diff options
Diffstat (limited to 'src/cpu/simple/atomic.cc')
| -rw-r--r-- | src/cpu/simple/atomic.cc | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/cpu/simple/atomic.cc b/src/cpu/simple/atomic.cc index 1eb219483..f3e14d401 100644 --- a/src/cpu/simple/atomic.cc +++ b/src/cpu/simple/atomic.cc @@ -292,7 +292,10 @@ AtomicSimpleCPU::AtomicCPUDPort::recvAtomicSnoop(PacketPtr pkt) } // if snoop invalidates, release any associated locks - if (pkt->isInvalidate()) { + // When run without caches, Invalidation packets will not be received + // hence we must check if the incoming packets are writes and wakeup + // the processor accordingly + if (pkt->isInvalidate() || pkt->isWrite()) { DPRINTF(SimpleCPU, "received invalidation for addr:%#x\n", pkt->getAddr()); for (auto &t_info : cpu->threadInfo) { |