runtime/vm/virtual_memory_linux.cc - Issue 2191723002: Fix race condition with HasMutatorThread that was being used without a lock.

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Unified Diff: runtime/vm/virtual_memory_linux.cc

Issue 2191723002: Fix race condition with HasMutatorThread that was being used without a lock. (Closed) Base URL: git@github.com:dart-lang/sdk.git@master

Patch Set: Address self review comments. Created 4 years, 5 months ago

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Index: runtime/vm/virtual_memory_linux.cc

diff --git a/runtime/vm/virtual_memory_linux.cc b/runtime/vm/virtual_memory_linux.cc

index 8973345c340354719db44941b528ebb4237dc09f..0228f68d975ca318ff6727f7e1a20a85d88a9e2c 100644

--- a/runtime/vm/virtual_memory_linux.cc

+++ b/runtime/vm/virtual_memory_linux.cc

@@ -82,7 +82,6 @@ bool VirtualMemory::Commit(uword addr, intptr_t size, bool executable) {

bool VirtualMemory::Protect(void* address, intptr_t size, Protection mode) {

ASSERT(Thread::Current()->IsMutatorThread() ||

- !Isolate::Current()->HasMutatorThread() ||

Isolate::Current()->mutator_thread()->IsAtSafepoint());

uword start_address = reinterpret_cast<uword>(address);

uword end_address = start_address + size;

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