@@ -3446,6 +3446,31 @@ Return values:
- 0 on success, a negative errno value otherwise and ``rte_errno`` is set.
+Update
+~~~~~~
+
+Update an existing flow rule with a new set of actions.
+
+.. code-block:: c
+
+ struct rte_flow *
+ rte_flow_update(uint16_t port_id,
+ struct rte_flow *flow,
+ const struct rte_flow_action *actions[],
+ struct rte_flow_error *error);
+
+Arguments:
+
+- ``port_id``: port identifier of Ethernet device.
+- ``flow``: flow rule handle to update.
+- ``actions``: associated actions (list terminated by the END action).
+- ``error``: perform verbose error reporting if not NULL. PMDs initialize
+ this structure in case of error only.
+
+Return values:
+
+- 0 on success, a negative errno value otherwise and ``rte_errno`` is set.
+
Flush
~~~~~
@@ -3795,6 +3820,23 @@ Enqueueing a flow rule destruction operation is similar to simple destruction.
void *user_data,
struct rte_flow_error *error);
+Enqueue update operation
+~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Enqueueing a flow rule update operation to replace actions in the existing rule.
+
+.. code-block:: c
+
+ int
+ rte_flow_async_update(uint16_t port_id,
+ uint32_t queue_id,
+ const struct rte_flow_op_attr *op_attr,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ uint8_t actions_template_index,
+ void *user_data,
+ struct rte_flow_error *error);
+
Enqueue indirect action creation operation
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -55,6 +55,10 @@ New Features
Also, make sure to start the actual text at the margin.
=======================================================
+ * **Added flow rule update to the Flow API.**
+
+ * Added API for updating the action list in the already existing rule.
+ Introduced both rte_flow_update() and rte_flow_async_update() functions.
Removed Items
-------------
@@ -2220,6 +2220,17 @@ RTE_TRACE_POINT_FP(
rte_trace_point_emit_int(ret);
)
+/* Called in loop in app/test-flow-perf */
+RTE_TRACE_POINT_FP(
+ rte_flow_trace_update,
+ RTE_TRACE_POINT_ARGS(uint16_t port_id, const struct rte_flow *flow,
+ const struct rte_flow_action *actions, int ret),
+ rte_trace_point_emit_u16(port_id);
+ rte_trace_point_emit_ptr(flow);
+ rte_trace_point_emit_ptr(actions);
+ rte_trace_point_emit_int(ret);
+)
+
RTE_TRACE_POINT_FP(
rte_flow_trace_query,
RTE_TRACE_POINT_ARGS(uint16_t port_id, const struct rte_flow *flow,
@@ -2345,6 +2356,24 @@ RTE_TRACE_POINT_FP(
rte_trace_point_emit_ptr(flow);
)
+RTE_TRACE_POINT_FP(
+ rte_flow_trace_async_update,
+ RTE_TRACE_POINT_ARGS(uint16_t port_id, uint32_t queue_id,
+ const struct rte_flow_op_attr *op_attr,
+ const struct rte_flow *flow,
+ const struct rte_flow_action *actions,
+ uint8_t actions_template_index,
+ const void *user_data, int ret),
+ rte_trace_point_emit_u16(port_id);
+ rte_trace_point_emit_u32(queue_id);
+ rte_trace_point_emit_ptr(op_attr);
+ rte_trace_point_emit_ptr(flow);
+ rte_trace_point_emit_ptr(actions);
+ rte_trace_point_emit_u8(actions_template_index);
+ rte_trace_point_emit_ptr(user_data);
+ rte_trace_point_emit_int(ret);
+)
+
RTE_TRACE_POINT_FP(
rte_flow_trace_pull,
RTE_TRACE_POINT_ARGS(uint16_t port_id, uint32_t queue_id,
@@ -490,6 +490,9 @@ RTE_TRACE_POINT_REGISTER(rte_flow_trace_create,
RTE_TRACE_POINT_REGISTER(rte_flow_trace_destroy,
lib.ethdev.flow.destroy)
+RTE_TRACE_POINT_REGISTER(rte_flow_trace_update,
+ lib.ethdev.flow.update)
+
RTE_TRACE_POINT_REGISTER(rte_flow_trace_flush,
lib.ethdev.flow.flush)
@@ -580,6 +583,9 @@ RTE_TRACE_POINT_REGISTER(rte_flow_trace_async_create,
RTE_TRACE_POINT_REGISTER(rte_flow_trace_async_destroy,
lib.ethdev.flow.async_destroy)
+RTE_TRACE_POINT_REGISTER(rte_flow_trace_async_update,
+ lib.ethdev.flow.async_update)
+
RTE_TRACE_POINT_REGISTER(rte_flow_trace_push,
lib.ethdev.flow.push)
@@ -441,6 +441,32 @@ rte_flow_destroy(uint16_t port_id,
NULL, rte_strerror(ENOSYS));
}
+int
+rte_flow_update(uint16_t port_id,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ struct rte_flow_error *error)
+{
+ struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+ const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
