[Kernel/Memory] Added check for zeroing noaccess or readonly pages

2020-09-20 19:38:23 +02:00 · 2020-09-20 19:38:23 +02:00 · e130f666b4
parent fc15a0a0dc
commit e130f666b4
1 changed files with 2 additions and 1 deletions
--- a/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
+++ b/src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
@ -163,7 +163,8 @@ dword_result_t NtAllocateVirtualMemory(lpdword_t base_addr_ptr,

  // Zero memory, if needed.
  if (address && !(alloc_type & X_MEM_NOZERO)) {
-    if (alloc_type & X_MEM_COMMIT) {
+    if (alloc_type & X_MEM_COMMIT &&
+        !(protect_bits & (X_PAGE_NOACCESS | X_PAGE_READONLY))) {
      kernel_memory()->Zero(address, adjusted_size);
    }
  }