From: Raslan Darawsheh <rasland@mellanox.com>
To: Slava Ovsiienko <viacheslavo@mellanox.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: Matan Azrad <matan@mellanox.com>, Ori Kam <orika@mellanox.com>
Subject: Re: [dpdk-dev] [PATCH] net/mlx5: fix suffix flow creation in metadata split
Date: Wed, 13 Nov 2019 09:50:59 +0000 [thread overview]
Message-ID: <DB3PR0502MB39645BA7D30FBB5982039E60C2760@DB3PR0502MB3964.eurprd05.prod.outlook.com> (raw)
In-Reply-To: <1573633665-10519-1-git-send-email-viacheslavo@mellanox.com>
Hi,
> -----Original Message-----
> From: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
> Sent: Wednesday, November 13, 2019 10:28 AM
> To: dev@dpdk.org
> Cc: Matan Azrad <matan@mellanox.com>; Raslan Darawsheh
> <rasland@mellanox.com>; Ori Kam <orika@mellanox.com>
> Subject: [PATCH] net/mlx5: fix suffix flow creation in metadata split
>
> The variable cleanup was erroneously done before pointer usage.
> The cleanup is moved to appropriate place, comment is clarified.
>
> Fixes: 8d72fa668964 ("net/mlx5: share tag between meter and metadata")
>
> Reported-by: Eli Britstein <elibr@mellanox.com>
> Signed-off-by: Viacheslav Ovsiienko <viacheslavo@mellanox.com>
> ---
> drivers/net/mlx5/mlx5_flow.c | 13 ++++++++-----
> 1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index 14a89e2..d677de8 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -3862,16 +3862,18 @@ uint32_t mlx5_flow_adjust_priority(struct
> rte_eth_dev *dev, int32_t priority,
> },
> };
> uint64_t hash_fields = dev_flow->hash_fields;
> - dev_flow = NULL;
> +
> /*
> - * Configure the tag action only if we are not the meter sub
> - * flow. Since tag is already marked in the meter suffix sub
> - * flow.
> + * Configure the tag item only if there is no meter subflow.
> + * Since tag is already marked in the meter suffix subflow
> + * we can just use the meter suffix items as is.
> */
> if (qrss_id) {
> + /* Not meter subflow. */
> + assert(!mtr_sfx);
> /*
> * Put unique id in prefix flow due to it is destroyed
> - * after prefix flow and id will be freed after there
> + * after suffix flow and id will be freed after there
> * is no actual flows with this id and identifier
> * reallocation becomes possible (for example, for
> * other flows in other threads).
> @@ -3884,6 +3886,7 @@ uint32_t mlx5_flow_adjust_priority(struct
> rte_eth_dev *dev, int32_t priority,
> goto exit;
> q_tag_spec.id = ret;
> }
> + dev_flow = NULL;
> /* Add suffix subflow to execute Q/RSS. */
> ret = flow_create_split_inner(dev, flow, &dev_flow,
> &q_attr, mtr_sfx ? items :
> --
> 1.8.3.1
Patch applied to next-net-mlx,
Kindest regards,
Raslan Darawsheh
prev parent reply other threads:[~2019-11-13 9:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-13 8:27 Viacheslav Ovsiienko
2019-11-13 8:52 ` Matan Azrad
2019-11-13 9:50 ` Raslan Darawsheh [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=DB3PR0502MB39645BA7D30FBB5982039E60C2760@DB3PR0502MB3964.eurprd05.prod.outlook.com \
--to=rasland@mellanox.com \
--cc=dev@dpdk.org \
--cc=matan@mellanox.com \
--cc=orika@mellanox.com \
--cc=viacheslavo@mellanox.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).