[dpdk-dev] [PATCH v2] net/softnic: add flow flush API
Reshma Pattan
reshma.pattan at intel.com
Tue Oct 2 16:27:03 CEST 2018
Add rte flow flush api for flushing
all the flows of the port.
Signed-off-by: Reshma Pattan <reshma.pattan at intel.com>
---
v2: Use TAILQ_FOREACH_SAFE instead of TAILQ_FOREACH
for safe removal using TAILQ_REMOVAL.
Corrected indentation and other style related nits.
---
drivers/net/softnic/rte_eth_softnic_flow.c | 46 +++++++++++++++++++++-
1 file changed, 45 insertions(+), 1 deletion(-)
diff --git a/drivers/net/softnic/rte_eth_softnic_flow.c b/drivers/net/softnic/rte_eth_softnic_flow.c
index 03d41bc01..7931ea13f 100644
--- a/drivers/net/softnic/rte_eth_softnic_flow.c
+++ b/drivers/net/softnic/rte_eth_softnic_flow.c
@@ -11,6 +11,7 @@
#include <rte_string_fns.h>
#include <rte_flow.h>
#include <rte_flow_driver.h>
+#include <rte_tailq.h>
#include "rte_eth_softnic_internals.h"
#include "rte_eth_softnic.h"
@@ -1915,6 +1916,49 @@ pmd_flow_destroy(struct rte_eth_dev *dev,
return 0;
}
+static int
+pmd_flow_flush(struct rte_eth_dev *dev,
+ struct rte_flow_error *error)
+{
+ struct pmd_internals *softnic = dev->data->dev_private;
+ struct pipeline *pipeline;
+ uint32_t i;
+ int status;
+
+ TAILQ_FOREACH(pipeline, &softnic->pipeline_list, node) {
+ /* Remove all the flows added to the tables. */
+ for (i = 0; i < pipeline->n_tables; i++) {
+ struct rte_flow *flow;
+ struct softnic_table *table = &pipeline->table[i];
+ void *temp;
+ TAILQ_FOREACH_SAFE(flow, &table->flows, node, temp) {
+ /* Rule delete. */
+ status = softnic_pipeline_table_rule_delete
+ (softnic,
+ pipeline->name,
+ i,
+ &flow->match);
+ if (status)
+ return rte_flow_error_set(error,
+ EINVAL,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL,
+ "Pipeline table rule delete failed");
+
+ /* Update dependencies */
+ if (is_meter_action_enable(softnic, table))
+ flow_meter_owner_reset(softnic, flow);
+
+ /* Flow delete. */
+ TAILQ_REMOVE(&table->flows, flow, node);
+ free(flow);
+ }
+ }
+ }
+
+ return 0;
+}
+
static int
pmd_flow_query(struct rte_eth_dev *dev __rte_unused,
struct rte_flow *flow,
@@ -1971,7 +2015,7 @@ const struct rte_flow_ops pmd_flow_ops = {
.validate = pmd_flow_validate,
.create = pmd_flow_create,
.destroy = pmd_flow_destroy,
- .flush = NULL,
+ .flush = pmd_flow_flush,
.query = pmd_flow_query,
.isolate = NULL,
};
--
2.17.1
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