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From: "Minggang(Gavin) Li" <gavinl@nvidia.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: viacheslavo@nvidia.com, matan@nvidia.com, orika@nvidia.com,
	thomas@monjalon.net, Dariusz Sosnowski <dsosnowski@nvidia.com>,
	Bing Zhao <bingz@nvidia.com>, Suanming Mou <suanmingm@nvidia.com>,
	dev@dpdk.org, rasland@nvidia.com
Subject: Re: [PATCH V3 7/7] mlx5: add backward compatibility for RDMA monitor
Date: Wed, 30 Oct 2024 16:25:46 +0800	[thread overview]
Message-ID: <88012c32-57cc-442e-96b5-fcbf304383b2@nvidia.com> (raw)
In-Reply-To: <20241029092609.6052056f@hermes.local>


On 10/30/2024 12:26 AM, Stephen Hemminger wrote:
> On Tue, 29 Oct 2024 15:42:56 +0200
> "Minggang Li(Gavin)" <gavinl@nvidia.com> wrote:
>
>>   
>> +* **Updated NVIDIA mlx5 driver.**
>> +
>> +  Optimized port probe in large scale.
>> +  This feature enhances the efficiency of probing VF/SFs on a large scale
>> +  by significantly reducing the probing time. To activate this feature,
>> +  set ``probe_opt_en`` to a non-zero value during device probing. It
>> +  leverages a capability from the RDMA driver, expected to be released in
>> +  the upcoming kernel version 6.13 or its equivalent in OFED 24.10,
>> +  specifically the RDMA monitor. For additional details on the limitations
>> +  of devargs, refer to "doc/guides/nics/mlx5.rst".
>> +
>> +  If there are lots of VFs/SFs to be probed by the application, eg, 300
>> +  VFs/SFs, the option should be enabled to save probing time.
> IMHO the kernel parts have to be available in a released kernel version.
> Otherwise the kernel API/ABI is not stable and there is a possibility of user confusion.
>
> This needs to stay in "awaiting upstream" state until kernel is released
Sorry, it's a typo. The dependent kernel is 6.12 which is in RC. Do you 
think we should wait for it to be released to push the patch to DPDK 
upstream?

      reply	other threads:[~2024-10-30  8:26 UTC|newest]

Thread overview: 41+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-16  8:38 [PATCH V1 0/7] port probe time optimization Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 1/7] mailmap: update user name Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 2/7] net/mlx5: optimize device probing Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 3/7] net/mlx5: add new devargs to control probe optimization Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 4/7] common/mlx5: fix Netlink socket leak Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 5/7] common/mlx5: add RDMA monitor event awareness Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 6/7] mlx5: use RDMA Netlink to update port information Minggang Li(Gavin)
2024-10-16  8:38 ` [PATCH V1 7/7] mlx5: add backward compatibility for RDMA monitor Minggang Li(Gavin)
2024-10-28  9:18   ` [PATCH V2 0/7] port probe time optimization Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 1/7] mailmap: update user name Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 2/7] net/mlx5: optimize device probing Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 3/7] net/mlx5: add new devargs to control probe optimization Minggang Li(Gavin)
2024-10-28 15:47       ` Stephen Hemminger
2024-10-29  8:27         ` Minggang(Gavin) Li
2024-10-29 16:07           ` Stephen Hemminger
2024-10-30  8:16             ` Slava Ovsiienko
2024-10-28  9:18     ` [PATCH V2 4/7] common/mlx5: fix Netlink socket leak Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 5/7] common/mlx5: add RDMA monitor event awareness Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 6/7] mlx5: use RDMA Netlink to update port information Minggang Li(Gavin)
2024-10-28  9:18     ` [PATCH V2 7/7] mlx5: add backward compatibility for RDMA monitor Minggang Li(Gavin)
2024-10-28 15:49       ` Stephen Hemminger
2024-10-29  8:31         ` Minggang(Gavin) Li
2024-10-29 13:42       ` [PATCH V3 0/7] port probe time optimization Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 1/7] mailmap: update user name Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 2/7] net/mlx5: optimize device probing Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 3/7] net/mlx5: add new devargs to control probe optimization Minggang Li(Gavin)
2024-10-29 16:20           ` Stephen Hemminger
2024-10-29 13:42         ` [PATCH V3 4/7] common/mlx5: fix Netlink socket leak Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 5/7] common/mlx5: add RDMA monitor event awareness Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 6/7] mlx5: use RDMA Netlink to update port information Minggang Li(Gavin)
2024-10-29 13:42         ` [PATCH V3 7/7] mlx5: add backward compatibility for RDMA monitor Minggang Li(Gavin)
2024-10-29 14:31           ` [PATCH V3 0/7] port probe time optimization Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 1/7] mailmap: update user name Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 2/7] net/mlx5: optimize device probing Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 3/7] net/mlx5: add new devargs to control probe optimization Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 4/7] common/mlx5: fix Netlink socket leak Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 5/7] common/mlx5: add RDMA monitor event awareness Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 6/7] mlx5: use RDMA Netlink to update port information Minggang Li(Gavin)
2024-10-29 14:31             ` [PATCH V3 7/7] mlx5: add backward compatibility for RDMA monitor Minggang Li(Gavin)
2024-10-29 16:26           ` Stephen Hemminger
2024-10-30  8:25             ` Minggang(Gavin) Li [this message]

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