changeset 021a0724c5c0 in /z/repo/m5
details: http://repo.m5sim.org/m5?cmd=changeset;node=021a0724c5c0
description:
X86: Use regular read requests in the walker instead of read exclusive.
diffstat:
src/arch/x86/pagetable_walker.cc | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diffs (21 lines):
diff -r 5651f447e601 -r 021a0724c5c0 src/arch/x86/pagetable_walker.cc
--- a/src/arch/x86/pagetable_walker.cc Sun Feb 27 14:17:26 2011 -0500
+++ b/src/arch/x86/pagetable_walker.cc Sun Feb 27 16:24:10 2011 -0800
@@ -508,7 +508,7 @@
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 @@
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();
}
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