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-rw-r--r--include/net/pkt_cls.h8
-rw-r--r--net/sched/cls_bpf.c7
-rw-r--r--net/sched/cls_flower.c11
-rw-r--r--net/sched/cls_matchall.c12
-rw-r--r--net/sched/cls_u32.c17
5 files changed, 38 insertions, 17 deletions
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
index 161fcf8516ac..eed98f8fcb5e 100644
--- a/include/net/pkt_cls.h
+++ b/include/net/pkt_cls.h
@@ -100,6 +100,11 @@ int tcf_classify(struct sk_buff *skb, const struct tcf_proto *tp,
struct tcf_result *res, bool compat_mode);
#else
+static inline bool tcf_block_shared(struct tcf_block *block)
+{
+ return false;
+}
+
static inline
int tcf_block_get(struct tcf_block **p_block,
struct tcf_proto __rcu **p_filter_chain, struct Qdisc *q,
@@ -624,6 +629,7 @@ struct tc_cls_common_offload {
u32 chain_index;
__be16 protocol;
u32 prio;
+ struct tcf_block *block;
struct netlink_ext_ack *extack;
};
@@ -725,11 +731,13 @@ static inline bool tc_in_hw(u32 flags)
static inline void
tc_cls_common_offload_init(struct tc_cls_common_offload *cls_common,
const struct tcf_proto *tp, u32 flags,
+ struct tcf_block *block,
struct netlink_ext_ack *extack)
{
cls_common->chain_index = tp->chain->index;
cls_common->protocol = tp->protocol;
cls_common->prio = tp->prio;
+ cls_common->block = block;
if (tc_skip_sw(flags) || flags & TCA_CLS_FLAGS_VERBOSE)
cls_common->extack = extack;
}
diff --git a/net/sched/cls_bpf.c b/net/sched/cls_bpf.c
index 9bcf499cce0c..ce7ff286ccb8 100644
--- a/net/sched/cls_bpf.c
+++ b/net/sched/cls_bpf.c
@@ -157,7 +157,7 @@ static int cls_bpf_offload_cmd(struct tcf_proto *tp, struct cls_bpf_prog *prog,
skip_sw = prog && tc_skip_sw(prog->gen_flags);
obj = prog ?: oldprog;
- tc_cls_common_offload_init(&cls_bpf.common, tp, obj->gen_flags,
+ tc_cls_common_offload_init(&cls_bpf.common, tp, obj->gen_flags, block,
extack);
cls_bpf.command = TC_CLSBPF_OFFLOAD;
cls_bpf.exts = &obj->exts;
@@ -227,7 +227,8 @@ static void cls_bpf_offload_update_stats(struct tcf_proto *tp,
struct tcf_block *block = tp->chain->block;
struct tc_cls_bpf_offload cls_bpf = {};
- tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags, NULL);
+ tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags, block,
+ NULL);
cls_bpf.command = TC_CLSBPF_STATS;
cls_bpf.exts = &prog->exts;
cls_bpf.prog = prog->filter;
@@ -669,7 +670,7 @@ static int cls_bpf_reoffload(struct tcf_proto *tp, bool add, tc_setup_cb_t *cb,
continue;
tc_cls_common_offload_init(&cls_bpf.common, tp, prog->gen_flags,
- extack);
+ block, extack);
cls_bpf.command = TC_CLSBPF_OFFLOAD;
cls_bpf.exts = &prog->exts;
cls_bpf.prog = add ? prog->filter : NULL;
diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c
index f6685fc53119..3cb372b0e933 100644
--- a/net/sched/cls_flower.c
+++ b/net/sched/cls_flower.c
@@ -389,7 +389,8 @@ static void fl_hw_destroy_filter(struct tcf_proto *tp, struct cls_fl_filter *f,
if (!rtnl_held)
rtnl_lock();
- tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, extack);
+ tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, block,
+ extack);
cls_flower.command = TC_CLSFLOWER_DESTROY;
cls_flower.cookie = (unsigned long) f;
@@ -422,7 +423,8 @@ static int fl_hw_replace_filter(struct tcf_proto *tp,
goto errout;
}
- tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, extack);
+ tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, block,
+ extack);
cls_flower.command = TC_CLSFLOWER_REPLACE;
cls_flower.cookie = (unsigned long) f;
cls_flower.rule->match.dissector = &f->mask->dissector;
@@ -478,7 +480,8 @@ static void fl_hw_update_stats(struct tcf_proto *tp, struct cls_fl_filter *f,
if (!rtnl_held)
rtnl_lock();
- tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, NULL);
+ tc_cls_common_offload_init(&cls_flower.common, tp, f->flags, block,
+ NULL);
cls_flower.command = TC_CLSFLOWER_STATS;
cls_flower.cookie = (unsigned long) f;
cls_flower.classid = f->res.classid;
@@ -1757,7 +1760,7 @@ static int fl_reoffload(struct tcf_proto *tp, bool add, tc_setup_cb_t *cb,
}
tc_cls_common_offload_init(&cls_flower.common, tp, f->flags,
- extack);
+ block, extack);
cls_flower.command = add ?
TC_CLSFLOWER_REPLACE : TC_CLSFLOWER_DESTROY;
cls_flower.cookie = (unsigned long)f;
diff --git a/net/sched/cls_matchall.c b/net/sched/cls_matchall.c
index da916f39b719..820938fa09ed 100644
--- a/net/sched/cls_matchall.c
+++ b/net/sched/cls_matchall.c
@@ -71,7 +71,8 @@ static void mall_destroy_hw_filter(struct tcf_proto *tp,
struct tc_cls_matchall_offload cls_mall = {};
struct tcf_block *block = tp->chain->block;
- tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, extack);
+ tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, block,
+ extack);
cls_mall.command = TC_CLSMATCHALL_DESTROY;
cls_mall.cookie = cookie;
@@ -93,7 +94,8 @@ static int mall_replace_hw_filter(struct tcf_proto *tp,
if (!cls_mall.rule)
return -ENOMEM;
- tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, extack);
+ tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, block,
+ extack);
cls_mall.command = TC_CLSMATCHALL_REPLACE;
cls_mall.cookie = cookie;
@@ -293,7 +295,8 @@ static int mall_reoffload(struct tcf_proto *tp, bool add, tc_setup_cb_t *cb,
if (!cls_mall.rule)
return -ENOMEM;
- tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, extack);
+ tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, block,
+ extack);
cls_mall.command = add ?
TC_CLSMATCHALL_REPLACE : TC_CLSMATCHALL_DESTROY;
cls_mall.cookie = (unsigned long)head;
@@ -328,7 +331,8 @@ static void mall_stats_hw_filter(struct tcf_proto *tp,
struct tc_cls_matchall_offload cls_mall = {};
struct tcf_block *block = tp->chain->block;
- tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, NULL);
+ tc_cls_common_offload_init(&cls_mall.common, tp, head->flags, block,
+ NULL);
cls_mall.command = TC_CLSMATCHALL_STATS;
cls_mall.cookie = cookie;
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index 4b8710a266cc..2feed0ffa269 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -485,7 +485,8 @@ static void u32_clear_hw_hnode(struct tcf_proto *tp, struct tc_u_hnode *h,
struct tcf_block *block = tp->chain->block;
struct tc_cls_u32_offload cls_u32 = {};
- tc_cls_common_offload_init(&cls_u32.common, tp, h->flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, h->flags, block,
+ extack);
cls_u32.command = TC_CLSU32_DELETE_HNODE;
cls_u32.hnode.divisor = h->divisor;
cls_u32.hnode.handle = h->handle;
@@ -503,7 +504,7 @@ static int u32_replace_hw_hnode(struct tcf_proto *tp, struct tc_u_hnode *h,
bool offloaded = false;
int err;
- tc_cls_common_offload_init(&cls_u32.common, tp, flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, flags, block, extack);
cls_u32.command = TC_CLSU32_NEW_HNODE;
cls_u32.hnode.divisor = h->divisor;
cls_u32.hnode.handle = h->handle;
@@ -529,7 +530,8 @@ static void u32_remove_hw_knode(struct tcf_proto *tp, struct tc_u_knode *n,
struct tcf_block *block = tp->chain->block;
struct tc_cls_u32_offload cls_u32 = {};
- tc_cls_common_offload_init(&cls_u32.common, tp, n->flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, n->flags, block,
+ extack);
cls_u32.command = TC_CLSU32_DELETE_KNODE;
cls_u32.knode.handle = n->handle;
@@ -546,7 +548,7 @@ static int u32_replace_hw_knode(struct tcf_proto *tp, struct tc_u_knode *n,
bool skip_sw = tc_skip_sw(flags);
int err;
- tc_cls_common_offload_init(&cls_u32.common, tp, flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, flags, block, extack);
cls_u32.command = TC_CLSU32_REPLACE_KNODE;
cls_u32.knode.handle = n->handle;
cls_u32.knode.fshift = n->fshift;
@@ -1170,10 +1172,12 @@ static int u32_reoffload_hnode(struct tcf_proto *tp, struct tc_u_hnode *ht,
bool add, tc_setup_cb_t *cb, void *cb_priv,
struct netlink_ext_ack *extack)
{
+ struct tcf_block *block = tp->chain->block;
struct tc_cls_u32_offload cls_u32 = {};
int err;
- tc_cls_common_offload_init(&cls_u32.common, tp, ht->flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, ht->flags, block,
+ extack);
cls_u32.command = add ? TC_CLSU32_NEW_HNODE : TC_CLSU32_DELETE_HNODE;
cls_u32.hnode.divisor = ht->divisor;
cls_u32.hnode.handle = ht->handle;
@@ -1195,7 +1199,8 @@ static int u32_reoffload_knode(struct tcf_proto *tp, struct tc_u_knode *n,
struct tc_cls_u32_offload cls_u32 = {};
int err;
- tc_cls_common_offload_init(&cls_u32.common, tp, n->flags, extack);
+ tc_cls_common_offload_init(&cls_u32.common, tp, n->flags, block,
+ extack);
cls_u32.command = add ?
TC_CLSU32_REPLACE_KNODE : TC_CLSU32_DELETE_KNODE;
cls_u32.knode.handle = n->handle;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.