diff options
Diffstat (limited to 'erts/emulator/asmjit/core/jitallocator.h')
| -rw-r--r-- | erts/emulator/asmjit/core/jitallocator.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/emulator/asmjit/core/jitallocator.h b/erts/emulator/asmjit/core/jitallocator.h index e8fe69519e..40af92924c 100644 --- a/erts/emulator/asmjit/core/jitallocator.h +++ b/erts/emulator/asmjit/core/jitallocator.h @@ -26,6 +26,10 @@ enum class JitAllocatorOptions : uint32_t { //! The first buffer has read and execute permissions and the second buffer has read+write permissions. //! //! See \ref VirtMem::allocDualMapping() for more details about this feature. + //! + //! \remarks Dual mapping would be automatically turned on by \ref JitAllocator in case of hardened runtime that + //! enforces `W^X` policy, so specifying this flag is essentually forcing to use dual mapped pages even when RWX + //! pages can be allocated and dual mapping is not necessary. kUseDualMapping = 0x00000001u, //! Enables the use of multiple pools with increasing granularity instead of a single pool. This flag would enable |