netdev - Re: [PATCH net-next] mlx4: handle non-napi callers to napi

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Message-ID: <20201011113529.23a26766@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Sun, 11 Oct 2020 11:35:29 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Jonathan Lemon <jonathan.lemon@...il.com>
Cc:     <netdev@...r.kernel.org>, <saeedm@...dia.com>, <tariqt@...dia.com>,
        <kernel-team@...com>
Subject: Re: [PATCH net-next] mlx4: handle non-napi callers to napi_poll

On Thu, 8 Oct 2020 11:45:26 -0700 Jonathan Lemon wrote:
> From: Jonathan Lemon <bsd@...com>
> 
> netcons calls napi_poll with a budget of 0 to transmit packets.
> Handle this by:
>  - skipping RX processing
>  - do not try to recycle TX packets to the RX cache
> 
> Signed-off-by: Jonathan Lemon <jonathan.lemon@...il.com>

Tariq, Saeed - how does this look to you?