netdev - RE: [PATCH net] hv_netvsc: Fix race between VF offering and VF association message from host

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Date:   Thu, 29 Sep 2022 20:39:42 +0000
From:   Haiyang Zhang <haiyangz@...rosoft.com>
To:     Gaurav Kohli <gauravkohli@...ux.microsoft.com>,
        KY Srinivasan <kys@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        "wei.liu@...nel.org" <wei.liu@...nel.org>,
        Dexuan Cui <decui@...rosoft.com>,
        "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:     "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: RE: [PATCH net] hv_netvsc: Fix race between VF offering and VF
 association message from host



> -----Original Message-----
> From: Gaurav Kohli <gauravkohli@...ux.microsoft.com>
> Sent: Wednesday, September 28, 2022 9:49 AM
> To: KY Srinivasan <kys@...rosoft.com>; Haiyang Zhang
> <haiyangz@...rosoft.com>; Stephen Hemminger
> <sthemmin@...rosoft.com>; wei.liu@...nel.org; Dexuan Cui
> <decui@...rosoft.com>; linux-hyperv@...r.kernel.org;
> netdev@...r.kernel.org
> Subject: [PATCH net] hv_netvsc: Fix race between VF offering and VF
> association message from host
> 
> During vm boot, there might be possibility that vf registration
> call comes before the vf association from host to vm.
> 
> And this might break netvsc vf path, To prevent the same block
> vf registration until vf bind message comes from host.
> 
> Cc: stable@...r.kernel.org
> Fixes: 00d7ddba11436 ("hv_netvsc: pair VF based on serial number")
> Signed-off-by: Gaurav Kohli <gauravkohli@...ux.microsoft.com>

Reviewed-by: Haiyang Zhang <haiyangz@...rosoft.com>

By the way, did you use "git send-email"? I didn't see the stable@...r.kernel.org cc-ed in your original email.