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Date:   Thu, 19 Jul 2018 07:24:23 +0900 (KST)
Message-Id: <20180719.072423.733195459839902101.davem@davemloft.net>
To:     haiyangz@microsoft.com, haiyangz@linuxonhyperv.com
Cc:     netdev@vger.kernel.org, kys@microsoft.com, sthemmin@microsoft.com,
        olaf@aepfle.de, vkuznets@redhat.com, devel@linuxdriverproject.org,
        linux-kernel@vger.kernel.org, stephen@networkplumber.org
Subject: Re: [PATCH net,v2] hv_netvsc: Fix napi reschedule while receive
 completion is busy
From:   David Miller <davem@davemloft.net>
In-Reply-To: <20180717171113.6390-1-haiyangz@linuxonhyperv.com>
References: <20180717171113.6390-1-haiyangz@linuxonhyperv.com>
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From: Haiyang Zhang <haiyangz@linuxonhyperv.com>
Date: Tue, 17 Jul 2018 17:11:13 +0000

> From: Haiyang Zhang <haiyangz@microsoft.com>
> 
> If out ring is full temporarily and receive completion cannot go out,
> we may still need to reschedule napi if certain conditions are met.
> Otherwise the napi poll might be stopped forever, and cause network
> disconnect.
> 
> Fixes: 7426b1a51803 ("netvsc: optimize receive completions")
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>

Applied and queued up for -stable.