From: patchwork-bot+netdevbpf@kernel.org
To: Anand Khoje <anand.a.khoje@oracle.com>
Cc: linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, saeedm@mellanox.com, leon@kernel.org,
tariqt@nvidia.com, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, davem@davemloft.net,
rama.nichanamatlu@oracle.com, manjunath.b.patil@oracle.com
Subject: Re: [PATCH net-next v7] net/mlx5: Reclaim max 50K pages at once
Date: Thu, 01 Aug 2024 16:10:33 +0000 [thread overview]
Message-ID: <172252863376.25785.1041968269400834638.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20240730073634.114407-1-anand.a.khoje@oracle.com>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Tue, 30 Jul 2024 13:06:33 +0530 you wrote:
> In non FLR context, at times CX-5 requests release of ~8 million FW pages.
> This needs humongous number of cmd mailboxes, which to be released once
> the pages are reclaimed. Release of humongous number of cmd mailboxes is
> consuming cpu time running into many seconds. Which with non preemptible
> kernels is leading to critical process starving on that cpu’s RQ.
> On top of it, the FW does not use all the mailbox messages as it has a
> limit of releasing 50K pages at once per MLX5_CMD_OP_MANAGE_PAGES +
> MLX5_PAGES_TAKE device command. Hence, the allocation of these many
> mailboxes is extra and adds unnecessary overhead.
> To alleviate this, this change restricts the total number of pages
> a worker will try to reclaim to maximum 50K pages in one go.
>
> [...]
Here is the summary with links:
- [net-next,v7] net/mlx5: Reclaim max 50K pages at once
https://git.kernel.org/netdev/net-next/c/501c3005f031
You are awesome, thank you!
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next prev parent reply other threads:[~2024-08-01 16:10 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-30 7:36 [PATCH net-next v7] net/mlx5: Reclaim max 50K pages at once Anand Khoje
2024-08-01 16:10 ` patchwork-bot+netdevbpf [this message]
-- strict thread matches above, loose matches on Subject: below --
2024-07-22 13:46 Anand Khoje
2024-07-23 11:03 ` Paolo Abeni
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