[LTP] [PATCH 2/3] ioperm01: skip test if kernel is locked down

Cyril Hrubis
2020-07-21T15:26:49Z

Hi!
> ioperm is restricted under kernel lockdown.
>
> Signed-off-by: Erico Nunes <ernunes@redhat.com>
> ---
> testcases/kernel/syscalls/ioperm/ioperm01.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/testcases/kernel/syscalls/ioperm/ioperm01.c b/testcases/kernel/syscalls/ioperm/ioperm01.c
> index 4c5c0e6ea..d1d633b20 100644
> --- a/testcases/kernel/syscalls/ioperm/ioperm01.c
> +++ b/testcases/kernel/syscalls/ioperm/ioperm01.c
> @@ -42,6 +42,9 @@ static void verify_ioperm(void)
>
> static void setup(void)
> {
> + /* ioperm is restricted under kernel lockdown. */
> + tst_lockdown_skip();
> +
> /*
> * The value of IO_BITMAP_BITS (include/asm-i386/processor.h) changed
> * from kernel 2.6.8 to permit 16-bits ioperm

This looks good, however shouldn't we as well add a third ioperm test
that checks that the call fails for root when lockdown is enabled?

--
Cyril Hrubis
chrubis@suse.cz