2/6] dt-bindings: net: Brcm ASP 2.0 Ethernet controller Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-07 22:24 ` Rob Herring
2023-06-07 22:24 ` Rob Herring
2023-06-01 22:12 ` [PATCH net-next v6 3/6] net: bcmasp: Add support for ASP2.0 " Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-03 6:52 ` Jakub Kicinski
2023-06-03 6:52 ` Jakub Kicinski
2023-06-03 6:58 ` Jakub Kicinski
2023-06-03 6:58 ` Jakub Kicinski
2023-06-05 22:04 ` Florian Fainelli
2023-06-05 22:04 ` Florian Fainelli
2023-06-06 22:58 ` Justin Chen
2023-06-06 22:58 ` Justin Chen
2023-06-07 0:16 ` Jakub Kicinski [this message]
2023-06-07 0:16 ` Jakub Kicinski
2023-06-07 1:35 ` Justin Chen
2023-06-07 1:35 ` Justin Chen
2023-06-07 1:54 ` Jakub Kicinski
2023-06-07 1:54 ` Jakub Kicinski
2023-06-07 2:33 ` Justin Chen
2023-06-07 2:33 ` Justin Chen
2023-06-07 3:45 ` Jakub Kicinski
2023-06-07 3:45 ` Jakub Kicinski
2023-06-07 4:22 ` Justin Chen
2023-06-07 4:22 ` Justin Chen
2023-06-07 4:35 ` Jakub Kicinski
2023-06-07 4:35 ` Jakub Kicinski
2023-06-01 22:12 ` [PATCH net-next v6 4/6] net: phy: mdio-bcm-unimac: Add asp v2.0 support Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-01 22:12 ` [PATCH net-next v6 5/6] net: phy: bcm7xxx: Add EPHY entry for 74165 Justin Chen
2023-06-01 22:12 ` Justin Chen
2023-06-01 22:12 ` [PATCH net-next v6 6/6] MAINTAINERS: ASP 2.0 Ethernet driver maintainers Justin Chen
2023-06-01 22:12 ` Justin Chen
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