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From: Michael Baum <michaelba@nvidia.com>
To: <dev@dpdk.org>
Cc: Matan Azrad <matan@nvidia.com>,
	Raslan Darawsheh <rasland@nvidia.com>,
	Viacheslav Ovsiienko <viacheslavo@nvidia.com>,
	Xiaoyu Min <jackmin@nvidia.com>
Subject: [PATCH 4/5] net/mlx5: add assertions in counter get/put
Date: Mon, 31 Oct 2022 18:08:23 +0200	[thread overview]
Message-ID: <20221031160824.330200-5-michaelba@nvidia.com> (raw)
In-Reply-To: <20221031160824.330200-1-michaelba@nvidia.com>

Add assertions to help debug in case of counter double alloc/free.

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
Acked-by: Xiaoyu Min <jackmin@nvidia.com>
---
 drivers/net/mlx5/mlx5_hws_cnt.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/mlx5/mlx5_hws_cnt.h b/drivers/net/mlx5/mlx5_hws_cnt.h
index 6e371f1929..338ee4d688 100644
--- a/drivers/net/mlx5/mlx5_hws_cnt.h
+++ b/drivers/net/mlx5/mlx5_hws_cnt.h
@@ -396,6 +396,7 @@ mlx5_hws_cnt_pool_put(struct mlx5_hws_cnt_pool *cpool,
 	uint32_t iidx;
 
 	iidx = mlx5_hws_cnt_iidx(cpool, *cnt_id);
+	MLX5_ASSERT(cpool->pool[iidx].in_used);
 	cpool->pool[iidx].in_used = false;
 	cpool->pool[iidx].query_gen_when_free =
 		__atomic_load_n(&cpool->query_gen, __ATOMIC_RELAXED);
@@ -475,6 +476,7 @@ mlx5_hws_cnt_pool_get(struct mlx5_hws_cnt_pool *cpool, uint32_t *queue,
 		__hws_cnt_query_raw(cpool, *cnt_id,
 				    &cpool->pool[iidx].reset.hits,
 				    &cpool->pool[iidx].reset.bytes);
+		MLX5_ASSERT(!cpool->pool[iidx].in_used);
 		cpool->pool[iidx].in_used = true;
 		cpool->pool[iidx].age_idx = age_idx;
 		return 0;
@@ -511,6 +513,7 @@ mlx5_hws_cnt_pool_get(struct mlx5_hws_cnt_pool *cpool, uint32_t *queue,
 			    &cpool->pool[iidx].reset.bytes);
 	rte_ring_dequeue_zc_elem_finish(qcache, 1);
 	cpool->pool[iidx].share = 0;
+	MLX5_ASSERT(!cpool->pool[iidx].in_used);
 	cpool->pool[iidx].in_used = true;
 	cpool->pool[iidx].age_idx = age_idx;
 	return 0;
-- 
2.25.1


  parent reply	other threads:[~2022-10-31 16:09 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-31 16:08 [PATCH 0/5] net/mlx5: some counter fixes Michael Baum
2022-10-31 16:08 ` [PATCH 1/5] net/mlx5: fix race condition in counter pool resizing Michael Baum
2022-10-31 16:08 ` [PATCH 2/5] net/mlx5: fix accessing the wrong counter Michael Baum
2022-10-31 16:08 ` [PATCH 3/5] net/mlx5: fix missing counter elements copies in r2r cases Michael Baum
2022-10-31 16:08 ` Michael Baum [this message]
2022-10-31 16:08 ` [PATCH 5/5] net/mlx5: assert for enough space in counter rings Michael Baum
2022-11-03 11:40 ` [PATCH 0/5] net/mlx5: some counter fixes Raslan Darawsheh

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