From: "Xing, Beilei" <beilei.xing@intel.com>
To: "Wu, Jingjing" <jingjing.wu@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH] net/iavf: fix vector mapping with queue
Date: Thu, 28 Jan 2021 03:32:18 +0000 [thread overview]
Message-ID: <MN2PR11MB380777EF41FF2710C35885C9F7BA9@MN2PR11MB3807.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20210128023724.39057-1-jingjing.wu@intel.com>
> -----Original Message-----
> From: Wu, Jingjing <jingjing.wu@intel.com>
> Sent: Thursday, January 28, 2021 10:37 AM
> To: dev@dpdk.org
> Cc: Wu, Jingjing <jingjing.wu@intel.com>; Xing, Beilei <beilei.xing@intel.com>;
> stable@dpdk.org
> Subject: [PATCH] net/iavf: fix vector mapping with queue
>
> Fix the vector mapping with queue by changing the recircle when exceeds
> RX_VEC_START + nb_msix;
>
> Fixes: d6bde6b5eae9 ("net/avf: enable Rx interrupt")
>
> Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
> ---
> drivers/net/iavf/iavf_ethdev.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
> index cf6ea0b15..eb800771d 100644
> --- a/drivers/net/iavf/iavf_ethdev.c
> +++ b/drivers/net/iavf/iavf_ethdev.c
> @@ -612,7 +612,7 @@ static int iavf_config_rx_queues_irqs(struct
> rte_eth_dev *dev,
> /* If Rx interrupt is reuquired, and we can use
> * multi interrupts, then the vec is from 1
> */
> - vf->nb_msix = RTE_MIN(vf->vf_res->max_vectors,
> + vf->nb_msix = RTE_MIN(vf->vf_res->max_vectors - 1,
> intr_handle->nb_efd);
> vf->msix_base = IAVF_RX_VEC_START;
> vec = IAVF_RX_VEC_START;
> @@ -620,7 +620,7 @@ static int iavf_config_rx_queues_irqs(struct
> rte_eth_dev *dev,
> qv_map[i].queue_id = i;
> qv_map[i].vector_id = vec;
> intr_handle->intr_vec[i] = vec++;
> - if (vec >= vf->nb_msix)
> + if (vec >= vf->nb_msix + IAVF_RX_VEC_START)
> vec = IAVF_RX_VEC_START;
> }
> vf->qv_map = qv_map;
> --
> 2.21.1
Acked-by: Beilei Xing <beilei.xing@intel.com>
next prev parent reply other threads:[~2021-01-28 3:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-28 2:37 Jingjing Wu
2021-01-28 3:32 ` Xing, Beilei [this message]
2021-01-28 14:07 ` Zhang, Qi Z
2021-01-28 15:00 ` [dpdk-stable] [PATCH v2] " Jingjing Wu
2021-01-29 2:24 ` [dpdk-stable] [dpdk-dev] " Zhang, Qi Z
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=MN2PR11MB380777EF41FF2710C35885C9F7BA9@MN2PR11MB3807.namprd11.prod.outlook.com \
--to=beilei.xing@intel.com \
--cc=dev@dpdk.org \
--cc=jingjing.wu@intel.com \
--cc=stable@dpdk.org \
/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).