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SubjectRe: [PATCH] kernel/signal: Signal-based pre-coredump notification
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Hi, Greg:

On 10/15/18 11:43 AM, Greg Kroah-Hartman wrote:
> On Mon, Oct 15, 2018 at 11:16:36AM -0700, Enke Chen wrote:
>> Hi, Greg:
>>
>>> Shouldn't there also be a manpage update, and a kselftest added for this
>>> new user/kernel api that is being created?
>>>
>>
>> I will submit a patch for manpage update once the code is accepted.
>
> Writing a manpage update is key to see if what you are describing
> actually matches the code you have submitted. You should do both at the
> same time so that they can be reviewed together.

Ok, will do at the same time. But should I submit it as a separate patch?

>
>> Regarding the kselftest, I am not sure. Once the prctl() is limited to
>> self (which I will do), the logic would be pretty straightforward. Not
>> sure if the selftest would add much value.
>
> If you do not have a test for this feature, how do you know it even
> works at all? How will you know if it breaks in a future kernel
> release? Have you tested this? If so, how?

I have the test code. I am just not sure whether I should submit and check
it in to the kselftest?

Thanks. -- Enke

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