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Diffstat (limited to 'tools/testing/selftests/vDSO/vdso_test_clock_getres.c')
-rw-r--r--tools/testing/selftests/vDSO/vdso_test_clock_getres.c124
1 files changed, 0 insertions, 124 deletions
diff --git a/tools/testing/selftests/vDSO/vdso_test_clock_getres.c b/tools/testing/selftests/vDSO/vdso_test_clock_getres.c
deleted file mode 100644
index 15dcee16ff72..000000000000
--- a/tools/testing/selftests/vDSO/vdso_test_clock_getres.c
+++ /dev/null
@@ -1,124 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
-/*
- * vdso_clock_getres.c: Sample code to test clock_getres.
- * Copyright (c) 2019 Arm Ltd.
- *
- * Compile with:
- * gcc -std=gnu99 vdso_clock_getres.c
- *
- * Tested on ARM, ARM64, MIPS32, x86 (32-bit and 64-bit),
- * Power (32-bit and 64-bit), S390x (32-bit and 64-bit).
- * Might work on other architectures.
- */
-
-#define _GNU_SOURCE
-#include <elf.h>
-#include <err.h>
-#include <fcntl.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-#include <sys/auxv.h>
-#include <sys/mman.h>
-#include <sys/time.h>
-#include <unistd.h>
-#include <sys/syscall.h>
-
-#include "../kselftest.h"
-
-static long syscall_clock_getres(clockid_t _clkid, struct timespec *_ts)
-{
- long ret;
-
- ret = syscall(SYS_clock_getres, _clkid, _ts);
-
- return ret;
-}
-
-const char *vdso_clock_name[12] = {
- "CLOCK_REALTIME",
- "CLOCK_MONOTONIC",
- "CLOCK_PROCESS_CPUTIME_ID",
- "CLOCK_THREAD_CPUTIME_ID",
- "CLOCK_MONOTONIC_RAW",
- "CLOCK_REALTIME_COARSE",
- "CLOCK_MONOTONIC_COARSE",
- "CLOCK_BOOTTIME",
- "CLOCK_REALTIME_ALARM",
- "CLOCK_BOOTTIME_ALARM",
- "CLOCK_SGI_CYCLE",
- "CLOCK_TAI",
-};
-
-/*
- * This function calls clock_getres in vdso and by system call
- * with different values for clock_id.
- *
- * Example of output:
- *
- * clock_id: CLOCK_REALTIME [PASS]
- * clock_id: CLOCK_BOOTTIME [PASS]
- * clock_id: CLOCK_TAI [PASS]
- * clock_id: CLOCK_REALTIME_COARSE [PASS]
- * clock_id: CLOCK_MONOTONIC [PASS]
- * clock_id: CLOCK_MONOTONIC_RAW [PASS]
- * clock_id: CLOCK_MONOTONIC_COARSE [PASS]
- */
-static inline int vdso_test_clock(unsigned int clock_id)
-{
- struct timespec x, y;
-
- printf("clock_id: %s", vdso_clock_name[clock_id]);
- clock_getres(clock_id, &x);
- syscall_clock_getres(clock_id, &y);
-
- if ((x.tv_sec != y.tv_sec) || (x.tv_nsec != y.tv_nsec)) {
- printf(" [FAIL]\n");
- return KSFT_FAIL;
- }
-
- printf(" [PASS]\n");
- return KSFT_PASS;
-}
-
-int main(int argc, char **argv)
-{
- int ret;
-
-#if _POSIX_TIMERS > 0
-
-#ifdef CLOCK_REALTIME
- ret = vdso_test_clock(CLOCK_REALTIME);
-#endif
-
-#ifdef CLOCK_BOOTTIME
- ret += vdso_test_clock(CLOCK_BOOTTIME);
-#endif
-
-#ifdef CLOCK_TAI
- ret += vdso_test_clock(CLOCK_TAI);
-#endif
-
-#ifdef CLOCK_REALTIME_COARSE
- ret += vdso_test_clock(CLOCK_REALTIME_COARSE);
-#endif
-
-#ifdef CLOCK_MONOTONIC
- ret += vdso_test_clock(CLOCK_MONOTONIC);
-#endif
-
-#ifdef CLOCK_MONOTONIC_RAW
- ret += vdso_test_clock(CLOCK_MONOTONIC_RAW);
-#endif
-
-#ifdef CLOCK_MONOTONIC_COARSE
- ret += vdso_test_clock(CLOCK_MONOTONIC_COARSE);
-#endif
-
-#endif
- if (ret > 0)
- return KSFT_FAIL;
-
- return KSFT_PASS;
-}