* [dpdk-stable] [PATCH v1] net/mlx5: fix meter flow id
@ 2021-05-12 10:20 Shun Hao
2021-05-12 11:52 ` Matan Azrad
0 siblings, 1 reply; 3+ messages in thread
From: Shun Hao @ 2021-05-12 10:20 UTC (permalink / raw)
To: shunh, orika, viacheslavo, matan, shahafs
Cc: dev, thomas, rasland, roniba, stable
When getting meter flow_id bits, there's an issue that not handling
correctly if flow_id is 0.
This fix this issue that when flow_id is 0, treat it as 1 bit.
Fixes: 83306d6c46 ("net/mlx5: fix meter statistics")
Cc: stable@dpdk.org
Signed-off-by: Shun Hao <shunh@nvidia.com>
---
drivers/net/mlx5/mlx5_flow.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 32634c9af7..edfac0d99f 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -4794,8 +4794,8 @@ flow_meter_split_prep(struct rte_eth_dev *dev,
RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
"Failed to allocate meter flow id.");
flow_id = tag_id - 1;
- flow_id_bits = MLX5_REG_BITS - __builtin_clz(flow_id);
- flow_id_bits = flow_id_bits ? flow_id_bits : 1;
+ flow_id_bits = (!flow_id) ? 1 :
+ (MLX5_REG_BITS - __builtin_clz(flow_id));
if ((flow_id_bits + priv->sh->mtrmng->max_mtr_bits) >
mtr_reg_bits) {
mlx5_ipool_free(fm->flow_ipool, tag_id);
--
2.20.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-stable] [PATCH v1] net/mlx5: fix meter flow id
2021-05-12 10:20 [dpdk-stable] [PATCH v1] net/mlx5: fix meter flow id Shun Hao
@ 2021-05-12 11:52 ` Matan Azrad
2021-05-12 12:50 ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
0 siblings, 1 reply; 3+ messages in thread
From: Matan Azrad @ 2021-05-12 11:52 UTC (permalink / raw)
To: Shun Hao, Ori Kam, Slava Ovsiienko, Shahaf Shuler
Cc: dev, NBU-Contact-Thomas Monjalon, Raslan Darawsheh,
Roni Bar Yanai, stable
From: Shun Hao
> When getting meter flow_id bits, there's an issue that not handling correctly
> if flow_id is 0.
>
> This fix this issue that when flow_id is 0, treat it as 1 bit.
>
> Fixes: 83306d6c46 ("net/mlx5: fix meter statistics")
> Cc: stable@dpdk.org
>
> Signed-off-by: Shun Hao <shunh@nvidia.com>
Acked-by: Matan Azrad <matan@nvidia.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-stable] [dpdk-dev] [PATCH v1] net/mlx5: fix meter flow id
2021-05-12 11:52 ` Matan Azrad
@ 2021-05-12 12:50 ` Thomas Monjalon
0 siblings, 0 replies; 3+ messages in thread
From: Thomas Monjalon @ 2021-05-12 12:50 UTC (permalink / raw)
To: Shun Hao
Cc: Ori Kam, Slava Ovsiienko, dev, Raslan Darawsheh, Roni Bar Yanai,
stable, Matan Azrad
> > When getting meter flow_id bits, there's an issue that not handling correctly
> > if flow_id is 0.
> >
> > This fix this issue that when flow_id is 0, treat it as 1 bit.
> >
> > Fixes: 83306d6c46 ("net/mlx5: fix meter statistics")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Shun Hao <shunh@nvidia.com>
> Acked-by: Matan Azrad <matan@nvidia.com>
Applied in next-net-mlx, thanks.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-05-17 8:01 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-05-12 10:20 [dpdk-stable] [PATCH v1] net/mlx5: fix meter flow id Shun Hao
2021-05-12 11:52 ` Matan Azrad
2021-05-12 12:50 ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
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