OpenCloudOS-Kernel/drivers/net/ethernet/cisco
Govindarajulu Varadarajan 25c14ef86a enic: fix issues in enic_poll
In enic_poll, we clean tx and rx queues, when low latency busy socket polling
is happening, enic_poll will only clean tx queue. After cleaning tx, it should
return total budget for re-poll.

There is a small window between vnic_intr_unmask() and enic_poll_unlock_napi().
In this window if an irq occurs and napi is scheduled on different cpu, it tries
to acquire enic_poll_lock_napi() and fails. Unlock napi_poll before unmasking
the interrupt.

v2:
Do not change tx wonk done behaviour. Consider only rx work done for completing
napi.

Signed-off-by: Govindarajulu Varadarajan <_govind@gmx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-07-02 12:10:20 -07:00
..
enic enic: fix issues in enic_poll 2015-07-02 12:10:20 -07:00
Kconfig drivers/net: remove all references to obsolete Ethernet-HOWTO 2015-06-23 06:50:35 -07:00
Makefile enic: Move the Cisco driver 2011-08-11 02:42:06 -07:00