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X86: Use regular read requests in the walker instead of read exclusive.

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This commit is contained in:
Gabe Black 2011-02-27 16:24:10 -08:00
parent 8135b81ae4
commit 0ce5d31159
1 changed files with 2 additions and 2 deletions
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4
src/arch/x86/pagetable_walker.cc
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@ -508,7 +508,7 @@ Walker::WalkerState::stepWalk(PacketPtr &write)
flags.set(Request::UNCACHEABLE, uncacheable);
RequestPtr request =
new Request(nextRead, oldRead->getSize(), flags);
read = new Packet(request, MemCmd::ReadExReq, Packet::Broadcast);
read = new Packet(request, MemCmd::ReadReq, Packet::Broadcast);
read->allocate();
// If we need to write, adjust the read packet to write the modified
// value back to memory.
@ -578,7 +578,7 @@ Walker::WalkerState::setupWalk(Addr vaddr)
if (cr3.pcd)
flags.set(Request::UNCACHEABLE);
RequestPtr request = new Request(topAddr, dataSize, flags);
read = new Packet(request, MemCmd::ReadExReq, Packet::Broadcast);
read = new Packet(request, MemCmd::ReadReq, Packet::Broadcast);
read->allocate();
}