3 ms·
WASM’s memory access sandboxing is actually pretty cheap in most implementations; all the major browser engines now use reserved virtual memory with a segfault
by johncolanduoni 6y ago
WASM’s memory access sandboxing is actually pretty cheap in most implementations; all the major browser engines now use reserved virtual memory with a segfault handler on most systems instead of range checks.
- qppo 6y agoThis just cements my belief that the abstraction presented by system allocators is insufficient for modern applications. This shouldn't be done (or necessary) in userspace.