Conform the layout, informational and status messages to TAP. No
functional change is intended other than the layout of output messages.

Signed-off-by: Muhammad Usama Anjum <usama.an...@collabora.com>
---
 tools/testing/selftests/mm/mremap_dontunmap.c | 32 ++++++++++++-------
 1 file changed, 20 insertions(+), 12 deletions(-)

diff --git a/tools/testing/selftests/mm/mremap_dontunmap.c 
b/tools/testing/selftests/mm/mremap_dontunmap.c
index a06e73ec85682..1d75084b9ca56 100644
--- a/tools/testing/selftests/mm/mremap_dontunmap.c
+++ b/tools/testing/selftests/mm/mremap_dontunmap.c
@@ -27,14 +27,14 @@ static void dump_maps(void)
        system(cmd);
 }
 
-#define BUG_ON(condition, description)                                       \
-       do {                                                                  \
-               if (condition) {                                              \
-                       fprintf(stderr, "[FAIL]\t%s():%d\t%s:%s\n", __func__, \
-                               __LINE__, (description), strerror(errno));    \
-                       dump_maps();                                      \
-                       exit(1);                                              \
-               }                                                             \
+#define BUG_ON(condition, description)                                         
\
+       do {                                                                    
\
+               if (condition) {                                                
\
+                       dump_maps();                                            
\
+                       ksft_exit_fail_msg("[FAIL]\t%s:%d\t%s:%s\n",            
\
+                                          __func__, __LINE__, (description),   
\
+                                          strerror(errno));                    
\
+               }                                                               
\
        } while (0)
 
 // Try a simple operation for to "test" for kernel support this prevents
@@ -122,6 +122,7 @@ static void mremap_dontunmap_simple()
               "unable to unmap destination mapping");
        BUG_ON(munmap(source_mapping, num_pages * page_size) == -1,
               "unable to unmap source mapping");
+       ksft_test_result_pass("%s\n", __func__);
 }
 
 // This test validates that MREMAP_DONTUNMAP on a shared mapping works as 
expected.
@@ -173,6 +174,7 @@ static void mremap_dontunmap_simple_shmem()
               "unable to unmap destination mapping");
        BUG_ON(munmap(source_mapping, num_pages * page_size) == -1,
               "unable to unmap source mapping");
+       ksft_test_result_pass("%s\n", __func__);
 }
 
 // This test validates MREMAP_DONTUNMAP will move page tables to a specific
@@ -219,6 +221,7 @@ static void mremap_dontunmap_simple_fixed()
               "unable to unmap destination mapping");
        BUG_ON(munmap(source_mapping, num_pages * page_size) == -1,
               "unable to unmap source mapping");
+       ksft_test_result_pass("%s\n", __func__);
 }
 
 // This test validates that we can MREMAP_DONTUNMAP for a portion of an
@@ -269,6 +272,7 @@ static void mremap_dontunmap_partial_mapping()
               "unable to unmap destination mapping");
        BUG_ON(munmap(source_mapping, num_pages * page_size) == -1,
               "unable to unmap source mapping");
+       ksft_test_result_pass("%s\n", __func__);
 }
 
 // This test validates that we can remap over only a portion of a mapping.
@@ -328,19 +332,24 @@ static void 
mremap_dontunmap_partial_mapping_overwrite(void)
               "unable to unmap destination mapping");
        BUG_ON(munmap(source_mapping, 5 * page_size) == -1,
               "unable to unmap source mapping");
+       ksft_test_result_pass("%s\n", __func__);
 }
 
 int main(void)
 {
+       ksft_print_header();
+
        page_size = sysconf(_SC_PAGE_SIZE);
 
        // test for kernel support for MREMAP_DONTUNMAP skipping the test if
        // not.
        if (kernel_support_for_mremap_dontunmap() != 0) {
-               printf("No kernel support for MREMAP_DONTUNMAP\n");
-               return KSFT_SKIP;
+               ksft_print_msg("No kernel support for MREMAP_DONTUNMAP\n");
+               ksft_finished();
        }
 
+       ksft_set_plan(5);
+
        // Keep a page sized buffer around for when we need it.
        page_buffer =
            mmap(NULL, page_size, PROT_READ | PROT_WRITE,
@@ -356,6 +365,5 @@ int main(void)
        BUG_ON(munmap(page_buffer, page_size) == -1,
               "unable to unmap page buffer");
 
-       printf("OK\n");
-       return 0;
+       ksft_finished();
 }
-- 
2.42.0


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