netdev - Re: [PATCH net-next] sfc: ensure recovery after allocation failures

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Message-Id: <20190214.094739.535607170151691470.davem@davemloft.net>
Date:   Thu, 14 Feb 2019 09:47:39 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     bkenward@...arflare.com
Cc:     linux-net-drivers@...arflare.com, netdev@...r.kernel.org,
        rstonehouse@...arflare.com
Subject: Re: [PATCH net-next] sfc: ensure recovery after allocation failures

From: Bert Kenward <bkenward@...arflare.com>
Date: Thu, 14 Feb 2019 17:27:43 +0000

> From: Robert Stonehouse <rstonehouse@...arflare.com>
> 
> After failing to allocate a receive buffer the driver may fail to ever
> request additional allocations. EF10 NICs require new receive buffers to
> be pushed in batches of eight or more. The test for whether a slow fill
> should be scheduled failed to take account of this. There is little
> downside to *always* requesting a slow fill if we failed to allocate a
> buffer, so the condition has been removed completely. The timer that
> triggers the request for a refill has also been shortened.
> 
> Signed-off-by: Robert Stonehouse <rstonehouse@...arflare.com>
> Signed-off-by: Bert Kenward <bkenward@...arflare.com>

Applied, thanks Bert.