diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/erspan.h | 127 | ||||
| -rw-r--r-- | include/net/ipv6.h | 1 | ||||
| -rw-r--r-- | include/net/pkt_cls.h | 40 | ||||
| -rw-r--r-- | include/net/route.h | 2 | ||||
| -rw-r--r-- | include/net/sch_generic.h | 3 | ||||
| -rw-r--r-- | include/net/tc_act/tc_csum.h | 16 | ||||
| -rw-r--r-- | include/net/wext.h | 4 | ||||
| -rw-r--r-- | include/net/xfrm.h | 12 |
8 files changed, 139 insertions, 66 deletions
diff --git a/include/net/erspan.h b/include/net/erspan.h index acdf684..5daa486 100644 --- a/include/net/erspan.h +++ b/include/net/erspan.h @@ -46,6 +46,8 @@ * GRE proto ERSPAN type II = 0x88BE, type III = 0x22EB */ +#include <uapi/linux/erspan.h> + #define ERSPAN_VERSION 0x1 /* ERSPAN type II */ #define VER_MASK 0xf000 #define VLAN_MASK 0x0fff @@ -65,17 +67,8 @@ #define GRA_MASK 0x0006 #define O_MASK 0x0001 -/* ERSPAN version 2 metadata header */ -struct erspan_md2 { - __be32 timestamp; - __be16 sgt; /* security group tag */ - __be16 flags; -#define P_OFFSET 15 -#define FT_OFFSET 10 -#define HWID_OFFSET 4 -#define DIR_OFFSET 3 -#define GRA_OFFSET 1 -}; +#define HWID_OFFSET 4 +#define DIR_OFFSET 3 enum erspan_encap_type { ERSPAN_ENCAP_NOVLAN = 0x0, /* originally without VLAN tag */ @@ -86,24 +79,64 @@ enum erspan_encap_type { #define ERSPAN_V1_MDSIZE 4 #define ERSPAN_V2_MDSIZE 8 -struct erspan_metadata { - union { - __be32 index; /* Version 1 (type II)*/ - struct erspan_md2 md2; /* Version 2 (type III) */ - } u; - int version; -}; struct erspan_base_hdr { - __be16 ver_vlan; -#define VER_OFFSET 12 - __be16 session_id; -#define COS_OFFSET 13 -#define EN_OFFSET 11 -#define BSO_OFFSET EN_OFFSET -#define T_OFFSET 10 +#if defined(__LITTLE_ENDIAN_BITFIELD) + __u8 vlan_upper:4, + ver:4; + __u8 vlan:8; + __u8 session_id_upper:2, + t:1, + en:2, + cos:3; + __u8 session_id:8; +#elif defined(__BIG_ENDIAN_BITFIELD) + __u8 ver: 4, + vlan_upper:4; + __u8 vlan:8; + __u8 cos:3, + en:2, + t:1, + session_id_upper:2; + __u8 session_id:8; +#else +#error "Please fix <asm/byteorder.h>" +#endif }; +static inline void set_session_id(struct erspan_base_hdr *ershdr, u16 id) +{ + ershdr->session_id = id & 0xff; + ershdr->session_id_upper = (id >> 8) & 0x3; +} + +static inline u16 get_session_id(const struct erspan_base_hdr *ershdr) +{ + return (ershdr->session_id_upper << 8) + ershdr->session_id; +} + +static inline void set_vlan(struct erspan_base_hdr *ershdr, u16 vlan) +{ + ershdr->vlan = vlan & 0xff; + ershdr->vlan_upper = (vlan >> 8) & 0xf; +} + +static inline u16 get_vlan(const struct erspan_base_hdr *ershdr) +{ + return (ershdr->vlan_upper << 8) + ershdr->vlan; +} + +static inline void set_hwid(struct erspan_md2 *md2, u8 hwid) +{ + md2->hwid = hwid & 0xf; + md2->hwid_upper = (hwid >> 4) & 0x3; +} + +static inline u8 get_hwid(const struct erspan_md2 *md2) +{ + return (md2->hwid_upper << 4) + md2->hwid; +} + static inline int erspan_hdr_len(int version) { return sizeof(struct erspan_base_hdr) + @@ -120,10 +153,10 @@ static inline u8 tos_to_cos(u8 tos) } static inline void erspan_build_header(struct sk_buff *skb, - __be32 id, u32 index, + u32 id, u32 index, bool truncate, bool is_ipv4) { - struct ethhdr *eth = eth_hdr(skb); + struct ethhdr *eth = (struct ethhdr *)skb->data; enum erspan_encap_type enc_type; struct erspan_base_hdr *ershdr; struct erspan_metadata *ersmd; @@ -154,12 +187,12 @@ static inline void erspan_build_header(struct sk_buff *skb, memset(ershdr, 0, sizeof(*ershdr) + ERSPAN_V1_MDSIZE); /* Build base header */ - ershdr->ver_vlan = htons((vlan_tci & VLAN_MASK) | - (ERSPAN_VERSION << VER_OFFSET)); - ershdr->session_id = htons((u16)(ntohl(id) & ID_MASK) | - ((tos_to_cos(tos) << COS_OFFSET) & COS_MASK) | - (enc_type << EN_OFFSET & EN_MASK) | - ((truncate << T_OFFSET) & T_MASK)); + ershdr->ver = ERSPAN_VERSION; + ershdr->cos = tos_to_cos(tos); + ershdr->en = enc_type; + ershdr->t = truncate; + set_vlan(ershdr, vlan_tci); + set_session_id(ershdr, id); /* Build