Re: [PATCH net v4 0/3] sfc: fix PTP synchronization races
From: patchwork-bot+netdevbpf
Date: Mon Nov 02 2026 - 09:21:33 EST
Hello:
This series was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:
On Mon, 26 Oct 2026 12:30:20 +0000 you wrote:
> This series fixes PTP synchronization races found by code inspection, and
> a related frequency-adjustment bug found while reviewing the locking.
>
> efx_ptp_start() resets the driver's cached current_adjfreq as though
> MC_CMD_PTP_OP_ENABLE also resets the NIC's frequency adjustment on the
> MC. It does not, so the next time-only adjustment reprograms the clock
> from a stale cache. Patch 1 removes this reset.
>
> [...]
Here is the summary with links:
- [net,v4,1/3] sfc: ptp: drop the stale frequency reset in efx_ptp_start()
https://git.kernel.org/netdev/net/c/21d4917cfc8b
- [net,v4,2/3] sfc: ptp: serialize host and MC synchronization transactions
https://git.kernel.org/netdev/net/c/f707347b33fe
- [net,v4,3/3] sfc: ptp: avoid racing PPS timestamp updates
https://git.kernel.org/netdev/net/c/23d23e6c6517
You are awesome, thank you!
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