Currently, we can have high order page allocations that specify GFP_ATOMIC when configuring multicast MAC address filters. For example, we have seen order 2 page allocation failures with ~500 multicast addresses configured. Convert the allocation for 'mcast_list' to be done in PAGE_SIZE increments. Signed-off-by: Jason Baron <jbaron@akamai.com> Cc: Yuval Mintz <Yuval.Mintz@qlogic.com> Cc: Ariel Elior <Ariel.Elior@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>