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| author | Victor Nogueira <victor@mojatatu.com> | 2023-12-19 15:16:20 -0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-12-26 21:20:08 +0000 |
| commit | a7042cf8f23191c3a460c627c0c39463afb5d335 (patch) | |
| tree | 5644b108157beb7dc037fc319a2f85d17c53b0f5 | |
| parent | 913b47d3424e7d99eaf34b798c47dfa840c64a08 (diff) | |
| download | linux-a7042cf8f23191c3a460c627c0c39463afb5d335.tar.gz linux-a7042cf8f23191c3a460c627c0c39463afb5d335.tar.bz2 linux-a7042cf8f23191c3a460c627c0c39463afb5d335.zip | |
net/sched: cls_api: Expose tc block to the datapath
The datapath can now find the block of the port in which the packet arrived
at.
In the next patch we show a possible usage of this patch in a new
version of mirred that multicasts to all ports except for the port in
which the packet arrived on.
Co-developed-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Co-developed-by: Pedro Tammela <pctammela@mojatatu.com>
Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
Signed-off-by: Victor Nogueira <victor@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/sch_generic.h | 2 | ||||
| -rw-r--r-- | net/sched/cls_api.c | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index aca11127154f..ba3e1b315de8 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -484,6 +484,8 @@ struct tcf_block { struct mutex proto_destroy_lock; /* Lock for proto_destroy hashtable. */ }; +struct tcf_block *tcf_block_lookup(struct net *net, u32 block_index); + static inline bool lockdep_tcf_chain_is_locked(struct tcf_chain *chain) { return lockdep_is_held(&chain->filter_chain_lock); diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 421ea10bc82a..3c50b4037755 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1011,12 +1011,13 @@ static struct tcf_block *tcf_block_create(struct net *net, struct Qdisc *q, return block; } -static struct tcf_block *tcf_block_lookup(struct net *net, u32 block_index) +struct tcf_block *tcf_block_lookup(struct net *net, u32 block_index) { struct tcf_net *tn = net_generic(net, tcf_net_id); return idr_find(&tn->idr, block_index); } +EXPORT_SYMBOL(tcf_block_lookup); static struct tcf_block *tcf_block_refcnt_get(struct net *net, u32 block_index) { |