i40e: don't do link_status or stats collection on every ARQ
The ARQ events cause a service_task execution, and we do a link_status check and full stats gathering for each service_task. However, when there are a lot of ARQ events, such as when doing an NVM update, we end up doing 10's if not 100's of these per second, thereby heavily abusing the PCI bus and especially the Firmware. This patch adds a check to keep the service_task from running these periodic tasks more than once per second, while still allowing quick action to service the events. Change-ID: Iec7670c37bfae9791c43fec26df48aea7f70b33e Signed-off-by: NShannon Nelson <shannon.nelson@intel.com> Signed-off-by: NPatrick Lu <patrick.lu@intel.com> Tested-by: NJim Young <jamesx.m.young@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
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