Re: [Intel-wired-lan] [PATCH net-next v4 1/6] net: ethtool: allow symmetric-xor RSS hash for any flow type

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On Tue, 31 Oct 2023 18:13:20 +0200 Gal Pressman wrote:
> Sure, IIUC, ice's implementation does a:
> (SRC_IP ^ DST_IP, SRC_IP ^ DST_IP, SRC_PORT ^ DST_PORT, SRC_PORT ^ DST_PORT)
> 
> Our implementation isn't exactly xor, it is:
> (SRC_IP | DST_IP, SRC_IP ^ DST_IP, SRC_PORT | DST_PORT, SRC_PORT ^ DST_PORT)
> 
> The way I see it, the xor implementation should be clearly documented,
> so no one uses the same flag with a different implementation by mistake.

Got it, thanks!




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