Re: [PATCH net-next] hyperv: Increase the buffer length for netvsc_channel_cb()

[David Miller]

From: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Date: Mon,  4 Aug 2014 12:33:45 -0700

> When the buffer is too small for a packet from VMBus, a bigger buffer will be
> allocated in netvsc_channel_cb() and retry reading the packet from VMBus.
> Increasing this buffer size will reduce the retry overhead.
> 
> Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> Reviewed-by: Dexuan Cui <decui@xxxxxxxxxxxxx>

Now netvsc_device is significantly larger than a page, you should probably
therefore allocate netvsc_device->cb_buffer indirectly instead of inlining
it into the structure.
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