[PATCH v2 1/4] selftests: x86: check_initial_reg_state: remove manual counting and increase maintainability

[Muhammad Usama Anjum]

- Removes manual counting of pass and fail tests
- Increase readability and maintainability of tests
- Print logs in standard format (without [RUN], [OK] tags)

Signed-off-by: Muhammad Usama Anjum <usama.an...@collabora.com>
---
 .../selftests/x86/check_initial_reg_state.c   | 24 +++++++++----------
 1 file changed, 11 insertions(+), 13 deletions(-)

diff --git a/tools/testing/selftests/x86/check_initial_reg_state.c 
b/tools/testing/selftests/x86/check_initial_reg_state.c
index 3bc95f3ed5859..b91c2b06b9881 100644
--- a/tools/testing/selftests/x86/check_initial_reg_state.c
+++ b/tools/testing/selftests/x86/check_initial_reg_state.c
@@ -7,6 +7,7 @@
 #define _GNU_SOURCE
 
 #include <stdio.h>
+#include "../kselftest.h"
 
 unsigned long ax, bx, cx, dx, si, di, bp, sp, flags;
 unsigned long r8, r9, r10, r11, r12, r13, r14, r15;
@@ -53,20 +54,19 @@ asm (
 
 int main()
 {
-       int nerrs = 0;
+       ksft_print_header();
+       ksft_set_plan(2);
 
-       if (sp == 0) {
-               printf("[FAIL]\tTest was built incorrectly\n");
-               return 1;
-       }
+       if (sp == 0)
+               ksft_exit_fail_msg("Test was built incorrectly\n");
 
        if (ax || bx || cx || dx || si || di || bp
 #ifdef __x86_64__
            || r8 || r9 || r10 || r11 || r12 || r13 || r14 || r15
 #endif
                ) {
-               printf("[FAIL]\tAll GPRs except SP should be 0\n");
-#define SHOW(x) printf("\t" #x " = 0x%lx\n", x);
+               ksft_test_result_fail("All GPRs except SP should be 0\n");
+#define SHOW(x) ksft_print_msg("\t" #x " = 0x%lx\n", x)
                SHOW(ax);
                SHOW(bx);
                SHOW(cx);
@@ -85,17 +85,15 @@ int main()
                SHOW(r14);
                SHOW(r15);
 #endif
-               nerrs++;
        } else {
-               printf("[OK]\tAll GPRs except SP are 0\n");
+               ksft_test_result_pass("All GPRs except SP are 0\n");
        }
 
        if (flags != 0x202) {
-               printf("[FAIL]\tFLAGS is 0x%lx, but it should be 0x202\n", 
flags);
-               nerrs++;
+               ksft_test_result_fail("FLAGS is 0x%lx, but it should be 
0x202\n", flags);
        } else {
-               printf("[OK]\tFLAGS is 0x202\n");
+               ksft_test_result_pass("FLAGS is 0x202\n");
        }
 
-       return nerrs ? 1 : 0;
+       ksft_finished();
 }
-- 
2.39.2