From: Sandy Stutsman <sstut...@redhat.com>
Add MdlMappingNoExecute to MmGetSystemAddressForMDLSafe call in
ExecutePresentDisplayOnly.
Acked-by: Frediano Ziglio <fzig...@redhat.com>
---
qxldod/QxlDod.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/qxldod/QxlDod.cpp b/qxldod/QxlDod.cpp
index dc83f26..67bb88a 100755
--- a/qxldod/QxlDod.cpp
+++ b/qxldod/QxlDod.cpp
@@ -2767,7 +2767,7 @@ 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;
@@ -3666,7 +3666,7 @@ 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;
--
2.7.0.windows.1
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