From 7b3c4f351708a4bf5d311266d9f8c32e5704701f Mon Sep 17 00:00:00 2001 From: Hiroyuki Mikita Date: Tue, 6 Sep 2016 00:15:14 +0900 Subject: [PATCH 1/1] sched: fix releasing enqueued packets rte_sched_port_free should release only enqueued packets of all queues. Previous behavior is that enqueued and already dequeued packets of only first 4 queues are released. Fixes: 61383240 ("sched: release enqueued mbufs when freeing port") Signed-off-by: Hiroyuki Mikita Acked-by: Cristian Dumitrescu --- lib/librte_sched/rte_sched.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c index 8696423476..e6dace2f67 100644 --- a/lib/librte_sched/rte_sched.c +++ b/lib/librte_sched/rte_sched.c @@ -734,19 +734,23 @@ rte_sched_port_config(struct rte_sched_port_params *params) void rte_sched_port_free(struct rte_sched_port *port) { - unsigned int queue; + uint32_t qindex; + uint32_t n_queues_per_port = rte_sched_port_queues_per_port(port); /* Check user parameters */ if (port == NULL) return; /* Free enqueued mbufs */ - for (queue = 0; queue < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; queue++) { - struct rte_mbuf **mbufs = rte_sched_port_qbase(port, queue); - unsigned int i; - - for (i = 0; i < rte_sched_port_qsize(port, queue); i++) - rte_pktmbuf_free(mbufs[i]); + for (qindex = 0; qindex < n_queues_per_port; qindex++) { + struct rte_mbuf **mbufs = rte_sched_port_qbase(port, qindex); + uint16_t qsize = rte_sched_port_qsize(port, qindex); + struct rte_sched_queue *queue = port->queue + qindex; + uint16_t qr = queue->qr & (qsize - 1); + uint16_t qw = queue->qw & (qsize - 1); + + for (; qr != qw; qr = (qr + 1) & (qsize - 1)) + rte_pktmbuf_free(mbufs[qr]); } rte_bitmap_free(port->bmp); -- 2.20.1