[PATCH v2 2/4] selftests: clone3: remove duplicate defines

From: Muhammad Usama Anjum
Date: Fri Oct 06 2023 - 06:08:11 EST


Remove duplicate defines which are already included in kernel headers.
MAX_PID_NS_LEVEL macro is used inside kernel only. It isn't exposed to
userspace. So it is never defined in test application. Remove #ifndef in
this case.

Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
---
Changes since v1:
- Make patch explanation better
---
.../clone3/clone3_cap_checkpoint_restore.c | 2 --
.../testing/selftests/clone3/clone3_clear_sighand.c | 4 ----
tools/testing/selftests/clone3/clone3_selftests.h | 13 -------------
tools/testing/selftests/clone3/clone3_set_tid.c | 2 --
4 files changed, 21 deletions(-)

diff --git a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
index 52d3f0364bdaa..31b56d6256550 100644
--- a/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
+++ b/tools/testing/selftests/clone3/clone3_cap_checkpoint_restore.c
@@ -27,9 +27,7 @@
#include "../kselftest_harness.h"
#include "clone3_selftests.h"

-#ifndef MAX_PID_NS_LEVEL
#define MAX_PID_NS_LEVEL 32
-#endif

static void child_exit(int ret)
{
diff --git a/tools/testing/selftests/clone3/clone3_clear_sighand.c b/tools/testing/selftests/clone3/clone3_clear_sighand.c
index 47a8c0fc3676b..54a8b2445be99 100644
--- a/tools/testing/selftests/clone3/clone3_clear_sighand.c
+++ b/tools/testing/selftests/clone3/clone3_clear_sighand.c
@@ -16,10 +16,6 @@
#include "../kselftest.h"
#include "clone3_selftests.h"

-#ifndef CLONE_CLEAR_SIGHAND
-#define CLONE_CLEAR_SIGHAND 0x100000000ULL
-#endif
-
static void nop_handler(int signo)
{
}
diff --git a/tools/testing/selftests/clone3/clone3_selftests.h b/tools/testing/selftests/clone3/clone3_selftests.h
index e81ffaaee02ba..3d2663fe50ba5 100644
--- a/tools/testing/selftests/clone3/clone3_selftests.h
+++ b/tools/testing/selftests/clone3/clone3_selftests.h
@@ -15,10 +15,6 @@

#define ptr_to_u64(ptr) ((__u64)((uintptr_t)(ptr)))

-#ifndef CLONE_INTO_CGROUP
-#define CLONE_INTO_CGROUP 0x200000000ULL /* Clone into a specific cgroup given the right permissions. */
-#endif
-
#ifndef __NR_clone3
#define __NR_clone3 -1
#endif
@@ -32,18 +28,9 @@ struct __clone_args {
__aligned_u64 stack;
__aligned_u64 stack_size;
__aligned_u64 tls;
-#ifndef CLONE_ARGS_SIZE_VER0
-#define CLONE_ARGS_SIZE_VER0 64 /* sizeof first published struct */
-#endif
__aligned_u64 set_tid;
__aligned_u64 set_tid_size;
-#ifndef CLONE_ARGS_SIZE_VER1
-#define CLONE_ARGS_SIZE_VER1 80 /* sizeof second published struct */
-#endif
__aligned_u64 cgroup;
-#ifndef CLONE_ARGS_SIZE_VER2
-#define CLONE_ARGS_SIZE_VER2 88 /* sizeof third published struct */
-#endif
};

static pid_t sys_clone3(struct __clone_args *args, size_t size)
diff --git a/tools/testing/selftests/clone3/clone3_set_tid.c b/tools/testing/selftests/clone3/clone3_set_tid.c
index 0229e9ebb995e..ed785afb60770 100644
--- a/tools/testing/selftests/clone3/clone3_set_tid.c
+++ b/tools/testing/selftests/clone3/clone3_set_tid.c
@@ -23,9 +23,7 @@
#include "../kselftest.h"
#include "clone3_selftests.h"

-#ifndef MAX_PID_NS_LEVEL
#define MAX_PID_NS_LEVEL 32
-#endif

static int pipe_1[2];
static int pipe_2[2];
--
2.40.1