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Date:   Tue, 11 Aug 2020 20:19:36 -0700
From:   Maciej ┼╗enczykowski <>
To:     David Ahern <>
Cc:     Eric Dumazet <>,
        "David S . Miller" <>,
        netdev <>,
        Eric Dumazet <>,
        Alex Belits <>,
        Nitesh Narayan Lal <>,
        Peter Zijlstra <>
Subject: Re: [PATCH net] net: accept an empty mask in /sys/class/net/*/queues/rx-*/rps_cpus

Before breakage, post fix:

sfp6:~# echo 0 > /sys/class/net/lo/queues/rx-0/rps_cpus

With breakage:
lpk17:~# echo 0 > /sys/class/net/lo/queues/rx-0/rps_cpus
-bash: echo: write error: Invalid argument

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