netdev - Re: [PATCH net-next] liquidio: allocate RX buffers in OOM conditions in PF and VF

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Message-Id: <20170322.193726.2099479598078112953.davem@davemloft.net>
Date:   Wed, 22 Mar 2017 19:37:26 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     felix.manlunas@...ium.com
Cc:     netdev@...r.kernel.org, raghu.vatsavayi@...ium.com,
        derek.chickles@...ium.com, satananda.burla@...ium.com
Subject: Re: [PATCH net-next] liquidio: allocate RX buffers in OOM
 conditions in PF and VF

From: Felix Manlunas <felix.manlunas@...ium.com>
Date: Wed, 22 Mar 2017 11:31:13 -0700

> From: Satanand Burla <satananda.burla@...ium.com>
> 
> Add workqueue that is periodically run to try to allocate RX buffers in OOM
> conditions in PF and VF.
> 
> Signed-off-by: Satanand Burla <satananda.burla@...ium.com>
> Signed-off-by: Felix Manlunas <felix.manlunas@...ium.com>

Applied, but I'm really not so sure you want to poll these queue states
4 times a second all the time.

Why don't you trigger the workqueue when you actually get an allocation
failure?