Merge tag 'linux_kselftest-next-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull kselftest updates from Shuah Khan:

 - kbuild kselftest-merge target fixes

 - fixes to several tests

 - resctrl test fixes and enhancements

 - ksft_perror() helper and reporting improvements

 - printf attribute to kselftest prints to improve reporting

 - documentation and clang build warning fixes

The bulk of the patches are for resctrl fixes and enhancements.

* tag 'linux_kselftest-next-6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest: (51 commits)
  selftests/resctrl: Fix MBM test failure when MBA unavailable
  selftests/clone3: Report descriptive test names
  selftests:modify the incorrect print format
  selftests/efivarfs: create-read: fix a resource leak
  selftests/ftrace: Add riscv support for kprobe arg tests
  selftests/ftrace: add loongarch support for kprobe args char tests
  selftests/amd-pstate: Added option to provide perf binary path
  selftests/amd-pstate: Fix broken paths to run workloads in amd-pstate-ut
  selftests/resctrl: Move run_benchmark() to a more fitting file
  selftests/resctrl: Fix schemata write error check
  selftests/resctrl: Reduce failures due to outliers in MBA/MBM tests
  selftests/resctrl: Fix feature checks
  selftests/resctrl: Refactor feature check to use resource and feature name
  selftests/resctrl: Move _GNU_SOURCE define into Makefile
  selftests/resctrl: Remove duplicate feature check from CMT test
  selftests/resctrl: Extend signal handler coverage to unmount on receiving signal
  selftests/resctrl: Fix uninitialized .sa_flags
  selftests/resctrl: Cleanup benchmark argument parsing
  selftests/resctrl: Remove ben_count variable
  selftests/resctrl: Make benchmark command const and build it with pointers
  ...

Documentation/dev-tools/kselftest.rst

@@ -112,7 +112,7 @@ You can specify multiple tests to skip::
 You can also specify a restricted list of tests to run together with a
 dedicated skiplist::
 
-  $  make TARGETS="bpf breakpoints size timers" SKIP_TARGETS=bpf kselftest
+  $  make TARGETS="breakpoints size timers" SKIP_TARGETS=size kselftest
 
 See the top-level tools/testing/selftests/Makefile for the list of all
 possible targets.
@@ -165,7 +165,7 @@ To see the list of available tests, the `-l` option can be used::
 The `-c` option can be used to run all the tests from a test collection, or
 the `-t` option for specific single tests. Either can be used multiple times::
 
-   $ ./run_kselftest.sh -c bpf -c seccomp -t timers:posix_timers -t timer:nanosleep
+   $ ./run_kselftest.sh -c size -c seccomp -t timers:posix_timers -t timer:nanosleep
 
 For other features see the script usage output, seen with the `-h` option.
 
@@ -210,7 +210,7 @@ option is supported, such as::
 tests by using variables specified in `Running a subset of selftests`_
 section::
 
-    $ make -C tools/testing/selftests gen_tar TARGETS="bpf" FORMAT=.xz
+    $ make -C tools/testing/selftests gen_tar TARGETS="size" FORMAT=.xz
 
 .. _tar's auto-compress: https://www.gnu.org/software/tar/manual/html_node/gzip.html#auto_002dcompress
 

Makefile

@@ -1367,8 +1367,8 @@ kselftest-%: headers FORCE
 PHONY += kselftest-merge
 kselftest-merge:
 	$(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!))
-	$(Q)find $(srctree)/tools/testing/selftests -name config | \
-		xargs $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config
+	$(Q)find $(srctree)/tools/testing/selftests -name config -o -name config.$(UTS_MACHINE) | \
+		xargs $(srctree)/scripts/kconfig/merge_config.sh -y -m $(objtree)/.config
 	$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
 
 # ---------------------------------------------------------------------------

tools/power/x86/amd_pstate_tracer/amd_pstate_trace.py

@@ -30,8 +30,7 @@ import getopt
 import Gnuplot
 from numpy import *
 from decimal import *
-sys.path.append('../intel_pstate_tracer')
-#import intel_pstate_tracer
+sys.path.append(os.path.join(os.path.dirname(__file__), "..", "intel_pstate_tracer"))
 import intel_pstate_tracer as ipt
 
 __license__ = "GPL version 2"

tools/testing/selftests/amd-pstate/gitsource.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # SPDX-License-Identifier: GPL-2.0
 
 # Testing and monitor the cpu desire performance, frequency, load,
@@ -66,12 +66,15 @@ post_clear_gitsource()
 
 install_gitsource()
 {
-	if [ ! -d $git_name ]; then
+	if [ ! -d $SCRIPTDIR/$git_name ]; then
+		pushd $(pwd) > /dev/null 2>&1
+		cd $SCRIPTDIR
 		printf "Download gitsource, please wait a moment ...\n\n"
 		wget -O $git_tar $gitsource_url > /dev/null 2>&1
 
 		printf "Tar gitsource ...\n\n"
 		tar -xzf $git_tar
+		popd > /dev/null 2>&1
 	fi
 }
 
@@ -79,12 +82,14 @@ install_gitsource()
 run_gitsource()
 {
 	echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL"
-	./amd_pstate_trace.py -n tracer-gitsource-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
+	$TRACER -n tracer-gitsource-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
 
 	printf "Make and test gitsource for $1 #$2 make_cpus: $MAKE_CPUS\n"
-	cd $git_name
-	perf stat -a --per-socket -I 1000 -e power/energy-pkg/ /usr/bin/time -o ../$OUTFILE_GIT.time-gitsource-$1-$2.log make test -j$MAKE_CPUS > ../$OUTFILE_GIT-perf-$1-$2.log 2>&1
-	cd ..
+	BACKUP_DIR=$(pwd)
+	pushd $BACKUP_DIR > /dev/null 2>&1
+	cd $SCRIPTDIR/$git_name
+	$PERF stat -a --per-socket -I 1000 -e power/energy-pkg/ /usr/bin/time -o $BACKUP_DIR/$OUTFILE_GIT.time-gitsource-$1-$2.log make test -j$MAKE_CPUS > $BACKUP_DIR/$OUTFILE_GIT-perf-$1-$2.log 2>&1
+	popd > /dev/null 2>&1
 
 	for job in `jobs -p`
 	do

tools/testing/selftests/amd-pstate/run.sh

@@ -8,9 +8,12 @@ else
 	FILE_MAIN=DONE
 fi
 
-source basic.sh
-source tbench.sh
-source gitsource.sh
+SCRIPTDIR=`dirname "$0"`
+TRACER=$SCRIPTDIR/../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py
+
+source $SCRIPTDIR/basic.sh
+source $SCRIPTDIR/tbench.sh
+source $SCRIPTDIR/gitsource.sh
 
 # amd-pstate-ut only run on x86/x86_64 AMD systems.
 ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/')
@@ -22,6 +25,7 @@ OUTFILE=selftest
 OUTFILE_TBENCH="$OUTFILE.tbench"
 OUTFILE_GIT="$OUTFILE.gitsource"
 
+PERF=/usr/bin/perf
 SYSFS=
 CPUROOT=
 CPUFREQROOT=
@@ -151,6 +155,7 @@ help()
 	[-p <tbench process number>]
 	[-l <loop times for tbench>]
 	[-i <amd tracer interval>]
+	[-b <perf binary>]
 	[-m <comparative test: acpi-cpufreq>]
 	\n"
 	exit 2
@@ -158,7 +163,7 @@ help()
 
 parse_arguments()
 {
-	while getopts ho:c:t:p:l:i:m: arg
+	while getopts ho:c:t:p:l:i:b:m: arg
 	do
 		case $arg in
 			h) # --help
@@ -189,6 +194,10 @@ parse_arguments()
 				TRACER_INTERVAL=$OPTARG
 				;;
 
+			b) # --perf-binary
+				PERF=`realpath $OPTARG`
+				;;
+
 			m) # --comparative-test
 				COMPARATIVE_TEST=$OPTARG
 				;;
@@ -202,8 +211,8 @@ parse_arguments()
 
 command_perf()
 {
-	if ! command -v perf > /dev/null; then
-		echo $msg please install perf. >&2
+	if ! $PERF -v; then
+		echo $msg please install perf or provide perf binary path as argument >&2
 		exit $ksft_skip
 	fi
 }

tools/testing/selftests/amd-pstate/tbench.sh

@@ -64,11 +64,11 @@ post_clear_tbench()
 run_tbench()
 {
 	echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL"
-	./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
+	$TRACER -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
 
 	printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n"
 	tbench_srv > /dev/null 2>&1 &
-	perf stat -a --per-socket -I 1000 -e power/energy-pkg/ tbench -t $TIME_LIMIT $PROCESS_NUM > $OUTFILE_TBENCH-perf-$1-$2.log 2>&1
+	$PERF stat -a --per-socket -I 1000 -e power/energy-pkg/ tbench -t $TIME_LIMIT $PROCESS_NUM > $OUTFILE_TBENCH-perf-$1-$2.log 2>&1
 
