diff options
| author | Jakub Kicinski | 2017-05-31 17:06:50 +0200 |
|---|---|---|
| committer | David S. Miller | 2017-05-31 23:58:13 +0200 |
| commit | c66a9cf408037781fc1984bc60785049b453d8a4 (patch) | |
| tree | c22396bb01b92c140f5965f0dc60c12f726ae1b3 /drivers/net/ethernet/netronome/nfp/bpf/main.h | |
| parent | nfp: move bpf offload code to the BPF app (diff) | |
| download | kernel-qcow2-linux-c66a9cf408037781fc1984bc60785049b453d8a4.tar.gz kernel-qcow2-linux-c66a9cf408037781fc1984bc60785049b453d8a4.tar.xz kernel-qcow2-linux-c66a9cf408037781fc1984bc60785049b453d8a4.zip | |
nfp: move basic eBPF stats to app-specific code
Allow apps to associate private data with vNICs and move
BPF-specific fields of nfp_net to such structure.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/main.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/main.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/main.h b/drivers/net/ethernet/netronome/nfp/bpf/main.h index 9b526698e47d..4051e943f363 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/main.h +++ b/drivers/net/ethernet/netronome/nfp/bpf/main.h @@ -39,6 +39,8 @@ #include <linux/list.h> #include <linux/types.h> +#include "../nfp_net.h" + /* For branch fixup logic use up-most byte of branch instruction as scratch * area. Remember to clear this before sending instructions to HW! */ @@ -201,6 +203,22 @@ int nfp_prog_verify(struct nfp_prog *nfp_prog, struct bpf_prog *prog); struct nfp_net; struct tc_cls_bpf_offload; +/** + * struct nfp_net_bpf_priv - per-vNIC BPF private data + * @rx_filter: Filter offload statistics - dropped packets/bytes + * @rx_filter_prev: Filter offload statistics - values from previous update + * @rx_filter_change: Jiffies when statistics last changed + * @rx_filter_stats_timer: Timer for polling filter offload statistics + * @rx_filter_lock: Lock protecting timer state changes (teardown) + */ +struct nfp_net_bpf_priv { + struct nfp_stat_pair rx_filter, rx_filter_prev; + unsigned long rx_filter_change; + struct timer_list rx_filter_stats_timer; + spinlock_t rx_filter_lock; +}; + int nfp_net_bpf_offload(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf); +void nfp_net_filter_stats_timer(unsigned long data); #endif |