Re: [PATCH v6] kernel: add kcov code coverage

From	Andrey Ryabinin <ryabinin.a.a@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v6] kernel: add kcov code coverage
Date	2016-02-04 16:20 +0100
Message-ID	<qYtRo-3EV-19@gated-at.bofh.it> (permalink)
References	<qUP46-4jX-13@gated-at.bofh.it> <qXLGI-5wZ-55@gated-at.bofh.it> <qYtHH-3B3-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

2016-02-04 18:07 GMT+03:00 Dmitry Vyukov <dvyukov@google.com>:
> On Tue, Feb 2, 2016 at 5:02 PM, Andrey Ryabinin <ryabinin.a.a@gmail.com> wrote:
>> 2016-01-25 16:00 GMT+03:00 Dmitry Vyukov <dvyukov@google.com>:
>>
>>> diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
>>> index ecb9e75..cde6bd1 100644
>>> --- a/lib/Kconfig.debug
>>> +++ b/lib/Kconfig.debug
>>> @@ -678,6 +678,26 @@ config DEBUG_STACKOVERFLOW
>>>
>>>           If in doubt, say "N".
>>>
>>> +config ARCH_HAS_KCOV
>>> +       bool
>>> +       help
>>> +         KCOV does not have any arch-specific code, but currently it is enabled
>>> +         only for x86_64. KCOV requires testing on other archs, and most likely
>>> +         disabling of instrumentation for some early boot code.
>>> +
>>> +config KCOV
>>> +       bool "Code coverage for fuzzing"
>>> +       depends on ARCH_HAS_KCOV
>>
>> I think we should select DEBUG_FS here, since this useless without it.
>
> Done in v7
>
>> Also you placed this into 'Memory Debugging' submenu which seems wrong.
>
> Any better suggestions?
>

Just 'Kernel hacking'

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

Re: [PATCH v6] kernel: add kcov code coverage Andrey Ryabinin <ryabinin.a.a@gmail.com> - 2016-02-02 17:10 +0100
  Re: [PATCH v6] kernel: add kcov code coverage Dmitry Vyukov <dvyukov@google.com> - 2016-02-04 16:10 +0100
    Re: [PATCH v6] kernel: add kcov code coverage Andrey Ryabinin <ryabinin.a.a@gmail.com> - 2016-02-04 16:20 +0100

csiph-web