 	pid=`pidof tbench_srv`
 	kill $pid

tools/testing/selftests/cachestat/test_cachestat.c

@@ -27,7 +27,7 @@ static const char * const dev_files[] = {
 void print_cachestat(struct cachestat *cs)
 {
 	ksft_print_msg(
-	"Using cachestat: Cached: %lu, Dirty: %lu, Writeback: %lu, Evicted: %lu, Recently Evicted: %lu\n",
+	"Using cachestat: Cached: %llu, Dirty: %llu, Writeback: %llu, Evicted: %llu, Recently Evicted: %llu\n",
 	cs->nr_cache, cs->nr_dirty, cs->nr_writeback,
 	cs->nr_evicted, cs->nr_recently_evicted);
 }

tools/testing/selftests/capabilities/Makefile

@@ -2,7 +2,7 @@
 TEST_GEN_FILES := validate_cap
 TEST_GEN_PROGS := test_execve
 
-CFLAGS += -O2 -g -std=gnu99 -Wall
+CFLAGS += -O2 -g -std=gnu99 -Wall $(KHDR_INCLUDES)
 LDLIBS += -lcap-ng -lrt -ldl
 
 include ../lib.mk

tools/testing/selftests/capabilities/test_execve.c

@@ -20,14 +20,6 @@
 
 #include "../kselftest.h"
 
-#ifndef PR_CAP_AMBIENT
-#define PR_CAP_AMBIENT			47
-# define PR_CAP_AMBIENT_IS_SET		1
-# define PR_CAP_AMBIENT_RAISE		2
-# define PR_CAP_AMBIENT_LOWER		3
-# define PR_CAP_AMBIENT_CLEAR_ALL	4
-#endif
-
 static int nerrs;
 static pid_t mpid;	/*  main() pid is used to avoid duplicate test counts */
 

tools/testing/selftests/capabilities/validate_cap.c

@@ -9,14 +9,6 @@
 
 #include "../kselftest.h"
 
-#ifndef PR_CAP_AMBIENT
-#define PR_CAP_AMBIENT			47
-# define PR_CAP_AMBIENT_IS_SET		1
-# define PR_CAP_AMBIENT_RAISE		2
-# define PR_CAP_AMBIENT_LOWER		3
-# define PR_CAP_AMBIENT_CLEAR_ALL	4
-#endif
-
 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 19)
 # define HAVE_GETAUXVAL
 #endif

tools/testing/selftests/clone3/clone3.c

@@ -7,6 +7,7 @@
 #include <inttypes.h>
 #include <linux/types.h>
 #include <linux/sched.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -103,8 +104,8 @@ static int call_clone3(uint64_t flags, size_t size, enum test_mode test_mode)
 	return 0;
 }
 
-static void test_clone3(uint64_t flags, size_t size, int expected,
-		       enum test_mode test_mode)
+static bool test_clone3(uint64_t flags, size_t size, int expected,
+			enum test_mode test_mode)
 {
 	int ret;
 
@@ -114,92 +115,210 @@ static void test_clone3(uint64_t flags, size_t size, int expected,
 	ret = call_clone3(flags, size, test_mode);
 	ksft_print_msg("[%d] clone3() with flags says: %d expected %d\n",
 			getpid(), ret, expected);
-	if (ret != expected)
-		ksft_test_result_fail(
+	if (ret != expected) {
+		ksft_print_msg(
 			"[%d] Result (%d) is different than expected (%d)\n",
 			getpid(), ret, expected);
-	else
-		ksft_test_result_pass(
-			"[%d] Result (%d) matches expectation (%d)\n",
-			getpid(), ret, expected);
+		return false;
+	}
+
+	return true;
 }
 
