diff --git a/drivers/net/netdevsim/Makefile b/drivers/net/netdevsim/Makefile index 074ddebbc41d..09388c06171d 100644 --- a/drivers/net/netdevsim/Makefile +++ b/drivers/net/netdevsim/Makefile @@ -4,4 +4,8 @@ obj-$(CONFIG_NETDEVSIM) += netdevsim.o netdevsim-objs := \ netdev.o \ - bpf.o \ + +ifeq ($(CONFIG_BPF_SYSCALL),y) +netdevsim-objs += \ + bpf.o +endif diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h index b80361200302..ea081c10efb8 100644 --- a/drivers/net/netdevsim/netdevsim.h +++ b/drivers/net/netdevsim/netdevsim.h @@ -68,12 +68,40 @@ struct netdevsim { extern struct dentry *nsim_ddir; +#ifdef CONFIG_BPF_SYSCALL int nsim_bpf_init(struct netdevsim *ns); void nsim_bpf_uninit(struct netdevsim *ns); int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf); int nsim_bpf_disable_tc(struct netdevsim *ns); int nsim_bpf_setup_tc_block_cb(enum tc_setup_type type, void *type_data, void *cb_priv); +#else +static inline int nsim_bpf_init(struct netdevsim *ns) +{ + return 0; +} + +static inline void nsim_bpf_uninit(struct netdevsim *ns) +{ +} + +static inline int nsim_bpf(struct net_device *dev, struct netdev_bpf *bpf) +{ + return bpf->command == XDP_QUERY_PROG ? 0 : -EOPNOTSUPP; +} + +static inline int nsim_bpf_disable_tc(struct netdevsim *ns) +{ + return 0; +} + +static inline int +nsim_bpf_setup_tc_block_cb(enum tc_setup_type type, void *type_data, + void *cb_priv) +{ + return -EOPNOTSUPP; +} +#endif static inline struct netdevsim *to_nsim(struct device *ptr) {