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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-08 16:58:08 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-08 16:58:08 +0000
commit1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9 (patch)
treeba8548f2df113c7da8a46563947536f455f9a1c0 /tools/testing/selftests/vm/map_hugetlb.c
parentAdding debian version 6.1.76-1. (diff)
downloadlinux-1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9.tar.xz
linux-1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9.zip
Merging upstream version 6.1.82.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/vm/map_hugetlb.c')
-rw-r--r--tools/testing/selftests/vm/map_hugetlb.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/testing/selftests/vm/map_hugetlb.c b/tools/testing/selftests/vm/map_hugetlb.c
index 312889edb..c65c55b7a 100644
--- a/tools/testing/selftests/vm/map_hugetlb.c
+++ b/tools/testing/selftests/vm/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)
@@ -70,10 +71,16 @@ 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) {