Move time_get_ns() and get_base_addr() to test_progs.c, so they can be
used in other tests.

Signed-off-by: Song Liu <[email protected]>
---
 .../selftests/bpf/prog_tests/attach_probe.c   | 21 -------------
 .../selftests/bpf/prog_tests/test_overhead.c  |  8 -----
 tools/testing/selftests/bpf/test_progs.c      | 30 +++++++++++++++++++
 tools/testing/selftests/bpf/test_progs.h      |  2 ++
 4 files changed, 32 insertions(+), 29 deletions(-)

diff --git a/tools/testing/selftests/bpf/prog_tests/attach_probe.c 
b/tools/testing/selftests/bpf/prog_tests/attach_probe.c
index a0ee87c8e1ea7..3bda8acbbafb5 100644
--- a/tools/testing/selftests/bpf/prog_tests/attach_probe.c
+++ b/tools/testing/selftests/bpf/prog_tests/attach_probe.c
@@ -2,27 +2,6 @@
 #include <test_progs.h>
 #include "test_attach_probe.skel.h"
 
-ssize_t get_base_addr() {
-       size_t start, offset;
-       char buf[256];
-       FILE *f;
-
-       f = fopen("/proc/self/maps", "r");
-       if (!f)
-               return -errno;
-
-       while (fscanf(f, "%zx-%*x %s %zx %*[^\n]\n",
-                     &start, buf, &offset) == 3) {
-               if (strcmp(buf, "r-xp") == 0) {
-                       fclose(f);
-                       return start - offset;
-               }
-       }
-
-       fclose(f);
-       return -EINVAL;
-}
-
 void test_attach_probe(void)
 {
        int duration = 0;
diff --git a/tools/testing/selftests/bpf/prog_tests/test_overhead.c 
b/tools/testing/selftests/bpf/prog_tests/test_overhead.c
index 2702df2b23433..3fe32e9357c4b 100644
--- a/tools/testing/selftests/bpf/prog_tests/test_overhead.c
+++ b/tools/testing/selftests/bpf/prog_tests/test_overhead.c
@@ -7,14 +7,6 @@
 
 #define MAX_CNT 100000
 
-static __u64 time_get_ns(void)
-{
-       struct timespec ts;
-
-       clock_gettime(CLOCK_MONOTONIC, &ts);
-       return ts.tv_sec * 1000000000ull + ts.tv_nsec;
-}
-
 static int test_task_rename(const char *prog)
 {
        int i, fd, duration = 0, err;
diff --git a/tools/testing/selftests/bpf/test_progs.c 
b/tools/testing/selftests/bpf/test_progs.c
index b1e4dadacd9b4..c9e6a5ad5b9a4 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -622,6 +622,36 @@ int cd_flavor_subdir(const char *exec_name)
        return chdir(flavor);
 }
 
+__u64 time_get_ns(void)
+{
+       struct timespec ts;
+
+       clock_gettime(CLOCK_MONOTONIC, &ts);
+       return ts.tv_sec * 1000000000ull + ts.tv_nsec;
+}
+
+ssize_t get_base_addr(void)
+{
+       size_t start, offset;
+       char buf[256];
+       FILE *f;
+
+       f = fopen("/proc/self/maps", "r");
+       if (!f)
+               return -errno;
+
+       while (fscanf(f, "%zx-%*x %s %zx %*[^\n]\n",
+                     &start, buf, &offset) == 3) {
+               if (strcmp(buf, "r-xp") == 0) {
+                       fclose(f);
+                       return start - offset;
+               }
+       }
+
+       fclose(f);
+       return -EINVAL;
+}
+
 #define MAX_BACKTRACE_SZ 128
 void crash_handler(int signum)
 {
diff --git a/tools/testing/selftests/bpf/test_progs.h 
b/tools/testing/selftests/bpf/test_progs.h
index 6e09bf738473e..2d617201024bf 100644
--- a/tools/testing/selftests/bpf/test_progs.h
+++ b/tools/testing/selftests/bpf/test_progs.h
@@ -91,6 +91,8 @@ extern bool test__start_subtest(const char *name);
 extern void test__skip(void);
 extern void test__fail(void);
 extern int test__join_cgroup(const char *path);
+extern __u64 time_get_ns(void);
+extern ssize_t get_base_addr();
 
 #define PRINT_FAIL(format...)                                                  
\
        ({                                                                     \
-- 
2.24.1

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