Merge branch 'yuzu-emu:master' into new-shortcut

1 files changed, 8 insertions, 2 deletions

diff --git a/src/core/hle/kernel/svc/svc_memory.cpp b/src/core/hle/kernel/svc/svc_memory.cpp
index 2cab74127..97f1210de 100644
--- a/src/core/hle/kernel/svc/svc_memory.cpp
+++ b/src/core/hle/kernel/svc/svc_memory.cpp
@@ -76,7 +76,7 @@ Result MapUnmapMemorySanityChecks(const KPageTable& manager, u64 dst_addr, u64 s
 } // namespace
 
 Result SetMemoryPermission(Core::System& system, u64 address, u64 size, MemoryPermission perm) {
-    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X", address, size,
+    LOG_DEBUG(Kernel_SVC, "called, address=0x{:016X}, size=0x{:X}, perm=0x{:08X}", address, size,
               perm);
 
     // Validate address / size.
@@ -108,10 +108,16 @@ Result SetMemoryAttribute(Core::System& system, u64 address, u64 size, u32 mask,
     R_UNLESS((address < address + size), ResultInvalidCurrentMemory);
 
     // Validate the attribute and mask.
-    constexpr u32 SupportedMask = static_cast<u32>(MemoryAttribute::Uncached);
+    constexpr u32 SupportedMask =
+        static_cast<u32>(MemoryAttribute::Uncached | MemoryAttribute::PermissionLocked);
     R_UNLESS((mask | attr) == mask, ResultInvalidCombination);
     R_UNLESS((mask | attr | SupportedMask) == SupportedMask, ResultInvalidCombination);
 
+    // Check that permission locked is either being set or not masked.
+    R_UNLESS((static_cast<Svc::MemoryAttribute>(mask) & Svc::MemoryAttribute::PermissionLocked) ==
+                 (static_cast<Svc::MemoryAttribute>(attr) & Svc::MemoryAttribute::PermissionLocked),
+             ResultInvalidCombination);
+
     // Validate that the region is in range for the current process.
     auto& page_table{GetCurrentProcess(system.Kernel()).GetPageTable()};
     R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory);