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| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-07-09 23:55:44 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-07-10 00:38:50 +0300 |
| commit | 67bd0d5ea7974d9dc9c502c7b4096e16a80a553d (patch) | |
| tree | 5c983dab9b8ce090365c46efd3821b1b13e4a97c /net/core/flow_offload.c | |
| parent | da3eeb904ff432ec22cf7b4db17a47647428873a (diff) | |
| download | linux-67bd0d5ea7974d9dc9c502c7b4096e16a80a553d.tar.xz | |
net: flow_offload: add flow_block_cb_{priv, incref, decref}()
This patch completes the flow block API to introduce:
* flow_block_cb_priv() to access callback private data.
* flow_block_cb_incref() to bump reference counter on this flow block.
* flow_block_cb_decref() to decrement the reference counter.
These functions are taken from the existing tcf_block_cb_priv(),
tcf_block_cb_incref() and tcf_block_cb_decref().
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/flow_offload.c')
| -rw-r--r-- | net/core/flow_offload.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/net/core/flow_offload.c b/net/core/flow_offload.c index c81a7e0c5e04..a36a9dc1c6df 100644 --- a/net/core/flow_offload.c +++ b/net/core/flow_offload.c @@ -211,6 +211,24 @@ struct flow_block_cb *flow_block_cb_lookup(struct flow_block_offload *f, } EXPORT_SYMBOL(flow_block_cb_lookup); +void *flow_block_cb_priv(struct flow_block_cb *block_cb) +{ + return block_cb->cb_priv; +} +EXPORT_SYMBOL(flow_block_cb_priv); + +void flow_block_cb_incref(struct flow_block_cb *block_cb) +{ + block_cb->refcnt++; +} +EXPORT_SYMBOL(flow_block_cb_incref); + +unsigned int flow_block_cb_decref(struct flow_block_cb *block_cb) +{ + return --block_cb->refcnt; +} +EXPORT_SYMBOL(flow_block_cb_decref); + int flow_block_cb_setup_simple(struct flow_block_offload *f, struct list_head *driver_block_list, tc_setup_cb_t *cb, void *cb_ident, void *cb_priv, |