[PATCH 4.9 074/138] ixgbevf: Use smp_rmb rather than read_barrier_depends

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Brian King commit ae0c585d93dfaf923d2c7eb44b2c3ab92854ea9b upstream. The original issue being fixed in this patch was seen with the ixgbe driver, but the same issue

[PATCH 4.9 074/138] ixgbevf: Use smp_rmb rather than read_barrier_depends

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Brian King commit ae0c585d93dfaf923d2c7eb44b2c3ab92854ea9b upstream. The original issue being fixed in this patch was seen with the ixgbe driver, but the same issue exists with ixgbevf as