zircon/system/utest/sanitizer/sanitizer-utils.cc
__attribute__((no_sanitize("all"))) static void PrefaultPages(uintptr_t start, uintptr_t end) {
  while (start < end) {
    auto ptr = reinterpret_cast<volatile uintptr_t *>(start);
    *ptr = *ptr;
    start += kPageSize;
  }
}
// Touch every page in the region to make sure it's been COW'd.
Touch every page in the region to make sure it's been COW'd.
Touch every page in the region to make sure it ' s been COW ' d .
__attribute__((no_sanitize("all"))) static void PrefaultPages(uintptr_t start, uintptr_t end) {
  while (start < end) {
    auto ptr = reinterpret_cast<volatile uintptr_t *>(start);
    *ptr = *ptr;
    start += kPageSize;
  }
}
__attribute__ ( ( no_sanitize ( " " ) ) ) static void PrefaultPages ( uintptr_t start , uintptr_t end ) { while ( start < end ) { auto ptr = reinterpret_cast < volatile uintptr_t * > ( start ) ; * ptr = * ptr ; start += kPageSize ; } }
Touch every page in the region to make sure it's been COW'd.
Touch every page in the region to make sure it ' s been COW ' d .