+typedef bool (*filter_function)(void);
+typedef size_t (*size_function)(void);
+
+static bool not_root(void)
+{
+	if (getuid() != 0) {
+		ksft_print_msg("Not running as root\n");
+		return true;
+	}
+
+	return false;
+}
+
+static size_t page_size_plus_8(void)
+{
+	return getpagesize() + 8;
+}
+
+struct test {
+	const char *name;
+	uint64_t flags;
+	size_t size;
+	size_function size_function;
+	int expected;
+	enum test_mode test_mode;
+	filter_function filter;
+};
+
+static const struct test tests[] = {
+	{
+		.name = "simple clone3()",
+		.flags = 0,
+		.size = 0,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "clone3() in a new PID_NS",
+		.flags = CLONE_NEWPID,
+		.size = 0,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+		.filter = not_root,
+	},
+	{
+		.name = "CLONE_ARGS_SIZE_VER0",
+		.flags = 0,
+		.size = CLONE_ARGS_SIZE_VER0,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "CLONE_ARGS_SIZE_VER0 - 8",
+		.flags = 0,
+		.size = CLONE_ARGS_SIZE_VER0 - 8,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "sizeof(struct clone_args) + 8",
+		.flags = 0,
+		.size = sizeof(struct __clone_args) + 8,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "exit_signal with highest 32 bits non-zero",
+		.flags = 0,
+		.size = 0,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_INVAL_EXIT_SIGNAL_BIG,
+	},
+	{
+		.name = "negative 32-bit exit_signal",
+		.flags = 0,
+		.size = 0,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_INVAL_EXIT_SIGNAL_NEG,
+	},
+	{
+		.name = "exit_signal not fitting into CSIGNAL mask",
+		.flags = 0,
+		.size = 0,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_INVAL_EXIT_SIGNAL_CSIG,
+	},
+	{
+		.name = "NSIG < exit_signal < CSIG",
+		.flags = 0,
+		.size = 0,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_INVAL_EXIT_SIGNAL_NSIG,
+	},
+	{
+		.name = "Arguments sizeof(struct clone_args) + 8",
+		.flags = 0,
+		.size = sizeof(struct __clone_args) + 8,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_ALL_0,
+	},
+	{
+		.name = "Arguments sizeof(struct clone_args) + 16",
+		.flags = 0,
+		.size = sizeof(struct __clone_args) + 16,
+		.expected = -E2BIG,
+		.test_mode = CLONE3_ARGS_ALL_0,
+	},
+	{
+		.name = "Arguments sizeof(struct clone_arg) * 2",
+		.flags = 0,
+		.size = sizeof(struct __clone_args) + 16,
+		.expected = -E2BIG,
+		.test_mode = CLONE3_ARGS_ALL_0,
+	},
+	{
+		.name = "Arguments > page size",
+		.flags = 0,
+		.size_function = page_size_plus_8,
+		.expected = -E2BIG,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "CLONE_ARGS_SIZE_VER0 in a new PID NS",
+		.flags = CLONE_NEWPID,
+		.size = CLONE_ARGS_SIZE_VER0,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+		.filter = not_root,
+	},
+	{
+		.name = "CLONE_ARGS_SIZE_VER0 - 8 in a new PID NS",
+		.flags = CLONE_NEWPID,
+		.size = CLONE_ARGS_SIZE_VER0 - 8,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "sizeof(struct clone_args) + 8 in a new PID NS",
+		.flags = CLONE_NEWPID,
+		.size = sizeof(struct __clone_args) + 8,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+		.filter = not_root,
+	},
+	{
+		.name = "Arguments > page size in a new PID NS",
+		.flags = CLONE_NEWPID,
+		.size_function = page_size_plus_8,
+		.expected = -E2BIG,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "New time NS",
+		.flags = CLONE_NEWTIME,
+		.size = 0,
+		.expected = 0,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+	{
+		.name = "exit signal (SIGCHLD) in flags",
+		.flags = SIGCHLD,
+		.size = 0,
+		.expected = -EINVAL,
+		.test_mode = CLONE3_ARGS_NO_TEST,
+	},
+};
+
 int main(int argc, char *argv[])
 {
-	uid_t uid = getuid();
+	size_t size;
+	int i;
 
 	ksft_print_header();
-	ksft_set_plan(19);
+	ksft_set_plan(ARRAY_SIZE(tests));
 	test_clone3_supported();
 
-	/* Just a simple clone3() should return 0.*/
-	test_clone3(0, 0, 0, CLONE3_ARGS_NO_TEST);
+	for (i = 0; i < ARRAY_SIZE(tests); i++) {
+		if (tests[i].filter && tests[i].filter()) {
+			ksft_test_result_skip("%s\n", tests[i].name);
+			continue;
+		}
 
-	/* Do a clone3() in a new PID NS.*/
-	if (uid == 0)
-		test_clone3(CLONE_NEWPID, 0, 0, CLONE3_ARGS_NO_TEST);
-	else
-		ksft_test_result_skip("Skipping clone3() with CLONE_NEWPID\n");
+		if (tests[i].size_function)
+			size = tests[i].size_function();
+		else
+			size = tests[i].size;
 
-	/* Do a clone3() with CLONE_ARGS_SIZE_VER0. */
-	test_clone3(0, CLONE_ARGS_SIZE_VER0, 0, CLONE3_ARGS_NO_TEST);
+		ksft_print_msg("Running test '%s'\n", tests[i].name);
 
