netdev - Re: [PATCH net-next] hv_netvsc: Implement batching of receive completions

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Date:   Fri, 19 Aug 2016 22:41:50 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     haiyangz@...rosoft.com, haiyangz@...uxonhyperv.com
Cc:     netdev@...r.kernel.org, kys@...rosoft.com, olaf@...fle.de,
        vkuznets@...hat.com, driverdev-devel@...uxdriverproject.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] hv_netvsc: Implement batching of receive
 completions

From: Haiyang Zhang <haiyangz@...uxonhyperv.com>
Date: Fri, 19 Aug 2016 14:47:09 -0700

> From: Haiyang Zhang <haiyangz@...rosoft.com>
> 
> The existing code uses busy retry when unable to send out receive
> completions due to full ring buffer. It also gives up retrying after limit
> is reached, and causes receive buffer slots not being recycled.
> This patch implements batching of receive completions. It also prevents
> dropping receive completions due to full ring buffer.
> 
> Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
> Reviewed-by: Stephen Hemminger <sthemmin@...rosoft.com>

Applied, thanks.