From: Logan Gunthorpe <logang@deltatee.com>
To: jdmason@kudzu.us, dave.jiang@intel.com, allenbh@gmail.com,
ntb@lists.linux.dev, linux-kernel@vger.kernel.org,
fuyuanli0722@gmail.com
Subject: Re: [PATCH v2] ntb: Add mutex to make link_event_callback executed linearly.
Date: Mon, 25 Aug 2025 10:18:53 -0600 [thread overview]
Message-ID: <e039337b-0bf7-4238-aa5e-21100a2646ac@deltatee.com> (raw)
In-Reply-To: <aKwpnFtdtBlDv69O@didi-ThinkCentre-M930t-N000>
On 2025-08-25 03:15, fuyuanli wrote:
> Since the CPU selected by schedule_work is uncertain, multiple link_event
> callbacks may be executed at same time. For example, after peer's link is
> up, it is down quickly before local link_work completed. If link_cleanup
> is added to the workqueue of another CPU, then link_work and link_cleanup
> may be executed at the same time. So add a mutex to prevent them from being
> executed concurrently.
>
> Signed-off-by: fuyuanli <fuyuanli@didiglobal.com>
Looks good to me, thanks
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
next prev parent reply other threads:[~2025-08-25 17:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-25 9:15 fuyuanli
2025-08-25 15:06 ` Dave Jiang
2025-09-03 2:20 ` yuanli fu
2025-09-03 15:26 ` Dave Jiang
2025-08-25 16:18 ` Logan Gunthorpe [this message]
2025-09-30 6:50 ` yuanli fu
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