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Diffstat (limited to 'flow.c')
-rw-r--r--flow.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/flow.c b/flow.c
index 4dc2767..5dd5d2b 100644
--- a/flow.c
+++ b/flow.c
@@ -28,6 +28,9 @@ static_assert(ARRAY_SIZE(flow_type_str) == FLOW_NUM_TYPES,
/* Global Flow Table */
union flow flowtab[FLOW_MAX];
+/* Last time the flow timers ran */
+static struct timespec flow_timer_run;
+
/**
* flow_table_compact() - Perform compaction on flow table
* @c: Execution context
@@ -86,13 +89,20 @@ void flow_log_(const struct flow_common *f, int pri, const char *fmt, ...)
}
/**
- * flow_defer_handler() - Handler for per-flow deferred tasks
+ * flow_defer_handler() - Handler for per-flow deferred and timed tasks
* @c: Execution context
+ * @now: Current timestamp
*/
-void flow_defer_handler(struct ctx *c)
+void flow_defer_handler(struct ctx *c, const struct timespec *now)
{
+ bool timer = false;
union flow *flow;
+ if (timespec_diff_ms(now, &flow_timer_run) >= FLOW_TIMER_INTERVAL) {
+ timer = true;
+ flow_timer_run = *now;
+ }
+
for (flow = flowtab + c->flow_count - 1; flow >= flowtab; flow--) {
switch (flow->f.type) {
case FLOW_TCP:
@@ -100,6 +110,8 @@ void flow_defer_handler(struct ctx *c)
break;
case FLOW_TCP_SPLICE:
tcp_splice_flow_defer(c, flow);
+ if (timer)
+ tcp_splice_timer(c, flow);
break;
default:
/* Assume other flow types don't need any handling */