linux-kernel - Re: [linus:master] [RDMA/iwcm] aee2424246: WARNING:at_kernel/workqueue.c:#check_flush

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Message-ID: <d698161b-f9f4-490b-98a5-b51d739d4136@acm.org>
Date: Fri, 16 Aug 2024 10:09:44 -0700
From: Bart Van Assche <bvanassche@....org>
To: Zhu Yanjun <yanjun.zhu@...ux.dev>,
 kernel test robot <oliver.sang@...el.com>
Cc: oe-lkp@...ts.linux.dev, lkp@...el.com, linux-kernel@...r.kernel.org,
 Leon Romanovsky <leon@...nel.org>,
 Shin'ichiro Kawasaki <shinichiro.kawasaki@....com>,
 linux-rdma@...r.kernel.org
Subject: Re: [linus:master] [RDMA/iwcm] aee2424246:
 WARNING:at_kernel/workqueue.c:#check_flush_dependency

On 8/15/24 10:27 PM, Zhu Yanjun wrote:
> diff --git a/drivers/infiniband/core/iwcm.c 
> b/drivers/infiniband/core/iwcm.c
> index 1a6339f3a63f..7e3a55349e10 100644
> --- a/drivers/infiniband/core/iwcm.c
> +++ b/drivers/infiniband/core/iwcm.c
> @@ -1182,7 +1182,7 @@ static int __init iw_cm_init(void)
>          if (ret)
>                  return ret;
> 
> -       iwcm_wq = alloc_ordered_workqueue("iw_cm_wq", 0);
> +       iwcm_wq = alloc_ordered_workqueue("iw_cm_wq", WQ_MEM_RECLAIM);
>          if (!iwcm_wq)
>                  goto err_alloc;

This change looks good go me. Do you plan to post this as a proper patch?

Thanks,

Bart.