From: Miroslav Lichvar <mlichvar@redhat.com>
To: Hangbin Liu <liuhangbin@gmail.com>
Cc: netdev@vger.kernel.org, Jay Vosburgh <j.vosburgh@gmail.com>,
"David S . Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Jonathan Toppins <jtoppins@redhat.com>,
Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Richard Cochran <richardcochran@gmail.com>
Subject: Re: [PATCH net-next] bonding: add software timestamping support
Date: Wed, 29 Mar 2023 12:27:11 +0200 [thread overview]
Message-ID: <ZCQSf6Sc8A8E9ERN@localhost> (raw)
In-Reply-To: <20230329031337.3444547-1-liuhangbin@gmail.com>
On Wed, Mar 29, 2023 at 11:13:37AM +0800, Hangbin Liu wrote:
> At present, bonding attempts to obtain the timestamp (ts) information of
> the active slave. However, this feature is only available for mode 1, 5,
> and 6. For other modes, bonding doesn't even provide support for software
> timestamping. To address this issue, let's call ethtool_op_get_ts_info
> when there is no primary active slave. This will enable the use of software
> timestamping for the bonding interface.
Would it make sense to check if all devices in the bond support
SOF_TIMESTAMPING_TX_SOFTWARE before returning it for the bond?
Applications might expect that a SW TX timestamp will be always
provided if the capability is reported.
--
Miroslav Lichvar
next prev parent reply other threads:[~2023-03-29 10:28 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-29 3:13 [PATCH net-next] bonding: add software timestamping support Hangbin Liu
2023-03-29 3:36 ` Jay Vosburgh
2023-03-30 4:01 ` Hangbin Liu
2023-03-30 4:39 ` Jay Vosburgh
2023-03-29 10:27 ` Miroslav Lichvar [this message]
2023-03-30 3:33 ` Hangbin Liu
2023-03-30 4:07 ` Jakub Kicinski
2023-03-30 4:12 ` Jay Vosburgh
2023-03-31 3:32 ` Hangbin Liu
2023-04-03 10:18 ` Miroslav Lichvar
2023-04-05 9:04 ` Hangbin Liu
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