Re: [PATCH testsuite v2] tests/io_uring/iouring.c: bump RLIMIT_MEMLOCK up to hard limit

On Wed, Aug 5, 2026 at 7:21 AM Ondrej Mosnacek <[email protected]> wrote:
>
> Test domains may get their soft resource limits lowered on transition
> due to the typically denied rlimitinh permission. However, the resulting
> RLIMIT_MEMLOCK limit may not be enough to run the io_uring test program
> in some cases (low init task's limit + large page size, for example).
> Ensure that io_uring tests can run successfully in such environments as
> well by bumping the soft limit to the hard limit (which should be
> sufficient everywhere) in iouring.c.
>
> The issue can be observed for example on CentOS Stream 9 on aarch64 or
> ppc64le.
>
> Fixes: 3b4e44eb3243 ("Add tests for io_uring")
> Signed-off-by: Ondrej Mosnacek <[email protected]>

Acked-by: Stephen Smalley <[email protected]>