From: Leon Romanovsky <leon@kernel.org>
To: Maurizio Lombardi <mlombard@redhat.com>
Cc: jgg@ziepe.ca, linux-rdma@vger.kernel.org,
linux-nvme@lists.infradead.org, parav@mellanox.com
Subject: Re: [PATCH] Revert "IB/core: Fix use workqueue without WQ_MEM_RECLAIM"
Date: Tue, 23 May 2023 21:28:15 +0300 [thread overview]
Message-ID: <20230523182815.GA2384059@unreal> (raw)
In-Reply-To: <20230523155408.48594-1-mlombard@redhat.com>
On Tue, May 23, 2023 at 05:54:08PM +0200, Maurizio Lombardi wrote:
> when nvme_rdma_reconnect_ctrl_work() fails, it flushes
> the ib_addr:process_one_req() work but the latter is enqueued
> on addr_wq which has been marked as "!WQ_MEM_RECLAIM".
>
> workqueue: WQ_MEM_RECLAIM nvme-wq:nvme_rdma_reconnect_ctrl_work
> [nvme_rdma] is flushing !WQ_MEM_RECLAIM ib_addr:process_one_req [ib_core]
And why does nvme-wq need WQ_MEM_RECLAIM flag? I wonder if it is really
needed.
Thanks
next prev parent reply other threads:[~2023-05-23 18:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-23 15:54 [PATCH] Revert "IB/core: Fix use workqueue without WQ_MEM_RECLAIM" Maurizio Lombardi
2023-05-23 18:28 ` Leon Romanovsky [this message]
2023-05-29 15:12 ` Maurizio Lombardi
[not found] ` <ZHebeWlpn68Xa1Hd@ziepe.ca>
2023-06-05 23:01 ` Sagi Grimberg
2023-06-06 17:45 ` Jason Gunthorpe
2023-06-07 14:59 ` Sagi Grimberg
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