From: Haiyang Zhang <haiya...@linuxonhyperv.com>
Date: Fri, 29 Jun 2018 14:07:16 -0700
> From: Stephen Hemminger <sthem...@microsoft.com>
>
> When doing device hotplug the sub channel must be async to avoid
> deadlock issues because device is discovered in softirq context.
>
> When doing changes to MTU and number of channels, the setup
> must be synchronous to avoid races such as when MTU and device
> settings are done in a single ip command.
>
> Reported-by: Thomas Walker <thomas.wal...@twosigma.com>
> Fixes: 8195b1396ec8 ("hv_netvsc: fix deadlock on hotplug")
> Fixes: 732e49850c5e ("netvsc: fix race on sub channel creation")
> Signed-off-by: Stephen Hemminger <sthem...@microsoft.com>
> Signed-off-by: Haiyang Zhang <haiya...@microsoft.com>
Applied and queued up for -stable.
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