+ int ret;
+
+ if (unlikely(!ops))
+ return -rte_errno;
+ if (likely(!!ops->update)) {
+ fts_enter(dev);
+ ret = ops->update(dev, flow, actions, error);
+ fts_exit(dev);
+
+ rte_flow_trace_update(port_id, flow, actions, ret);
+
+ return flow_err(port_id, ret, error);
+ }
+ return rte_flow_error_set(error, ENOSYS,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL, rte_strerror(ENOSYS));
+}
+
/* Destroy all flow rules associated with a port. */
int
rte_flow_flush(uint16_t port_id,
@@ -1985,6 +2011,33 @@ rte_flow_async_destroy(uint16_t port_id,
return ret;
}
+int
+rte_flow_async_update(uint16_t port_id,
+ uint32_t queue_id,
+ const struct rte_flow_op_attr *op_attr,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ uint8_t actions_template_index,
+ void *user_data,
+ struct rte_flow_error *error)
+{
+ struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+ const struct rte_flow_ops *ops = rte_flow_ops_get(port_id, error);
+ int ret;
+
+ ret = flow_err(port_id,
+ ops->async_update(dev, queue_id, op_attr, flow,
+ actions, actions_template_index,
+ user_data, error),
+ error);
+
+ rte_flow_trace_async_update(port_id, queue_id, op_attr, flow,
+ actions, actions_template_index,
+ user_data, ret);
+
+ return ret;
+}
+
int
rte_flow_push(uint16_t port_id,
uint32_t queue_id,
@@ -4343,6 +4343,29 @@ rte_flow_destroy(uint16_t port_id,
struct rte_flow *flow,
struct rte_flow_error *error);
+/**
+ * Update a flow rule with new actions on a given port.
+ *
+ * @param port_id
+ * Port identifier of Ethernet device.
+ * @param flow
+ * Flow rule handle to update.
+ * @param[in] actions
+ * Associated actions (list terminated by the END action).
+ * @param[out] error
+ * Perform verbose error reporting if not NULL. PMDs initialize this
+ * structure in case of error only.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+__rte_experimental
+int
+rte_flow_update(uint16_t port_id,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ struct rte_flow_error *error);
+
/**
* Destroy all flow rules associated with a port.
*
@@ -5770,6 +5793,45 @@ rte_flow_async_destroy(uint16_t port_id,
void *user_data,
struct rte_flow_error *error);
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice.
+ *
+ * Enqueue rule update operation.
+ *
+ * @param port_id
+ * Port identifier of Ethernet device.
+ * @param queue_id
+ * Flow queue used to insert the rule.
+ * @param[in] op_attr
+ * Rule creation operation attributes.
+ * @param[in] flow
+ * Flow rule to be updated.
+ * @param[in] actions
+ * List of actions to be used.
+ * The list order should match the order in the actions template.
+ * @param[in] actions_template_index
+ * Actions template index in the table.
+ * @param[in] user_data
+ * The user data that will be returned on the completion events.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ * PMDs initialize this structure in case of error only.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+__rte_experimental
+int
+rte_flow_async_update(uint16_t port_id,
+ uint32_t queue_id,
+ const struct rte_flow_op_attr *op_attr,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ uint8_t actions_template_index,
+ void *user_data,
+ struct rte_flow_error *error);
+
/**
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
@@ -302,6 +302,22 @@ struct rte_flow_ops {
const void *update, void *query,
enum rte_flow_query_update_mode qu_mode,
void *user_data, struct rte_flow_error *error);
+ /** See rte_flow_update(). */
+ int (*update)
+ (struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ struct rte_flow_error *error);
+ /** See rte_flow_async_update() */
+ int (*async_update)
+ (struct rte_eth_dev *dev,
+ uint32_t queue_id,
+ const struct rte_flow_op_attr *op_attr,
+ struct rte_flow *flow,
+ const struct rte_flow_action actions[],
+ uint8_t actions_template_index,
+ void *user_data,
+ struct rte_flow_error *error);
};
/**
@@ -299,6 +299,8 @@ EXPERIMENTAL {
rte_flow_action_handle_query_update;
rte_flow_async_action_handle_query_update;
rte_flow_async_create_by_index;
+ rte_flow_update;
+ rte_flow_async_update;
};
INTERNAL {