From: Sandy Stutsman <sstut...@redhat.com>
Add MdlMappingNoExecute to MmGetSystemAddressForMDLSafe call in
ExecutePresentDisplayOnly.
---
qxldod/QxlDod.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/qxldod/QxlDod.cpp b/qxldod/QxlDod.cpp
index 77f4f86..1225f04 100755
--- a/qxldod/QxlDod.cpp
+++ b/qxldod/QxlDod.cpp
@@ -2720,7 +2720,7 @@ VgaDevice::ExecutePresentDisplayOnly(
// Note: double mapping the buffer this way causes lot of system
// overhead for large size buffers.
ctx->SrcAddr = reinterpret_cast<BYTE*>
- (MmGetSystemAddressForMdlSafe(mdl, NormalPagePriority ));
+ (MmGetSystemAddressForMdlSafe(mdl, NormalPagePriority |
MdlMappingNoExecute));
if(!ctx->SrcAddr) {
Status = STATUS_INSUFFICIENT_RESOURCES;
@@ -3619,7 +3619,7 @@ QxlDevice::ExecutePresentDisplayOnly(
// Note: double mapping the buffer this way causes lot of system
// overhead for large size buffers.
ctx->SrcAddr = reinterpret_cast<BYTE*>
- (MmGetSystemAddressForMdlSafe(mdl, NormalPagePriority ));
+ (MmGetSystemAddressForMdlSafe(mdl, NormalPagePriority |
MdlMappingNoExecute));
if(!ctx->SrcAddr) {
Status = STATUS_INSUFFICIENT_RESOURCES;
--
1.8.3.1
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