From: Lee Jones <lee.jones@linaro.org>
To: 冯锐 <rui_feng@realsil.com.cn>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Arnd Bergmann <arnd@arndb.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: Questions about drivers/mfd/mfd-core.c
Date: Tue, 22 Sep 2020 10:03:57 +0100 [thread overview]
Message-ID: <20200922090357.GH4678@dell> (raw)
In-Reply-To: <989ff36ebc5746d69528ce05b660c777@realsil.com.cn>
On Mon, 21 Sep 2020, 冯锐 wrote:
> Hi Jones,
>
> I have a question about drivers/mfd/mfd-core.c and need your help.
> The driver in drivers/misc/cardreader/rtsx_pcr.c call 'mfd_add_devices' and 'mfd_remove_devices' in probe and remove functions
> Before Linus 5.9-rc1, the two functions can run properly, but in Linus 5.9-rc1 when I unplug the cardreader 'mfd_remove_devices' will lead to a kernel bug like below:
The problem should be fixed in Mainline.
Please upgrade your kernel to the latest -rc.
--
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
Follow Linaro: Facebook | Twitter | Blog
prev parent reply other threads:[~2020-09-22 9:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-21 7:34 Questions about drivers/mfd/mfd-core.c 冯锐
2020-09-22 9:03 ` Lee Jones [this message]
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