Re: [PATCH v7 8/9] selftests/pidfd: add PIDFD_INFO_COREDUMP infrastructure

Alexander Mikhalitsyn
2025-05-15T14:36:07Z

Am Do., 15. Mai 2025 um 00:04 Uhr schrieb Christian Brauner
<brauner@kernel.org>:
>
> Add PIDFD_INFO_COREDUMP infrastructure so we can use it in tests.
>
> Signed-off-by: Christian Brauner <brauner@kernel.org>

Reviewed-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@canonical.com>

> ---
> tools/testing/selftests/pidfd/pidfd.h | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
> diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h
> index 55bcf81a2b9a..887c74007086 100644
> --- a/tools/testing/selftests/pidfd/pidfd.h
> +++ b/tools/testing/selftests/pidfd/pidfd.h
> @@ -131,6 +131,26 @@
> #define PIDFD_INFO_EXIT (1UL << 3) /* Always returned if available, even if not requested */
> #endif
>
> +#ifndef PIDFD_INFO_COREDUMP
> +#define PIDFD_INFO_COREDUMP (1UL << 4)
> +#endif
> +
> +#ifndef PIDFD_COREDUMPED
> +#define PIDFD_COREDUMPED (1U << 0) /* Did crash and... */
> +#endif
> +
> +#ifndef PIDFD_COREDUMP_SKIP
> +#define PIDFD_COREDUMP_SKIP (1U << 1) /* coredumping generation was skipped. */
> +#endif
> +
> +#ifndef PIDFD_COREDUMP_USER
> +#define PIDFD_COREDUMP_USER (1U << 2) /* coredump was done as the user. */
> +#endif
> +
> +#ifndef PIDFD_COREDUMP_ROOT
> +#define PIDFD_COREDUMP_ROOT (1U << 3) /* coredump was done as root. */
> +#endif
> +
> #ifndef PIDFD_THREAD
> #define PIDFD_THREAD O_EXCL
> #endif
> @@ -150,6 +170,9 @@ struct pidfd_info {
> __u32 fsuid;
> __u32 fsgid;
> __s32 exit_code;
> + __u32 coredump_mask;
> + __u32 __spare1;
> + __u64 coredump_cookie;
> };
>
> /*
>
> --
> 2.47.2
>