Re: [PATCH v3 7/7] selftests/mm: add more mseal traversal tests

On Sat, Aug 17, 2024 at 1:18 AM Pedro Falcato pedro.falcato@gmail.com wrote:

@@ -983,6 +1019,41 @@ static void test_seal_munmap_vma_with_gap(bool seal) REPORT_TEST_PASS(); }

+static void test_seal_munmap_partial_across_vmas(bool seal) +{

•   void *ptr;
  

•   unsigned long page_size = getpagesize();
  

•   unsigned long size = 2 * page_size;
  

•   int ret;
  

•   int prot;
  

•   /*
  

•    * Check if a partial mseal (that results in two vmas) works correctly.
  

•    * It might unmap the first, but it'll never unmap the second (msealed) vma.
  

•    */
  

Bah, obviously this comment isn't true, munmap is never partial. I'll change this locally for v4 if there ends up being one.