linux-kernel - Re: [PATCH v3 0/3] uio: fix potential crash bug

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Message-ID: <060d9f68-6d73-a38a-98a5-b0670ee18907@redhat.com>
Date:   Fri, 6 Jul 2018 20:04:40 +0800
From:   Xiubo Li <xiubli@...hat.com>
To:     Hamish Martin <Hamish.Martin@...iedtelesis.co.nz>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Cc:     "jannh@...gle.com" <jannh@...gle.com>,
        "pkalever@...hat.com" <pkalever@...hat.com>,
        "pkarampu@...hat.com" <pkarampu@...hat.com>,
        "atumball@...hat.com" <atumball@...hat.com>,
        "sabose@...hat.com" <sabose@...hat.com>,
        "mchristi@...hat.com" <mchristi@...hat.com>
Subject: Re: [PATCH v3 0/3] uio: fix potential crash bug

On 2018/7/6 11:31, Hamish Martin wrote:
> Hi Xiubo,
>
> Thanks for your patch that addresses the regression found with my
> earlier commit.
>
> I will take your code and run it in our scenario that showed the bug
> that led to my commit. Unfortunately I won't be able to get that done
> until mid-next week. I intend to report back to you by July 13th.
Hi Hamish,

Thanks verrrry much for your quickly review and reply about this. Take 
your time :-)

BRs
Xiubo


> Thanks,
> Hamish M
>
> On 07/06/2018 02:57 PM, xiubli@...hat.com wrote:
>> From: Xiubo Li <xiubli@...hat.com>
>>
>> The V2 patch set maybe not post successfully, so post it again
>> with one new updation.
>>
>> V2:
>> - resend it with some small fix
>>
>> V3:
>> - switch to use request_threaded_irq
>>
>>
>> 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          | 151 ++++++++++++++++++++++++++++++++++-----------
>>    include/linux/uio_driver.h |   2 +-
>>    2 files changed, 115 insertions(+), 38 deletions(-)
>>