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ethdev: add async flow connection tracking configuration

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In queue based async flow engine, in order to optimize the flow
insertion rate, PMD can use the hints from application to have
resources pre-allocate during initialization phase for actions
such as count/meter/aging.

This commit adds the connection tracking action hints.

Signed-off-by: Suanming Mou <suanmingm@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
This commit is contained in:
Suanming Mou 2022-09-20 10:10:36 +03:00 committed by Andrew Rybchenko
parent 3f9acb5c83
commit 3d7c08e4ef
3 changed files with 26 additions and 0 deletions
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10
app/test-pmd/cmdline_flow.c
View File

@ -220,6 +220,7 @@ enum index {
CONFIG_COUNTERS_NUMBER,
CONFIG_AGING_OBJECTS_NUMBER,
CONFIG_METERS_NUMBER,
CONFIG_CONN_TRACK_NUMBER,
/* Indirect action arguments */
INDIRECT_ACTION_CREATE,
@ -1076,6 +1077,7 @@ static const enum index next_config_attr[] = {
CONFIG_COUNTERS_NUMBER,
CONFIG_AGING_OBJECTS_NUMBER,
CONFIG_METERS_NUMBER,
CONFIG_CONN_TRACK_NUMBER,
END,
ZERO,
};
@ -2639,6 +2641,14 @@ static const struct token token_list[] = {
.args = ARGS(ARGS_ENTRY(struct buffer,
args.configure.port_attr.nb_meters)),
},
[CONFIG_CONN_TRACK_NUMBER] = {
.name = "conn_tracks_number",
.help = "number of connection trackings",
.next = NEXT(next_config_attr,
NEXT_ENTRY(COMMON_UNSIGNED)),
.args = ARGS(ARGS_ENTRY(struct buffer,
args.configure.port_attr.nb_conn_tracks)),
},
/* Top-level command. */
[PATTERN_TEMPLATE] = {
.name = "pattern_template",

6
doc/guides/rel_notes/release_22_11.rst
View File

@ -55,6 +55,12 @@ New Features
Also, make sure to start the actual text at the margin.
=======================================================
* **Added configuration for asynchronous flow connection tracking.**
Added connection tracking action number hint to ``rte_flow_configure``
and ``rte_flow_info_get``.
PMD can prepare the connection tracking resources according to the hint.
* **Updated Intel iavf driver.**
* Added flow subscription support.

10
lib/ethdev/rte_flow.h
View File

@ -4761,6 +4761,11 @@ struct rte_flow_port_info {
* @see RTE_FLOW_ACTION_TYPE_METER
*/
uint32_t max_nb_meters;
/**
* Maximum number connection trackings.
* @see RTE_FLOW_ACTION_TYPE_CONNTRACK
*/
uint32_t max_nb_conn_tracks;
};
/**
@ -4830,6 +4835,11 @@ struct rte_flow_port_attr {
* @see RTE_FLOW_ACTION_TYPE_METER
*/
uint32_t nb_meters;
/**
* Number of connection trackings to configure.
* @see RTE_FLOW_ACTION_TYPE_CONNTRACK
*/
uint32_t nb_conn_tracks;
};
/**