linux-kernel - RE: [PATCH 1/3] dmaengine: idxd: Let probe fail when workqueue cannot be enabled

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Message-ID: <IA1PR11MB6097684DF4AD6F96D95EE1E29B179@IA1PR11MB6097.namprd11.prod.outlook.com>
Date:   Fri, 2 Dec 2022 18:52:03 +0000
From:   "Yu, Fenghua" <fenghua.yu@...el.com>
To:     "Chatre, Reinette" <reinette.chatre@...el.com>,
        "Jiang, Dave" <dave.jiang@...el.com>,
        "vkoul@...nel.org" <vkoul@...nel.org>,
        "dmaengine@...r.kernel.org" <dmaengine@...r.kernel.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 1/3] dmaengine: idxd: Let probe fail when workqueue cannot
 be enabled

> The workqueue is enabled when the appropriate driver is loaded and disabled
> when the driver is removed. When the driver is removed it assumes that the
> workqueue was enabled successfully and proceeds to free allocations made
> during workqueue enabling.
...
> Fixes: 1f2bb40337f0 ("dmaengine: idxd: move wq_enable() to device.c")
> Signed-off-by: Reinette Chatre <reinette.chatre@...el.com>

Reviewed-by: Fenghua Yu <fenghua.yu@...el.com>

Thanks.

-Fenghua