On Thu, 22 Jun 2017 00:16:37 +0200
Arnd Bergmann <a...@arndb.de> wrote:

> This structure member is hidden behind CONFIG_SYSFS, and we
> get a build error when that is disabled:
> 
> drivers/net/hyperv/netvsc_drv.c: In function 'netvsc_set_channels':
> drivers/net/hyperv/netvsc_drv.c:754:49: error: 'struct net_device' has no 
> member named 'num_rx_queues'; did you mean 'num_tx_queues'?
> drivers/net/hyperv/netvsc_drv.c: In function 'netvsc_set_rxfh':
> drivers/net/hyperv/netvsc_drv.c:1181:25: error: 'struct net_device' has no 
> member named 'num_rx_queues'; did you mean 'num_tx_queues'?
> 
> As the value is only set once to the argument of alloc_netdev_mq(),
> we can compare against that constant directly.
> 
> Fixes: ff4a44199012 ("netvsc: allow get/set of RSS indirection table")
> Fixes: 2b01888d1b45 ("netvsc: allow more flexible setting of number of 
> channels")
> Signed-off-by: Arnd Bergmann <a...@arndb.de>

Yes this makes sense. The checks when changing values with ethtool are to avoid
to large a value > 64.

Signed-off-by: Stephen Hemminger <sthem...@microsoft.com>
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