netdev - Re: [PATCH net-next] net-sysfs: add backlog len and CPU id to softnet data

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Message-Id: <20200921.135658.1923772977648321686.davem@davemloft.net>
Date:   Mon, 21 Sep 2020 13:56:58 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     pabeni@...hat.com
Cc:     netdev@...r.kernel.org, mtosatti@...hat.com
Subject: Re: [PATCH net-next] net-sysfs: add backlog len and CPU id to
 softnet data

From: Paolo Abeni <pabeni@...hat.com>
Date: Fri, 18 Sep 2020 18:00:46 +0200

> Currently the backlog status in not exposed to user-space.
> Since long backlogs (or simply not empty ones) can be a
> source of noticeable latency, -RT deployments need some way
> to inspect it.
> 
> Additionally, there isn't a direct match between 'softnet_stat'
> lines and the related CPU - sd for offline CPUs are not dumped -
> so this patch also includes the CPU id into such entry.
> 
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>

Looks good, applied, thanks.