Messages in this thread | | | Date | Thu, 4 Feb 2016 18:19:14 +0300 | Subject | Re: [PATCH v6] kernel: add kcov code coverage | From | Andrey Ryabinin <> |
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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'
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