Re: [PATCH 0/4] selftests, sysctl, lib: Fix prime_numbers and sysctl test to run

From: Masami Hiramatsu
Date: Fri May 29 2020 - 10:39:49 EST


On Fri, 29 May 2020 08:14:39 -0600
Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx> wrote:

> On 5/28/20 8:51 AM, Masami Hiramatsu wrote:
> > Hi,
> >
> > Recently, I found some tests were always skipped.
> > Here is a series of patches to fix those issues.
> >
> > The prime_numbers test is skipped in some cases because
> > prime_numbers.ko is not always compiled.
> > Since the CONFIG_PRIME_NUMBERS is not independently
> > configurable item (it has no title and help), it is enabled
> > only if other configs (DRM_DEBUG_SELFTEST etc.) select it.
> >
> > To fix this issue, I added a title and help for
> > CONFIG_PRIME_NUMBERS.
> >
> > The sysctl test is skipped because
> > - selftests/sysctl/config requires CONFIG_TEST_SYSCTL=y. But
> > since lib/test_sysctl.c doesn't use module_init(), the
> > test_syscall is not listed under /sys/module/ and the
> > test script gives up.
> > - Even if we make CONFIG_TEST_SYSCTL=m, the test script checks
> > /sys/modules/test_sysctl before loading module and gives up.
> > - Ayway, since the test module introduces useless sysctl
> > interface to the kernel, it would better be a module.
> >
> > This series includes fixes for above 3 points.
> > - Fix lib/test_sysctl.c to use module_init()
> > - Fix tools/testing/selftests/sysctl/sysctl.sh to try to load
> > test module if it is not loaded (nor embedded).
> > - Fix tools/testing/selftests/sysctl/config to require
> > CONFIG_TEST_SYSCTL=m, not y.
> >
> > Thank you,
> >
> > ---
> >
> > Masami Hiramatsu (4):
> > lib: Make prime number generator independently selectable
> > lib: Make test_sysctl initialized as module
> > selftests/sysctl: Fix to load test_sysctl module
> > selftests/sysctl: Make sysctl test driver as a module
> >
> >
> > lib/math/Kconfig | 7 ++++++-
> > lib/test_sysctl.c | 2 +-
> > tools/testing/selftests/sysctl/config | 2 +-
> > tools/testing/selftests/sysctl/sysctl.sh | 13 ++-----------
> > 4 files changed, 10 insertions(+), 14 deletions(-)
> >
> > --
> > Masami Hiramatsu (Linaro) <mhiramat@xxxxxxxxxx>
> >
>
> Thanks Masami. I see Kees reviewing patches. I will wait for Luis to
> weigh in on patch 2 before pulling this series in.

OK, Thanks Shuah!


--
Masami Hiramatsu <mhiramat@xxxxxxxxxx>