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[NET]: Turn nfmark into generic mark 

nfmark is being used in various subsystems and has become
the defacto mark field for all kinds of packets. Therefore
it makes sense to rename it to `mark' and remove the
dependency on CONFIG_NETFILTER.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2006-11-09 15:19:14 -08:00 committed by David S. Miller
parent 0afc46c468
commit 82e91ffef6
28 changed files with 59 additions and 68 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/linux/skbuff.h
View File

@ -216,7 +216,7 @@ enum {
* @tail: Tail pointer
* @end: End pointer
* @destructor: Destruct function
* @nfmark: Can be used for communication between hooks
* @mark: Generic packet mark
* @nfct: Associated connection, if any
* @ipvs_property: skbuff is owned by ipvs
* @nfctinfo: Relationship of this skb to the connection
@ -295,7 +295,6 @@ struct sk_buff {
#ifdef CONFIG_BRIDGE_NETFILTER
struct nf_bridge_info *nf_bridge;
#endif
__u32 nfmark;
#endif /* CONFIG_NETFILTER */
#ifdef CONFIG_NET_SCHED
__u16 tc_index; /* traffic control index */
@ -310,6 +309,7 @@ struct sk_buff {
__u32 secmark;
#endif
__u32 mark;
/* These elements must be at the end, see alloc_skb() for details. */
unsigned int truesize;

8
net/bridge/netfilter/ebt_mark.c
View File

@ -25,13 +25,13 @@ static int ebt_target_mark(struct sk_buff **pskb, unsigned int hooknr,
int action = info->target & -16;
if (action == MARK_SET_VALUE)
(*pskb)->nfmark = info->mark;
(*pskb)->mark = info->mark;
else if (action == MARK_OR_VALUE)
(*pskb)->nfmark |= info->mark;
(*pskb)->mark |= info->mark;
else if (action == MARK_AND_VALUE)
(*pskb)->nfmark &= info->mark;
(*pskb)->mark &= info->mark;
else
(*pskb)->nfmark ^= info->mark;
(*pskb)->mark ^= info->mark;
return info->target | -16;
}

4
net/bridge/netfilter/ebt_mark_m.c
View File

@ -19,8 +19,8 @@ static int ebt_filter_mark(const struct sk_buff *skb,
struct ebt_mark_m_info *info = (struct ebt_mark_m_info *) data;
if (info->bitmask & EBT_MARK_OR)
return !(!!(skb->nfmark & info->mask) ^ info->invert);
return !(((skb->nfmark & info->mask) == info->mark) ^ info->invert);
return !(!!(skb->mark & info->mask) ^ info->invert);
return !(((skb->mark & info->mask) == info->mark) ^ info->invert);
}
static int ebt_mark_check(const char *tablename, unsigned int hookmask,

2
net/bridge/netfilter/ebt_ulog.c
View File

@ -168,7 +168,7 @@ static void ebt_ulog_packet(unsigned int hooknr, const struct sk_buff *skb,
if (ub->qlen == 1)
skb_set_timestamp(ub->skb, &pm->stamp);
pm->data_len = copy_len;
pm->mark = skb->nfmark;
pm->mark = skb->mark;
pm->hook = hooknr;
if (uloginfo->prefix != NULL)
strcpy(pm->prefix, uloginfo->prefix);

4
net/core/skbuff.c
View File

@ -473,8 +473,8 @@ struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t gfp_mask)
#endif
C(protocol);
n->destructor = NULL;
C(mark);
#ifdef CONFIG_NETFILTER
C(nfmark);
C(nfct);
nf_conntrack_get(skb->nfct);
C(nfctinfo);
@ -534,8 +534,8 @@ static void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
new->pkt_type = old->pkt_type;
new->tstamp = old->tstamp;
new->destructor = NULL;
new->mark = old->mark;
#ifdef CONFIG_NETFILTER
new->nfmark = old->nfmark;
new->nfct = old->nfct;
nf_conntrack_get(old->nfct);
new->nfctinfo = old->nfctinfo;

