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SubjectRe: [PATCH v4 0/3] uio: fix potential crash bug
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On 2018/7/13 4:34, Hamish Martin wrote:
> Hi Xiubo,
>
> Tested-by: Hamish Martin <hamish.martin@alliedtelesis.co.nz>
>
> I see these were already merged into Linus' tree but I wanted to let you
> know that I tested v4.18-rc4 (which contains these three patches) and
> the issue which led to my original series is still fixed and this patch
> series of yours has caused no regression in our scenario. This was
> tested on PPC 64 bit system (NXP T2081).
Hi Hamish,

Cool and thanks very much for your testing about this.

BRs
Xiubo


> Thanks for resolving that.
>
> Regards,
> Hamish M.
>
> On 07/07/2018 02:05 PM, xiubli@redhat.com wrote:
>> From: Xiubo Li <xiubli@redhat.com>
>>
>> V2:
>> - resend it with some small fix
>>
>> V3:
>> - switch to use request_threaded_irq
>>
>> V4:
>> - remove useless checking code, Thanks Mike.
>> - Thanks very much for the review from Hamish and Mike.
>>
>>
>> Xiubo Li (3):
>> uio: use request_threaded_irq instead
>> uio: change to use the mutex lock instead of the spin lock
>> uio: fix crash after the device is unregistered
>>
>> drivers/uio/uio.c | 139 +++++++++++++++++++++++++++++++++------------
>> include/linux/uio_driver.h | 2 +-
>> 2 files changed, 104 insertions(+), 37 deletions(-)
>>

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