Re: [PATCH v8 2/5] KUnit: KASAN Integration

From: Brendan Higgins
Date: Tue Jun 09 2020 - 15:21:43 EST


On Fri, Jun 5, 2020 at 9:03 PM David Gow <davidgow@xxxxxxxxxx> wrote:
>
> From: Patricia Alfonso <trishalfonso@xxxxxxxxxx>
>
> Integrate KASAN into KUnit testing framework.
> - Fail tests when KASAN reports an error that is not expected
> - Use KUNIT_EXPECT_KASAN_FAIL to expect a KASAN error in KASAN
> tests
> - Expected KASAN reports pass tests and are still printed when run
> without kunit_tool (kunit_tool still bypasses the report due to the
> test passing)
> - KUnit struct in current task used to keep track of the current
> test from KASAN code
>
> This patch makes use of "kunit: generalize kunit_resource API beyond
> allocated resources" and "kunit: add support for named resources" from
> Alan Maguire [1]
> - A named resource is added to a test when a KASAN report is
> expected
> - This resource contains a struct for kasan_data containing
> booleans representing if a KASAN report is expected and if a KASAN
> report is found
>
> [1] https://lore.kernel.org/linux-kselftest/CAFd5g46Uu_5TG89uOm0Dj5CMq+11cwjBnsd-k_CVy6bQUeU4Jw@xxxxxxxxxxxxxx/T/#t
>
> Signed-off-by: Patricia Alfonso <trishalfonso@xxxxxxxxxx>
> Signed-off-by: David Gow <davidgow@xxxxxxxxxx>
> Reviewed-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
> Reviewed-by: Andrey Konovalov <andreyknvl@xxxxxxxxxx>

Acked-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx>