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authorJakub Kicinski <kuba@kernel.org>2024-02-01 14:33:26 -0800
committerJakub Kicinski <kuba@kernel.org>2024-02-01 15:12:37 -0800
commitcf244463a286ea57ea7e63c33614d302f776e62e (patch)
treecaa068596cbfea621376822e30ab545c6516b2c7 /tools/testing/selftests/mm/map_hugetlb.c
parentMerge branch 'dpll-expose-lock-status-error-value-to-user' (diff)
parentMerge tag 'net-6.8-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/netd... (diff)
downloadlinux-cf244463a286ea57ea7e63c33614d302f776e62e.tar.gz
linux-cf244463a286ea57ea7e63c33614d302f776e62e.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. No conflicts or adjacent changes. Signed-off-by: Jakub Kicinski <kuba@kernel.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) {