4
net/decnet/dn_route.c
View File

@ -1236,7 +1236,7 @@ static int dn_route_input_slow(struct sk_buff *skb)
.saddr = cb->src,
.scope = RT_SCOPE_UNIVERSE,
#ifdef CONFIG_DECNET_ROUTE_FWMARK
.fwmark = skb->nfmark
.fwmark = skb->mark
#endif
} },
.iif = skb->dev->ifindex };
@ -1458,7 +1458,7 @@ int dn_route_input(struct sk_buff *skb)
(rt->fl.fld_dst == cb->dst) &&
(rt->fl.oif == 0) &&
#ifdef CONFIG_DECNET_ROUTE_FWMARK
(rt->fl.fld_fwmark == skb->nfmark) &&
(rt->fl.fld_fwmark == skb->mark) &&
#endif
(rt->fl.iif == cb->iif)) {
rt->u.dst.lastuse = jiffies;

2
net/ipv4/ip_output.c
View File

@ -386,6 +386,7 @@ static void ip_copy_metadata(struct sk_buff *to, struct sk_buff *from)
dst_release(to->dst);
to->dst = dst_clone(from->dst);
to->dev = from->dev;
to->mark = from->mark;
/* Copy the flags to each fragment. */
IPCB(to)->flags = IPCB(from)->flags;
@ -394,7 +395,6 @@ static void ip_copy_metadata(struct sk_buff *to, struct sk_buff *from)
to->tc_index = from->tc_index;
#endif
#ifdef CONFIG_NETFILTER
to->nfmark = from->nfmark;
/* Connection association is same as pre-frag packet */
nf_conntrack_put(to->nfct);
to->nfct = from->nfct;

2
net/ipv4/ipvs/ip_vs_proto_tcp.c
View File

@ -84,7 +84,7 @@ tcp_conn_schedule(struct sk_buff *skb,
}
if (th->syn &&
(svc = ip_vs_service_get(skb->nfmark, skb->nh.iph->protocol,
(svc = ip_vs_service_get(skb->mark, skb->nh.iph->protocol,
skb->nh.iph->daddr, th->dest))) {
if (ip_vs_todrop()) {
/*

2
net/ipv4/ipvs/ip_vs_proto_udp.c
View File

@ -89,7 +89,7 @@ udp_conn_schedule(struct sk_buff *skb, struct ip_vs_protocol *pp,
return 0;
}
if ((svc = ip_vs_service_get(skb->nfmark, skb->nh.iph->protocol,
if ((svc = ip_vs_service_get(skb->mark, skb->nh.iph->protocol,
skb->nh.iph->daddr, uh->dest))) {
if (ip_vs_todrop()) {
/*

2
net/ipv4/netfilter.c
View File

@ -28,7 +28,7 @@ int ip_route_me_harder(struct sk_buff **pskb, unsigned addr_type)
fl.nl_u.ip4_u.tos = RT_TOS(iph->tos);
fl.oif = (*pskb)->sk ? (*pskb)->sk->sk_bound_dev_if : 0;
#ifdef CONFIG_IP_ROUTE_FWMARK
fl.nl_u.ip4_u.fwmark = (*pskb)->nfmark;
fl.nl_u.ip4_u.fwmark = (*pskb)->mark;
#endif
if (ip_route_output_key(&rt, &fl) != 0)
return -1;

2
net/ipv4/netfilter/ip_queue.c
View File

@ -243,7 +243,7 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
pmsg->data_len = data_len;
pmsg->timestamp_sec = entry->skb->tstamp.off_sec;
pmsg->timestamp_usec = entry->skb->tstamp.off_usec;
pmsg->mark = entry->skb->nfmark;
pmsg->mark = entry->skb->mark;
pmsg->hook = entry->info->hook;
pmsg->hw_protocol = entry->skb->protocol;

2
net/ipv4/netfilter/ipt_REJECT.c
View File

@ -76,7 +76,7 @@ static void send_reset(struct sk_buff *oldskb, int hook)
/* This packet will not be the same as the other: clear nf fields */
nf_reset(nskb);
nskb->nfmark = 0;
nskb->mark = 0;
skb_init_secmark(nskb);
tcph = (struct tcphdr *)((u_int32_t*)nskb->nh.iph + nskb->nh.iph->ihl);

2
net/ipv4/netfilter/ipt_ULOG.c
View File

@ -239,7 +239,7 @@ static void ipt_ulog_packet(unsigned int hooknum,
pm->data_len = copy_len;
pm->timestamp_sec = skb->tstamp.off_sec;
pm->timestamp_usec = skb->tstamp.off_usec;
pm->mark = skb->nfmark;
pm->mark = skb->mark;
pm->hook = hooknum;
if (prefix != NULL)
strncpy(pm->prefix, prefix, sizeof(pm->prefix));

