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This commit is contained in:
Chris Fallin
2022-02-01 15:49:44 -08:00
parent 0ff8f6ab20
commit 01e6bb81fb
7 changed files with 60 additions and 34 deletions
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12
crates/runtime/src/memory.rs
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@@ -162,13 +162,11 @@ impl MmapMemory {
let len = request_bytes - pre_guard_bytes;
let mut memfd_slot = MemFdSlot::create(base as *mut _, len);
memfd_slot.instantiate(minimum, Some(image))?;
unsafe {
// On drop, we will unmap our mmap'd range that
// this memfd_slot was mapped on top of, so there
// is no need for the memfd_slot to wipe it with
// an anonymous mapping first.
memfd_slot.no_clear_on_drop();
}
// On drop, we will unmap our mmap'd range that this
// memfd_slot was mapped on top of, so there is no
// need for the memfd_slot to wipe it with an
// anonymous mapping first.
memfd_slot.no_clear_on_drop();
Some(memfd_slot)
}
None => None,