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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-02-04 06:21:02 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-02-04 06:21:02 -0800
commita802f50d6e92298d44a806d326a2ba3eefa6db72 (patch)
tree40cafff98f5248d0121656fc538e65dc9baa64b2 /tools/testing/selftests/mm/map_hugetlb.c
parentfccc9d9233f918ee50cf2955ae7134a7f3418351 (diff)
parent54be6c6c5ae8e0d93a6c4641cb7528eb0b6ba478 (diff)
Merge 6.8-rc3 into tty-next
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/mm/map_hugetlb.c')
-rw-r--r--tools/testing/selftests/mm/map_hugetlb.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/testing/selftests/mm/map_hugetlb.c b/tools/testing/selftests/mm/map_hugetlb.c
index 193281560b61..86e8f2048a40 100644
--- a/tools/testing/selftests/mm/map_hugetlb.c
+++ b/tools/testing/selftests/mm/map_hugetlb.c
@@ -15,6 +15,7 @@
#include <unistd.h>
#include <sys/mman.h>
#include <fcntl.h>
+#include "vm_util.h"
#define LENGTH (256UL*1024*1024)
#define PROTECTION (PROT_READ | PROT_WRITE)
@@ -58,10 +59,16 @@ int main(int argc, char **argv)
{
void *addr;
int ret;
+ size_t hugepage_size;
size_t length = LENGTH;
int flags = FLAGS;
int shift = 0;
+ hugepage_size = default_huge_page_size();
+ /* munmap with fail if the length is not page aligned */
+ if (hugepage_size > length)
+ length = hugepage_size;
+
if (argc > 1)
length = atol(argv[1]) << 20;
if (argc > 2) {