metadata */ ersmd = (struct erspan_metadata *)(ershdr + 1); @@ -187,10 +220,10 @@ static inline __be32 erspan_get_timestamp(void) } static inline void erspan_build_header_v2(struct sk_buff *skb, - __be32 id, u8 direction, u16 hwid, + u32 id, u8 direction, u16 hwid, bool truncate, bool is_ipv4) { - struct ethhdr *eth = eth_hdr(skb); + struct ethhdr *eth = (struct ethhdr *)skb->data; struct erspan_base_hdr *ershdr; struct erspan_metadata *md; struct qtag_prefix { @@ -198,7 +231,6 @@ static inline void erspan_build_header_v2(struct sk_buff *skb, __be16 tci; } *qp; u16 vlan_tci = 0; - u16 session_id; u8 gra = 0; /* 100 usec */ u8 bso = 0; /* Bad/Short/Oversized */ u8 sgt = 0; @@ -221,22 +253,23 @@ static inline void erspan_build_header_v2(struct sk_buff *skb, memset(ershdr, 0, sizeof(*ershdr) + ERSPAN_V2_MDSIZE); /* Build base header */ - ershdr->ver_vlan = htons((vlan_tci & VLAN_MASK) | - (ERSPAN_VERSION2 << VER_OFFSET)); - session_id = (u16)(ntohl(id) & ID_MASK) | - ((tos_to_cos(tos) << COS_OFFSET) & COS_MASK) | - (bso << BSO_OFFSET & BSO_MASK) | - ((truncate << T_OFFSET) & T_MASK); - ershdr->session_id = htons(session_id); + ershdr->ver = ERSPAN_VERSION2; + ershdr->cos = tos_to_cos(tos); + ershdr->en = bso; + ershdr->t = truncate; + set_vlan(ershdr, vlan_tci); + set_session_id(ershdr, id); /* Build metadata */ md = (struct erspan_metadata *)(ershdr + 1); md->u.md2.timestamp = erspan_get_timestamp(); md->u.md2.sgt = htons(sgt); - md->u.md2.flags = htons(((1 << P_OFFSET) & P_MASK) | - ((hwid << HWID_OFFSET) & HWID_MASK) | - ((direction << DIR_OFFSET) & DIR_MASK) | - ((gra << GRA_OFFSET) & GRA_MASK)); + md->u.md2.p = 1; + md->u.md2.ft = 0; + md->u.md2.dir = direction; + md->u.md2.gra = gra; + md->u.md2.o = 0; + set_hwid(&md->u.md2, hwid); } #endif diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 9dc1230..8606c91 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -332,6 +332,7 @@ int ipv6_flowlabel_opt_get(struct sock *sk, struct in6_flowlabel_req *freq, int flags); int ip6_flowlabel_init(void); void ip6_flowlabel_cleanup(void); +bool ip6_autoflowlabel(struct net *net, const struct ipv6_pinfo *np); static inline void fl6_sock_release(struct ip6_flowlabel *fl) { diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index 2f8f16a..8740625 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -535,7 +535,7 @@ static inline unsigned char * tcf_get_base_ptr(struct sk_buff *skb, int layer) { switch (layer) { case TCF_LAYER_LINK: - return skb->data; + return skb_mac_header(skb); case TCF_LAYER_NETWORK: return skb_network_header(skb); case TCF_LAYER_TRANSPORT: @@ -605,17 +605,6 @@ struct tc_cls_common_offload { struct netlink_ext_ack *extack; }; -static inline void -tc_cls_common_offload_init(struct tc_cls_common_offload *cls_common, - const struct tcf_proto *tp, - struct netlink_ext_ack *extack) -{ - cls_common->chain_index = tp->chain->index; - cls_common->protocol = tp->protocol; - cls_common->prio = tp->prio; - cls_common->extack = extack; -} - struct tc_cls_u32_knode { struct tcf_exts *exts; struct tc_u32_sel *sel; @@ -667,6 +656,20 @@ static inline bool tc_can_offload_extack(const struct net_device *dev, return can; } +static inline bool +tc_cls_can_offload_and_chain0(const struct net_device *dev, + struct tc_cls_common_offload *common) +{ + if (!tc_can_offload_extack(dev, common->extack)) + return false; + if (common->chain_index) { + NL_SET_ERR_MSG(common->extack, + "Driver supports only offload of chain 0"); + return false; + } + return true; +} + static inline bool tc_skip_hw(u32 flags) { return (flags & TCA_CLS_FLAGS_SKIP_HW) ? true : false; @@ -694,6 +697,18 @@ static inline bool tc_in_hw(u32 flags) return (flags & TCA_CLS_FLAGS_IN_HW) ? true : false; } +static inline void +tc_cls_common_offload_init(struct tc_cls_common_offload *cls_common, + const struct tcf_proto *tp, u32 flags, + struct netlink_ext_ack *extack) +{ + cls_common->chain_index = tp->chain->index; + cls_common->protocol = tp->protocol; + cls_common->prio = tp->prio; + if (tc_skip_sw(flags)) + cls_common->extack = extack; +} + enum tc_fl_command { TC_CLSFLOWER_REPLACE, TC_CLSFLOWER_DESTROY, @@ -736,7 +751,6 @@ struct tc_cls_bpf_offload { struct bpf_prog *oldprog; const char *name; bool exts_integrated; - u32 gen_flags; }; struct tc_mqprio_qopt_offload { diff --git a/include/net/route.h b/include/net/route.h index d538e6d..1eb9ce4 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -217,7 +217,7 @@ unsigned int inet_addr_type_dev_table(struct net *net, const struct net_device *dev, __be32 addr); void ip_rt_multicast_event(struct in_device *); -int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg); +int ip_rt_ioctl(struct net *, unsigned int cmd, struct rtentry *rt); void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt); struct rtable *rt_dst_alloc(struct net_device *dev, unsigned int flags, u16 type, diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index cd1be1f..eac43e8 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -233,7 +233,8 @@ struct tcf_proto_ops { const struct tcf_proto *, struct tcf_result *); int (*init)(struct tcf_proto*); - void (*destroy)(struct tcf_proto*); + void (*destroy)(struct tcf_proto *tp, + struct netlink_ext_ack *extack); void* (*get)(struct tcf_proto*, u32 handle); int (*change)(struct net *net, struct sk_buff *, diff --git a/include/net/tc_act/tc_csum.h b/include/net/tc_act/tc_csum.h index 781f343..9470fd7 100644 --- a/include/net/tc_act/tc_csum.h +++ b/include/net/tc_act/tc_csum.h @@ -6,10 +6,16 @@ #include <net/act_api.h> #include <linux/tc_act/tc_csum.h> +struct tcf_csum_params { + int action; + u32 update_flags; + struct rcu_head rcu; +}; + struct tcf_csum { struct tc_action common; - u32 update_flags; + struct tcf_csum_params __rcu *params; }; #define to_tcf_csum(a) ((struct tcf_csum *)a) @@ -24,7 +30,13 @@ static inline bool is_tcf_csum(const struct tc_action *a) static inline u32 tcf_csum_update_flags(const struct tc_action *a) { - return to_tcf_csum(a)->update_flags; + u32 update_flags; + + rcu_read_lock(); + update_flags = rcu_dereference(to_tcf_csum(a)->params)->update_flags; + rcu_read_unlock(); + + return update_flags; } #endif /* __NET_TC_CSUM_H */ diff --git a/include/net/wext.h b/include/net/wext.h index e51f067..aa192a6 100644 --- a/include/net/wext.h +++ b/include/net/wext.h @@ -7,7 +7,7 @@ struct net; #ifdef CONFIG_WEXT_CORE -int wext_handle_ioctl(struct net *net, struct iwreq *iwr, unsigned int cmd, +int wext_handle_ioctl(struct net *net, unsigned int cmd, void __user *arg); int compat_wext_handle_ioctl(struct net *net, unsigned int cmd, unsigned long arg); @@ -15,7 +15,7 @@ int compat_wext_handle_ioctl(struct net *net, unsigned int cmd, struct iw_statistics *get_wireless_stats(struct net_device *dev); int call_commit_handler(struct net_device *dev); #else -static inline int wext_handle_ioctl(struct net *net, struct iwreq *iwr, unsigned int cmd, +static inline int wext_handle_ioctl(struct net *net, unsigned int cmd, void __user *arg) { return -EINVAL; diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 2e6d4fe..7d20776 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1904,6 +1904,14 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, struct xfrm_user_offload *xuo); bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x); +static inline void xfrm_dev_state_advance_esn(struct xfrm_state *x) +{ + struct xfrm_state_offload *xso = &x->xso; + + if (xso->dev && xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn) + xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn(x); +} + static inline bool xfrm_dst_offload_ok(struct dst_entry *dst) { struct xfrm_state *x = dst->xfrm; @@ -1974,6 +1982,10 @@ static inline bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x return false; } +static inline void xfrm_dev_state_advance_esn(struct xfrm_state *x) +{ +} + static inline bool xfrm_dst_offload_ok(struct dst_entry *dst) { return false; |