6
net/ipv4/netfilter/iptable_mangle.c
View File

@ -132,7 +132,7 @@ ipt_local_hook(unsigned int hook,
unsigned int ret;
u_int8_t tos;
__be32 saddr, daddr;
unsigned long nfmark;
u_int32_t mark;
/* root is playing with raw sockets. */
if ((*pskb)->len < sizeof(struct iphdr)
@ -143,7 +143,7 @@ ipt_local_hook(unsigned int hook,
}
/* Save things which could affect route */
nfmark = (*pskb)->nfmark;
mark = (*pskb)->mark;
saddr = (*pskb)->nh.iph->saddr;
daddr = (*pskb)->nh.iph->daddr;
tos = (*pskb)->nh.iph->tos;
@ -154,7 +154,7 @@ ipt_local_hook(unsigned int hook,
&& ((*pskb)->nh.iph->saddr != saddr
|| (*pskb)->nh.iph->daddr != daddr
#ifdef CONFIG_IP_ROUTE_FWMARK
|| (*pskb)->nfmark != nfmark
|| (*pskb)->mark != mark
#endif
|| (*pskb)->nh.iph->tos != tos))
if (ip_route_me_harder(pskb, RTN_UNSPEC))

10
net/ipv4/route.c
View File

@ -1644,7 +1644,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
rth->rt_dst = daddr;
rth->fl.fl4_tos = tos;
#ifdef CONFIG_IP_ROUTE_FWMARK
rth->fl.fl4_fwmark= skb->nfmark;
rth->fl.fl4_fwmark= skb->mark;
#endif
rth->fl.fl4_src = saddr;
rth->rt_src = saddr;
@ -1790,7 +1790,7 @@ static inline int __mkroute_input(struct sk_buff *skb,
rth->rt_dst = daddr;
rth->fl.fl4_tos = tos;
#ifdef CONFIG_IP_ROUTE_FWMARK
rth->fl.fl4_fwmark= skb->nfmark;
rth->fl.fl4_fwmark= skb->mark;
#endif
rth->fl.fl4_src = saddr;
rth->rt_src = saddr;
@ -1921,7 +1921,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
.tos = tos,
.scope = RT_SCOPE_UNIVERSE,
#ifdef CONFIG_IP_ROUTE_FWMARK
.fwmark = skb->nfmark
.fwmark = skb->mark
#endif
} },
.iif = dev->ifindex };
@ -2035,7 +2035,7 @@ local_input:
rth->rt_dst = daddr;
rth->fl.fl4_tos = tos;
#ifdef CONFIG_IP_ROUTE_FWMARK
rth->fl.fl4_fwmark= skb->nfmark;
rth->fl.fl4_fwmark= skb->mark;
#endif
rth->fl.fl4_src = saddr;
rth->rt_src = saddr;
@ -2114,7 +2114,7 @@ int ip_route_input(struct sk_buff *skb, __be32 daddr, __be32 saddr,
rth->fl.iif == iif &&
rth->fl.oif == 0 &&
#ifdef CONFIG_IP_ROUTE_FWMARK
rth->fl.fl4_fwmark == skb->nfmark &&
rth->fl.fl4_fwmark == skb->mark &&
#endif
rth->fl.fl4_tos == tos) {
rth->u.dst.lastuse = jiffies;

2
net/ipv6/ip6_output.c
View File

@ -499,12 +499,12 @@ static void ip6_copy_metadata(struct sk_buff *to, struct sk_buff *from)
dst_release(to->dst);
to->dst = dst_clone(from->dst);
to->dev = from->dev;
to->mark = from->mark;
#ifdef CONFIG_NET_SCHED
to->tc_index = from->tc_index;
#endif
#ifdef CONFIG_NETFILTER
to->nfmark = from->nfmark;
/* Connection association is same as pre-frag packet */
nf_conntrack_put(to->nfct);
to->nfct = from->nfct;

2
net/ipv6/netfilter/ip6_queue.c
View File

@ -241,7 +241,7 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
pmsg->data_len = data_len;
pmsg->timestamp_sec = entry->skb->tstamp.off_sec;
pmsg->timestamp_usec = entry->skb->tstamp.off_usec;
pmsg->mark = entry->skb->nfmark;
pmsg->mark = entry->skb->mark;
pmsg->hook = entry->info->hook;
pmsg->hw_protocol = entry->skb->protocol;

