On Thu, Jan 10, 2019 at 01:21:59AM +0000, Gaoliang wrote: > Hi, > > After upgrading kernel from 4.14.40 to 4.14.88,I found that 'HP FlexFabric 10Gb 2-port 554FLB Adapter' device is not in use. There are erros in dmesg log. > The Server is 'HP FlexServer B390'. And does the latest 4.19.y release work fine for you? If so, can you just move to that release? If not, can you see if adding 0211e12dd0a5 ("genirq/affinity: Don't return with empty affinity masks on error") to your kernel tree fixes the issue for you? thanks, greg k-h