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From: Ferruh Yigit <ferruh.yigit@xilinx.com>
To: Dongdong Liu <liudongdong3@huawei.com>
Cc: <stable@dpdk.org>, Huisong Li <lihuisong@huawei.com>,
	"Min Hu (Connor)" <humin29@huawei.com>,
	Yisen Zhuang <yisen.zhuang@huawei.com>,
	Lijun Ou <oulijun@huawei.com>,
	Chengwen Feng <fengchengwen@huawei.com>, <dev@dpdk.org>
Subject: Re: [PATCH 1/2] net/hns3: fix fail to obtain VF LSC capability
Date: Fri, 24 Jun 2022 13:01:29 +0100	[thread overview]
Message-ID: <c9a5296e-087c-e4df-84c7-24b330504331@xilinx.com> (raw)
In-Reply-To: <20220611074227.30276-2-liudongdong3@huawei.com>

On 6/11/2022 8:42 AM, Dongdong Liu wrote:
> From: Huisong Li <lihuisong@huawei.com>
> 
> Currently, the VF LSC capability is obtained from PF driver in
> the interrupt mailbox interrupt thread, it is asynchronous.
> The VF driver waits for 500ms to get this capability in probe
> process.
> 
> The primary process will receive a message and do probe in the
> interrupt thread context when attach a device in the secondary
> process. At this case, VF driver never obtains this capability
> from PF.
> 
> The root cause is that 'vf->pf_push_lsc_cap' is not updated by
> the handling mailbox thread until finishing probe. The reason
> this update wouldn't be done is that the handling mailbox interrupt
> thread and the probe alarm thread are both in epool thread, and
> the probe alarm thread is before the mailbox interrupt thread.
> 
> Fixes: 9bc2289fe5ea ("net/hns3: refactor VF LSC event report")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Huisong Li <lihuisong@huawei.com>
> Signed-off-by: Dongdong Liu <liudongdong3@huawei.com>

Applied to dpdk-next-net/main, thanks.

  reply	other threads:[~2022-06-24 12:01 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-11  7:42 [PATCH 0/2] net/hns3: support backplane media type Dongdong Liu
2022-06-11  7:42 ` [PATCH 1/2] net/hns3: fix fail to obtain VF LSC capability Dongdong Liu
2022-06-24 12:01   ` Ferruh Yigit [this message]
2022-06-11  7:42 ` [PATCH 2/2] net/hns3: support backplane media type Dongdong Liu
2022-06-21 12:57   ` Ferruh Yigit
2022-06-22  2:45     ` Dongdong Liu
2022-06-22  3:09   ` [PATCH V2 " Dongdong Liu
2022-06-22 10:06     ` Ferruh Yigit
2022-06-22 10:29       ` Dongdong Liu
2022-06-22 10:59   ` [PATCH V3 " Dongdong Liu
2022-06-24 12:02     ` Ferruh Yigit

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