From: Leon Romanovsky <leon@kernel.org>
To: jgg@ziepe.ca, Saravanan Vajravel <saravanan.vajravel@broadcom.com>
Cc: linux-rdma@vger.kernel.org
Subject: Re: [PATCH for-rc] rdma-core/mad: Improve handling of timed out WRs of mad agent
Date: Thu, 01 Aug 2024 13:07:07 +0300 [thread overview]
Message-ID: <172250682730.748167.2872481023674574020.b4-ty@kernel.org> (raw)
In-Reply-To: <20240722110325.195085-1-saravanan.vajravel@broadcom.com>
On Mon, 22 Jul 2024 16:33:25 +0530, Saravanan Vajravel wrote:
> Current timeout handler of mad agent aquires/releases mad_agent_priv
> lock for every timed out WRs. This causes heavy locking contention
> when higher no. of WRs are to be handled inside timeout handler.
>
> This leads to softlockup with below trace in some use cases where
> rdma-cm path is used to establish connection between peer nodes
>
> [...]
Applied, thanks!
[1/1] rdma-core/mad: Improve handling of timed out WRs of mad agent
https://git.kernel.org/rdma/rdma/c/b1a72f369973f5
Best regards,
--
Leon Romanovsky <leon@kernel.org>
prev parent reply other threads:[~2024-08-01 10:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-22 11:03 [PATCH for-rc] rdma-core/mad: Improve handling of timed out WRs of mad agent Saravanan Vajravel
2024-07-28 7:38 ` Leon Romanovsky
2024-07-29 3:57 ` Saravanan Vajravel
2024-07-29 6:10 ` Leon Romanovsky
2024-07-29 6:38 ` Saravanan Vajravel
2024-07-29 6:57 ` Leon Romanovsky
2024-07-29 7:15 ` Saravanan Vajravel
2024-08-01 10:07 ` Leon Romanovsky [this message]
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