9
net/ipv6/netfilter/ip6table_mangle.c
View File

@ -149,11 +149,10 @@ ip6t_local_hook(unsigned int hook,
int (*okfn)(struct sk_buff *))
{
unsigned long nfmark;
unsigned int ret;
struct in6_addr saddr, daddr;
u_int8_t hop_limit;
u_int32_t flowlabel;
u_int32_t flowlabel, mark;
#if 0
/* root is playing with raw sockets. */
@ -165,10 +164,10 @@ ip6t_local_hook(unsigned int hook,
}
#endif
/* save source/dest address, nfmark, hoplimit, flowlabel, priority, */
/* save source/dest address, mark, hoplimit, flowlabel, priority, */
memcpy(&saddr, &(*pskb)->nh.ipv6h->saddr, sizeof(saddr));
memcpy(&daddr, &(*pskb)->nh.ipv6h->daddr, sizeof(daddr));
nfmark = (*pskb)->nfmark;
mark = (*pskb)->mark;
hop_limit = (*pskb)->nh.ipv6h->hop_limit;
/* flowlabel and prio (includes version, which shouldn't change either */
@ -179,7 +178,7 @@ ip6t_local_hook(unsigned int hook,
if (ret != NF_DROP && ret != NF_STOLEN
&& (memcmp(&(*pskb)->nh.ipv6h->saddr, &saddr, sizeof(saddr))
|| memcmp(&(*pskb)->nh.ipv6h->daddr, &daddr, sizeof(daddr))
|| (*pskb)->nfmark != nfmark
|| (*pskb)->mark != mark
|| (*pskb)->nh.ipv6h->hop_limit != hop_limit))
return ip6_route_me_harder(*pskb) == 0 ? ret : NF_DROP;

2
net/ipv6/route.c
View File

@ -712,7 +712,7 @@ void ip6_route_input(struct sk_buff *skb)
.daddr = iph->daddr,
.saddr = iph->saddr,
#ifdef CONFIG_IPV6_ROUTE_FWMARK
.fwmark = skb->nfmark,
.fwmark = skb->mark,
#endif
.flowlabel = (* (__be32 *) iph)&IPV6_FLOWINFO_MASK,
},

4
net/netfilter/nfnetlink_log.c
View File

@ -501,8 +501,8 @@ __build_packet_message(struct nfulnl_instance *inst,
#endif
}
if (skb->nfmark) {
tmp_uint = htonl(skb->nfmark);
if (skb->mark) {
tmp_uint = htonl(skb->mark);
NFA_PUT(inst->skb, NFULA_MARK, sizeof(tmp_uint), &tmp_uint);
}

8
net/netfilter/nfnetlink_queue.c
View File

@ -480,8 +480,8 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
#endif
}
if (entskb->nfmark) {
tmp_uint = htonl(entskb->nfmark);
if (entskb->mark) {
tmp_uint = htonl(entskb->mark);
NFA_PUT(skb, NFQA_MARK, sizeof(u_int32_t), &tmp_uint);
}
@ -834,8 +834,8 @@ nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb,
}
if (nfqa[NFQA_MARK-1])
entry->skb->nfmark = ntohl(*(__be32 *)
NFA_DATA(nfqa[NFQA_MARK-1]));
entry->skb->mark = ntohl(*(__be32 *)
NFA_DATA(nfqa[NFQA_MARK-1]));
issue_verdict(entry, verdict);
instance_put(queue);

10
net/netfilter/xt_CONNMARK.c
View File

@ -42,7 +42,7 @@ target(struct sk_buff **pskb,
{
const struct xt_connmark_target_info *markinfo = targinfo;
u_int32_t diff;
u_int32_t nfmark;
u_int32_t mark;
u_int32_t newmark;
u_int32_t ctinfo;
u_int32_t *ctmark = nf_ct_get_mark(*pskb, &ctinfo);
@ -62,7 +62,7 @@ target(struct sk_buff **pskb,
break;
case XT_CONNMARK_SAVE:
newmark = (*ctmark & ~markinfo->mask) |
((*pskb)->nfmark & markinfo->mask);
((*pskb)->mark & markinfo->mask);
if (*ctmark != newmark) {
*ctmark = newmark;
#if defined(CONFIG_IP_NF_CONNTRACK) || defined(CONFIG_IP_NF_CONNTRACK_MODULE)
@ -73,10 +73,10 @@ target(struct sk_buff **pskb,
}
break;
case XT_CONNMARK_RESTORE:
nfmark = (*pskb)->nfmark;
diff = (*ctmark ^ nfmark) & markinfo->mask;
mark = (*pskb)->mark;
diff = (*ctmark ^ mark) & markinfo->mask;
if (diff != 0)
(*pskb)->nfmark = nfmark ^ diff;
(*pskb)->mark = mark ^ diff;
break;
}
}

