[v10.x backport] backport d48bd16 from v8 master

john-yan · Sep 17, 2018 · 182ec37 · 182ec37
1 parent 3b763cd
commit 182ec37
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/deps/v8/src/base/platform/platform-posix.cc b/deps/v8/src/base/platform/platform-posix.cc
@@ -246,11 +246,11 @@ void* OS::GetRandomMmapAddr() {
   // Use extra address space to isolate the mmap regions.
   raw_addr += uint64_t{0x400000000000};
 #elif V8_TARGET_BIG_ENDIAN
-  // Big-endian Linux: 44 bits of virtual addressing.
+  // Big-endian Linux: 42 bits of virtual addressing.
   raw_addr &= uint64_t{0x03FFFFFFF000};
 #else
-  // Little-endian Linux: 48 bits of virtual addressing.
-  raw_addr &= uint64_t{0x3FFFFFFFF000};
+  // Little-endian Linux: 46 bits of virtual addressing.
+  raw_addr &= uint64_t{0x3FFFFFFF0000};
 #endif
 #elif V8_TARGET_ARCH_MIPS64
   // We allocate code in 256 MB aligned segments because of optimizations using