From: Rongwei Liu <rongweil@nvidia.com>
To: Bing Zhao <bingz@nvidia.com>, Matan Azrad <matan@nvidia.com>,
Slava Ovsiienko <viacheslavo@nvidia.com>,
Ori Kam <orika@nvidia.com>,
NBU-Contact-Thomas Monjalon <thomas@monjalon.net>
Cc: "dev@dpdk.org" <dev@dpdk.org>, Raslan Darawsheh <rasland@nvidia.com>
Subject: Re: [dpdk-dev] [PATCH v1] net/mlx5: fix meter policy validation
Date: Tue, 2 Nov 2021 08:24:14 +0000 [thread overview]
Message-ID: <DM6PR12MB552073B6927279D428D6FB61AB8B9@DM6PR12MB5520.namprd12.prod.outlook.com> (raw)
In-Reply-To: <DM5PR12MB1755A40D34DA17707AE1B517D08B9@DM5PR12MB1755.namprd12.prod.outlook.com>
Hi Bing:
Need to backport to 20.11?
BR
Rongwei
> -----Original Message-----
> From: Bing Zhao <bingz@nvidia.com>
> Sent: Tuesday, November 2, 2021 4:21 PM
> To: Rongwei Liu <rongweil@nvidia.com>; Matan Azrad <matan@nvidia.com>;
> Slava Ovsiienko <viacheslavo@nvidia.com>; Ori Kam <orika@nvidia.com>;
> NBU-Contact-Thomas Monjalon <thomas@monjalon.net>
> Cc: dev@dpdk.org; Raslan Darawsheh <rasland@nvidia.com>
> Subject: RE: [PATCH v1] net/mlx5: fix meter policy validation
>
> Hi Rongwei,
>
> stable@dpdk.org should also be CCed.
>
> > -----Original Message-----
> > From: Rongwei Liu <rongweil@nvidia.com>
> > Sent: Tuesday, November 2, 2021 3:23 PM
> > To: Matan Azrad <matan@nvidia.com>; Slava Ovsiienko
> > <viacheslavo@nvidia.com>; Ori Kam <orika@nvidia.com>; NBU-Contact-
> > Thomas Monjalon <thomas@monjalon.net>; Bing Zhao <bingz@nvidia.com>
> > Cc: dev@dpdk.org; Raslan Darawsheh <rasland@nvidia.com>
> > Subject: [PATCH v1] net/mlx5: fix meter policy validation
> >
> > When a user specifies meter policy like "g_actions queue / end
> > y_actions queue / r_action drop / end", validation logic missed to set
> > meter policy mode and it took a random value from the stack.
> >
> > Define ALL policy modes for the mentioned cases.
> >
> > Fixes: 4b7bf3ffb473 ("net/mlx5: support yellow in meter policy
> > validation")
> > Cc: bingz@nvidia.com
> > Signed-off-by: Rongwei Liu <rongweil@nvidia.com>
> > Acked-by: Matan Azrad <matan@nvidia.com>
> > ---
> > drivers/net/mlx5/mlx5.h | 2 ++
> > drivers/net/mlx5/mlx5_flow_dv.c | 2 ++
> > 2 files changed, 4 insertions(+)
> >
> > diff --git a/drivers/net/mlx5/mlx5.h b/drivers/net/mlx5/mlx5.h index
> > 39c001aa1b..591ae2764a 100644
> > --- a/drivers/net/mlx5/mlx5.h
> > +++ b/drivers/net/mlx5/mlx5.h
> > @@ -622,6 +622,8 @@ struct mlx5_dev_shared_port { #define
> > MLX5_MTR_TABLE_ID_DROP 2
> > /* Priority of the meter policy matcher. */ #define
> > MLX5_MTR_POLICY_MATCHER_PRIO 0
> > +/* Green & yellow color valid for now. */ #define
> > +MLX5_MTR_POLICY_MODE_ALL 0
> > /* Default policy. */
> > #define MLX5_MTR_POLICY_MODE_DEF 1
> > /* Only green color valid. */
> > diff --git a/drivers/net/mlx5/mlx5_flow_dv.c
> > b/drivers/net/mlx5/mlx5_flow_dv.c index 8962d26c75..e516c11d9a
> > 100644
> > --- a/drivers/net/mlx5/mlx5_flow_dv.c
> > +++ b/drivers/net/mlx5/mlx5_flow_dv.c
> > @@ -17617,6 +17617,8 @@ flow_dv_validate_mtr_policy_acts(struct
> > rte_eth_dev *dev,
> > *policy_mode = MLX5_MTR_POLICY_MODE_OG;
> > } else if (def_green && !def_yellow) {
> > *policy_mode = MLX5_MTR_POLICY_MODE_OY;
> > + } else {
> > + *policy_mode = MLX5_MTR_POLICY_MODE_ALL;
> > }
> > /* Set to empty string in case of NULL pointer access by user.
> > */
> > flow_err.message = "";
> > --
> > 2.27.0
>
> Reviewed-by: Bing Zhao <bingz@nvidia.com>
>
> BR. Bing
next prev parent reply other threads:[~2021-11-02 8:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-02 7:22 Rongwei Liu
2021-11-02 8:20 ` Bing Zhao
2021-11-02 8:24 ` Rongwei Liu [this message]
2021-11-02 8:25 ` Bing Zhao
2021-11-09 13:38 ` Raslan Darawsheh
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