12
net/netfilter/xt_MARK.c
View File

@ -31,8 +31,8 @@ target_v0(struct sk_buff **pskb,
{
const struct xt_mark_target_info *markinfo = targinfo;
if((*pskb)->nfmark != markinfo->mark)
(*pskb)->nfmark = markinfo->mark;
if((*pskb)->mark != markinfo->mark)
(*pskb)->mark = markinfo->mark;
return XT_CONTINUE;
}
@ -54,16 +54,16 @@ target_v1(struct sk_buff **pskb,
break;
case XT_MARK_AND:
mark = (*pskb)->nfmark & markinfo->mark;
mark = (*pskb)->mark & markinfo->mark;
break;
case XT_MARK_OR:
mark = (*pskb)->nfmark | markinfo->mark;
mark = (*pskb)->mark | markinfo->mark;
break;
}
if((*pskb)->nfmark != mark)
(*pskb)->nfmark = mark;
if((*pskb)->mark != mark)
(*pskb)->mark = mark;
return XT_CONTINUE;
}

2
net/netfilter/xt_mark.c
View File

@ -31,7 +31,7 @@ match(const struct sk_buff *skb,
{
const struct xt_mark_info *info = matchinfo;
return ((skb->nfmark & info->mask) == info->mark) ^ info->invert;
return ((skb->mark & info->mask) == info->mark) ^ info->invert;
}
static int

2
net/sched/Kconfig
View File

@ -320,7 +320,7 @@ config CLS_U32_PERF
config CLS_U32_MARK
bool "Netfilter marks support"
depends on NET_CLS_U32 && NETFILTER
depends on NET_CLS_U32
---help---
Say Y here to be able to use netfilter marks as u32 key.

6
net/sched/cls_fw.c
View File

@ -101,11 +101,7 @@ static int fw_classify(struct sk_buff *skb, struct tcf_proto *tp,
struct fw_head *head = (struct fw_head*)tp->root;
struct fw_filter *f;
int r;
#ifdef CONFIG_NETFILTER
u32 id = skb->nfmark & head->mask;
#else
u32 id = 0;
#endif
u32 id = skb->mark & head->mask;
if (head != NULL) {
for (f=head->ht[fw_hash(id)]; f; f=f->next) {

2
net/sched/cls_u32.c
View File

@ -143,7 +143,7 @@ next_knode:
#endif
#ifdef CONFIG_CLS_U32_MARK
if ((skb->nfmark & n->mark.mask) != n->mark.val) {
if ((skb->mark & n->mark.mask) != n->mark.val) {
n = n->next;
goto next_knode;
} else {

10
net/sched/em_meta.c
View File

@ -208,13 +208,9 @@ META_COLLECTOR(int_maclen)
* Netfilter
**************************************************************************/
META_COLLECTOR(int_nfmark)
META_COLLECTOR(int_mark)
{
#ifdef CONFIG_NETFILTER
dst->value = skb->nfmark;
#else
dst->value = 0;
#endif
dst->value = skb->mark;
}
/**************************************************************************
@ -490,7 +486,7 @@ static struct meta_ops __meta_ops[TCF_META_TYPE_MAX+1][TCF_META_ID_MAX+1] = {
[META_ID(PKTLEN)] = META_FUNC(int_pktlen),
[META_ID(DATALEN)] = META_FUNC(int_datalen),
[META_ID(MACLEN)] = META_FUNC(int_maclen),
[META_ID(NFMARK)] = META_FUNC(int_nfmark),
[META_ID(NFMARK)] = META_FUNC(int_mark),
[META_ID(TCINDEX)] = META_FUNC(int_tcindex),
[META_ID(RTCLASSID)] = META_FUNC(int_rtclassid),
[META_ID(RTIIF)] = META_FUNC(int_rtiif),