-	/* Do a clone3() with CLONE_ARGS_SIZE_VER0 - 8 */
-	test_clone3(0, CLONE_ARGS_SIZE_VER0 - 8, -EINVAL, CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() with sizeof(struct clone_args) + 8 */
-	test_clone3(0, sizeof(struct __clone_args) + 8, 0, CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() with exit_signal having highest 32 bits non-zero */
-	test_clone3(0, 0, -EINVAL, CLONE3_ARGS_INVAL_EXIT_SIGNAL_BIG);
-
-	/* Do a clone3() with negative 32-bit exit_signal */
-	test_clone3(0, 0, -EINVAL, CLONE3_ARGS_INVAL_EXIT_SIGNAL_NEG);
-
-	/* Do a clone3() with exit_signal not fitting into CSIGNAL mask */
-	test_clone3(0, 0, -EINVAL, CLONE3_ARGS_INVAL_EXIT_SIGNAL_CSIG);
-
-	/* Do a clone3() with NSIG < exit_signal < CSIG */
-	test_clone3(0, 0, -EINVAL, CLONE3_ARGS_INVAL_EXIT_SIGNAL_NSIG);
-
-	test_clone3(0, sizeof(struct __clone_args) + 8, 0, CLONE3_ARGS_ALL_0);
-
-	test_clone3(0, sizeof(struct __clone_args) + 16, -E2BIG,
-			CLONE3_ARGS_ALL_0);
-
-	test_clone3(0, sizeof(struct __clone_args) * 2, -E2BIG,
-			CLONE3_ARGS_ALL_0);
-
-	/* Do a clone3() with > page size */
-	test_clone3(0, getpagesize() + 8, -E2BIG, CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() with CLONE_ARGS_SIZE_VER0 in a new PID NS. */
-	if (uid == 0)
-		test_clone3(CLONE_NEWPID, CLONE_ARGS_SIZE_VER0, 0,
-				CLONE3_ARGS_NO_TEST);
-	else
-		ksft_test_result_skip("Skipping clone3() with CLONE_NEWPID\n");
-
-	/* Do a clone3() with CLONE_ARGS_SIZE_VER0 - 8 in a new PID NS */
-	test_clone3(CLONE_NEWPID, CLONE_ARGS_SIZE_VER0 - 8, -EINVAL,
-			CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() with sizeof(struct clone_args) + 8 in a new PID NS */
-	if (uid == 0)
-		test_clone3(CLONE_NEWPID, sizeof(struct __clone_args) + 8, 0,
-				CLONE3_ARGS_NO_TEST);
-	else
-		ksft_test_result_skip("Skipping clone3() with CLONE_NEWPID\n");
-
-	/* Do a clone3() with > page size in a new PID NS */
-	test_clone3(CLONE_NEWPID, getpagesize() + 8, -E2BIG,
-			CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() in a new time namespace */
-	test_clone3(CLONE_NEWTIME, 0, 0, CLONE3_ARGS_NO_TEST);
-
-	/* Do a clone3() with exit signal (SIGCHLD) in flags */
-	test_clone3(SIGCHLD, 0, -EINVAL, CLONE3_ARGS_NO_TEST);
+		ksft_test_result(test_clone3(tests[i].flags, size,
+					     tests[i].expected,
+					     tests[i].test_mode),
+				 "%s\n", tests[i].name);
+	}
 
 	ksft_finished();
 }

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)
 {

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)
 {
 }

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)

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];

tools/testing/selftests/core/close_range_test.c

@@ -16,34 +16,6 @@
 #include "../kselftest_harness.h"
 #include "../clone3/clone3_selftests.h"
 
-#ifndef __NR_close_range
-	#if defined __alpha__
-		#define __NR_close_range 546
-	#elif defined _MIPS_SIM
-		#if _MIPS_SIM == _MIPS_SIM_ABI32	/* o32 */
-			#define __NR_close_range (436 + 4000)
-		#endif
-		#if _MIPS_SIM == _MIPS_SIM_NABI32	/* n32 */
-			#define __NR_close_range (436 + 6000)
-		#endif
-		#if _MIPS_SIM == _MIPS_SIM_ABI64	/* n64 */
-			#define __NR_close_range (436 + 5000)
-		#endif
-	#elif defined __ia64__
-		#define __NR_close_range (436 + 1024)
-	#else
-		#define __NR_close_range 436
-	#endif
-#endif
-
-#ifndef CLOSE_RANGE_UNSHARE
-#define CLOSE_RANGE_UNSHARE	(1U << 1)
-#endif
-
-#ifndef CLOSE_RANGE_CLOEXEC
-#define CLOSE_RANGE_CLOEXEC	(1U << 2)
-#endif
-
 static inline int sys_close_range(unsigned int fd, unsigned int max_fd,
 				  unsigned int flags)
 {