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-rw-r--r--tools/testing/selftests/mm/cow.c8
-rw-r--r--tools/testing/shared/linux/maple_tree.h2
-rw-r--r--tools/testing/vma/linux/atomic.h2
3 files changed, 6 insertions, 6 deletions
diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c
index 32c6ccc2a6be9..1238e1c5aae15 100644
--- a/tools/testing/selftests/mm/cow.c
+++ b/tools/testing/selftests/mm/cow.c
@@ -758,7 +758,7 @@ static void do_run_with_base_page(test_fn fn, bool swapout)
}
/* Populate a base page. */
- memset(mem, 0, pagesize);
+ memset(mem, 1, pagesize);
if (swapout) {
madvise(mem, pagesize, MADV_PAGEOUT);
@@ -824,12 +824,12 @@ static void do_run_with_thp(test_fn fn, enum thp_run thp_run, size_t thpsize)
* Try to populate a THP. Touch the first sub-page and test if
* we get the last sub-page populated automatically.
*/
- mem[0] = 0;
+ mem[0] = 1;
if (!pagemap_is_populated(pagemap_fd, mem + thpsize - pagesize)) {
ksft_test_result_skip("Did not get a THP populated\n");
goto munmap;
}
- memset(mem, 0, thpsize);
+ memset(mem, 1, thpsize);
size = thpsize;
switch (thp_run) {
@@ -1012,7 +1012,7 @@ static void run_with_hugetlb(test_fn fn, const char *desc, size_t hugetlbsize)
}
/* Populate an huge page. */
- memset(mem, 0, hugetlbsize);
+ memset(mem, 1, hugetlbsize);
/*
* We need a total of two hugetlb pages to handle COW/unsharing
diff --git a/tools/testing/shared/linux/maple_tree.h b/tools/testing/shared/linux/maple_tree.h
index 06c89bdcc5154..f67d47d32857c 100644
--- a/tools/testing/shared/linux/maple_tree.h
+++ b/tools/testing/shared/linux/maple_tree.h
@@ -2,6 +2,6 @@
#define atomic_t int32_t
#define atomic_inc(x) uatomic_inc(x)
#define atomic_read(x) uatomic_read(x)
-#define atomic_set(x, y) do {} while (0)
+#define atomic_set(x, y) uatomic_set(x, y)
#define U8_MAX UCHAR_MAX
#include "../../../../include/linux/maple_tree.h"
diff --git a/tools/testing/vma/linux/atomic.h b/tools/testing/vma/linux/atomic.h
index e01f66f989827..3e1b6adc027b9 100644
--- a/tools/testing/vma/linux/atomic.h
+++ b/tools/testing/vma/linux/atomic.h
@@ -6,7 +6,7 @@
#define atomic_t int32_t
#define atomic_inc(x) uatomic_inc(x)
#define atomic_read(x) uatomic_read(x)
-#define atomic_set(x, y) do {} while (0)
+#define atomic_set(x, y) uatomic_set(x, y)
#define U8_MAX UCHAR_MAX
#endif /* _LINUX_ATOMIC_H */