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Date:   Sat, 2 Apr 2022 16:09:30 +0800
From:   "wangjie (L)" <>
To:     Jakub Kicinski <>
CC:     <>, <>,
        <>, <>,
        <>, <>,
        <>, <>,
        <>, <>
Subject: Re: [RFCv4 PATCH net-next 1/3] net-next: ethtool: extend ringparam
 set/get APIs for tx_push

On 2022/4/1 11:22, Jakub Kicinski wrote:
> On Thu, 31 Mar 2022 16:43:40 +0800 Jie Wang wrote:
>> +``ETHTOOL_A_RINGS_TX_PUSH`` controls flag to choose the fast path or the
>> +normal path to send packets. Setting tx push attribute "on" will enable tx
>> +push mode and send packets in fast path. For those not supported hardwares,
>> +this attributes is "off" by default settings.
> You need to be more specific what a "fast path" is, that term is
> too general.
> I presume you want to say something about the descriptor being written
> directly into device address space... and that it lowers the latency
> but increases the cost...
OK, I will add tx push description in detail in next version.
> .

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