DPDK patches and discussions
 help / color / mirror / Atom feed
From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Lijun Ou <oulijun@huawei.com>
Cc: dev@dpdk.org, linuxarm@huawei.com
Subject: Re: [dpdk-dev] [PATCH v2 5/5] net/hns3: fix queue enabling status not store after FLR
Date: Fri, 6 Nov 2020 16:57:26 +0000
Message-ID: <612a397c-47e8-257c-4019-fc101da89472@intel.com> (raw)
In-Reply-To: <1604634716-43484-6-git-send-email-oulijun@huawei.com>

On 11/6/2020 3:51 AM, Lijun Ou wrote:
> From: Chengchang Tang <tangchengchang@huawei.com>
> 
> The FLR will resets the queue enabling status. In the
> current code, the queue enabling status is not restored
> after the reset. Therefore, if upper layer users have
> called queue start/stop function before the reset, the
> behavior after the reset is not as expected.
> 
> This patch fix it by add a queue enabling status restore
> function to the reset handler.
> 

Can you please re-work above description, it looks like it can be improved.


> Fixes: fa29fe45a7b4 ("net/hns3: support queue start and stop")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
> Signed-off-by: Lijun Ou <oulijun@huawei.com>
> ---
>   drivers/net/hns3/hns3_ethdev.c    |  5 +++++
>   drivers/net/hns3/hns3_ethdev_vf.c |  5 +++++
>   drivers/net/hns3/hns3_rxtx.c      | 20 ++++++++++++++++++++
>   drivers/net/hns3/hns3_rxtx.h      |  1 +
>   4 files changed, 31 insertions(+)
> 
> diff --git a/drivers/net/hns3/hns3_ethdev.c b/drivers/net/hns3/hns3_ethdev.c
> index b27cf67..e177549 100644
> --- a/drivers/net/hns3/hns3_ethdev.c
> +++ b/drivers/net/hns3/hns3_ethdev.c
> @@ -5567,6 +5567,11 @@ hns3_start_service(struct hns3_adapter *hns)
>   		/* Enable interrupt of all rx queues before enabling queues */
>   		hns3_dev_all_rx_queue_intr_enable(hw, true);
>   		/*
> +		 * Enable state of each rxq and txq will be recovered after
> +		 * reset, so we need restore them before enable all tqps;
> +		 */

Same with the comments (this + below one) please. Also instead of "enable state" 
or "enabling status", does it make sense to just say 'state'?


  reply	other threads:[~2020-11-06 16:57 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-05 14:23 [dpdk-dev] [PATCH 0/5] bugfix and cleanups for hns3 Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 1/5] net/hns3: use correct logging format symbol Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 2/5] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 3/5] net/hns3: adjust some code style Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 4/5] net/hns3: check PCI config space writes Lijun Ou
2020-11-05 14:23 ` [dpdk-dev] [PATCH 5/5] net/hns3: fix queue enabling status not store after FLR Lijun Ou
2020-11-06  3:51 ` [dpdk-dev] [PATCH v2 0/5] bugfix and cleanups for hns3 Lijun Ou
2020-11-06  3:51   ` [dpdk-dev] [PATCH v2 1/5] net/hns3: use correct logging format symbol Lijun Ou
2020-11-06  3:51   ` [dpdk-dev] [PATCH v2 2/5] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-06 16:38     ` Ferruh Yigit
2020-11-09  9:21       ` oulijun
2020-11-09  9:28       ` oulijun
2020-11-06  3:51   ` [dpdk-dev] [PATCH v2 3/5] net/hns3: adjust some code style Lijun Ou
2020-11-06 16:44     ` Ferruh Yigit
2020-11-09  9:32       ` oulijun
2020-11-09 10:51         ` Ferruh Yigit
2020-11-06  3:51   ` [dpdk-dev] [PATCH v2 4/5] net/hns3: check PCI config space writes Lijun Ou
2020-11-06 16:45     ` Ferruh Yigit
2020-11-09 13:44       ` oulijun
2020-11-06  3:51   ` [dpdk-dev] [PATCH v2 5/5] net/hns3: fix queue enabling status not store after FLR Lijun Ou
2020-11-06 16:57     ` Ferruh Yigit [this message]
2020-11-09 14:27       ` oulijun
2020-11-09 14:28   ` [dpdk-dev] [PATCH V3 0/6] bugfix and cleanups for hns3 Lijun Ou
2020-11-09 14:28     ` [dpdk-dev] [PATCH V3 1/6] net/hns3: use correct logging format symbol Lijun Ou
2020-11-09 14:28     ` [dpdk-dev] [PATCH V3 2/6] net/hns3: use unsigned types for bit operator Lijun Ou
2020-11-09 14:28     ` [dpdk-dev] [PATCH V3 3/6] net/hns3: adjust code style for initial struct Lijun Ou
2020-11-09 14:29     ` [dpdk-dev] [PATCH V3 4/6] net/hns3: check PCI config space writes Lijun Ou
2020-11-09 14:29     ` [dpdk-dev] [PATCH V3 5/6] net/hns3: fix queue enabling state not store after FLR Lijun Ou
2020-11-09 14:29     ` [dpdk-dev] [PATCH V3 6/6] net/hns3: remove some unnecessary blank lines Lijun Ou
2020-11-10 10:17     ` [dpdk-dev] [PATCH V3 0/6] bugfix and cleanups for hns3 Ferruh Yigit

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=612a397c-47e8-257c-4019-fc101da89472@intel.com \
    --to=ferruh.yigit@intel.com \
    --cc=dev@dpdk.org \
    --cc=linuxarm@huawei.com \
    --cc=oulijun@huawei.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

DPDK patches and discussions

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/dev/0 dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dev dev/ https://inbox.dpdk.org/dev \
		dev@dpdk.org
	public-inbox-index dev

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.dev


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git