linux-kernel - Re: [PATCH] dmaengine: idxd: constify the struct device

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Message-ID: <07d32ed5-825c-cee2-7551-e8442177dfc1@intel.com>
Date: Mon, 19 Feb 2024 09:30:59 -0800
From: Fenghua Yu <fenghua.yu@...el.com>
To: "Ricardo B. Marliere" <ricardo@...liere.net>, Dave Jiang
	<dave.jiang@...el.com>, Vinod Koul <vkoul@...nel.org>
CC: <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>, "Greg
 Kroah-Hartman" <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] dmaengine: idxd: constify the struct device_type usage



On 2/19/24 03:46, Ricardo B. Marliere wrote:
> Since commit aed65af1cc2f ("drivers: make device_type const"), the driver
> core can properly handle constant struct device_type. Move the
> dsa_device_type, iax_device_type, idxd_wq_device_type, idxd_cdev_file_type,
> idxd_cdev_device_type and idxd_group_device_type variables to be constant
> structures as well, placing it into read-only memory which can not be
> modified at runtime.
> 
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Signed-off-by: Ricardo B. Marliere <ricardo@...liere.net>

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

Thanks.

-Fenghua