net/netfilter/ipvs/ip_vs_ctl.c:237:21: error: use of undeclared identifier 'system_dfl_long_wq'; did you mean 'system_long_wq'?
net/netfilter/ipvs/ip_vs_ctl.c:276:22: error: use of undeclared identifier 'system_dfl_long_wq'; did you mean 'system_long_wq'?
net/netfilter/ipvs/ip_vs_ctl.c:4380:21: error: use of undeclared identifier 'system_dfl_long_wq'; did you mean 'system_long_wq'?