From: Jakub Kicinski <kuba@kernel.org>
To: Jiawen Wu <jiawenwu@trustnetic.com>
Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
pabeni@redhat.com, richardcochran@gmail.com,
linux@armlinux.org.uk, horms@kernel.org,
jacob.e.keller@intel.com, netdev@vger.kernel.org,
vadim.fedorenko@linux.dev, mengyuanlou@net-swift.com
Subject: Re: [PATCH net-next v6 1/4] net: wangxun: Add support for PTP clock
Date: Tue, 11 Feb 2025 16:07:06 -0800 [thread overview]
Message-ID: <20250211160706.15eb0d2a@kernel.org> (raw)
In-Reply-To: <20250208031348.4368-2-jiawenwu@trustnetic.com>
On Sat, 8 Feb 2025 11:13:45 +0800 Jiawen Wu wrote:
> + * wx_ptp_tx_hwtstamp_work
> + * @work: pointer to the work struct
> + *
> + * This work item polls TSC_1588_CTL valid bit to determine when a Tx hardware
> + * timestamp has been taken for the current skb. It is necessary, because the
> + * descriptor's "done" bit does not correlate with the timestamp event.
Why not use the aux_work for this?
IIUC aux_work often has lower latency since it's a dedicated thread.
next prev parent reply other threads:[~2025-02-12 0:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-08 3:13 [PATCH net-next v6 0/4] Support PTP clock for Wangxun NICs Jiawen Wu
2025-02-08 3:13 ` [PATCH net-next v6 1/4] net: wangxun: Add support for PTP clock Jiawen Wu
2025-02-12 0:07 ` Jakub Kicinski [this message]
2025-02-12 7:45 ` Jiawen Wu
2025-02-13 2:17 ` Jakub Kicinski
2025-02-13 12:45 ` Richard Cochran
2025-02-13 21:56 ` Jacob Keller
2025-02-08 3:13 ` [PATCH net-next v6 2/4] net: wangxun: Support to get ts info Jiawen Wu
2025-02-08 3:13 ` [PATCH net-next v6 3/4] net: wangxun: Implement do_aux_work of ptp_clock_info Jiawen Wu
2025-02-08 3:13 ` [PATCH net-next v6 4/4] net: ngbe: Add support for 1PPS and TOD Jiawen Wu
2025-02-12 0:07 ` [PATCH net-next v6 0/4] Support PTP clock for Wangxun NICs Jakub Kicinski
-- strict thread matches above, loose matches on Subject: below --
2025-01-21 2:20 Jiawen Wu
2025-01-21 2:20 ` [PATCH net-next v6 1/4] net: wangxun: Add support for PTP clock Jiawen Wu
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