2498 bool os::guard_memory(char* addr, size_t size) {

  2498 bool os::guard_memory(char* addr, size_t size) {

  2499   return linux_mprotect(addr, size, PROT_NONE);

  2499   return linux_mprotect(addr, size, PROT_NONE);

  2500 }

  2500 }

  2501 

  2501 

  2502 bool os::unguard_memory(char* addr, size_t size) {

  2502 bool os::unguard_memory(char* addr, size_t size) {

  2504 }

  2504 }

  2505 

  2505 

  2506 // Large page support

  2506 // Large page support

  2507 

  2507 

  2508 static size_t _large_page_size = 0;

  2508 static size_t _large_page_size = 0;