netdev - Re: [Intel-wired-lan] [PATCH iwl-net 2/2] ice: fix NULL access of tx->in_use in ice_ll_ts

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Message-ID: <9b908d81-103b-4eba-b515-fe6975e9a479@intel.com>
Date: Thu, 7 Aug 2025 16:53:55 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: Paul Menzel <pmenzel@...gen.mpg.de>, Przemek Kitszel
	<przemyslaw.kitszel@...el.com>, Intel Wired LAN
	<intel-wired-lan@...ts.osuosl.org>, <netdev@...r.kernel.org>
Subject: Re: [Intel-wired-lan] [PATCH iwl-net 2/2] ice: fix NULL access of
 tx->in_use in ice_ll_ts_intr



On 8/7/2025 2:32 PM, Paul Menzel wrote:
> Dear Jacob,
> 
> 
> Thank you for the patch.
> 
> Am 07.08.25 um 19:35 schrieb Jacob Keller:
>> Recent versions of the E810 firmware have support for an extra interrupt to
>> handle report of the "low latency" Tx timestamps coming from the
>> specialized low latency firmware interface. Instead of polling the
>> registers, software can wait until the low latency interrupt is fired.
>>
>> This logic makes use of the Tx timestamp tracking structure, ice_ptp_tx, as
>> it uses the same "ready" bitmap to track which Tx timestamps.
> 
> Is the last part “to track which Tx timestamps” complete?
> 
Ah, yes, I think complete is the right word to end this sentence. Will
fix if there is a need for a re-roll.

Thanks,
Jake


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