1 #include <sys/sysctl.h> 2 #include <time.h> 3 4 #include <darwintest.h> 5 6 T_GLOBAL_META( 7 T_META_NAMESPACE("xnu.vm"), 8 T_META_RADAR_COMPONENT_NAME("xnu"), 9 T_META_RADAR_COMPONENT_VERSION("VM")); 10 11 /* 12 * trying phys offsets from start of dram of: 13 * macOS 3Gig 14 */ 15 #define USEBOOTARG "ecc_bad_pages=3221225472 bad_static_mfree=1" 16 17 T_DECL(retired_pages_test, 18 "Test retiring pages at boot", 19 T_META_BOOTARGS_SET(USEBOOTARG), 20 T_META_ASROOT(true), 21 T_META_CHECK_LEAKS(false), 22 T_META_ENABLED(0), 23 T_META_TAG_VM_PREFERRED) 24 { 25 /* TODO: Joe will update/enable test in rdar://70008487 */ 26 27 int err; 28 unsigned int count = 0; 29 size_t s = sizeof(count); 30 31 /* 32 * Get the number of pages retired from the kernel 33 */ 34 err = sysctlbyname("vm.retired_pages_count", &count, &s, NULL, 0); 35 36 /* If the sysctl isn't supported, test succeeds */ 37 if (err == ENOENT) { 38 T_SKIP("sysctl vm.retired_pages_count not found, skipping test"); 39 } 40 T_ASSERT_POSIX_SUCCESS(err, "sysctl vm.retired_pages_count"); 41 42 T_ASSERT_GT_INT(count, 0, "Expect retired pages"); 43 } 44