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SVC: Add locks to the memory management.

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This commit is contained in:
Fernando Sahmkow 2020-02-27 10:28:44 -04:00
parent d4ebb510a0
commit 3902067008
1 changed files with 21 additions and 0 deletions
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21
src/core/hle/kernel/svc.cpp
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@ -135,6 +135,7 @@ enum class ResourceLimitValueType {
ResultVal<s64> RetrieveResourceLimitValue(Core::System& system, Handle resource_limit,
u32 resource_type, ResourceLimitValueType value_type) {
std::lock_guard lock{HLE::g_hle_lock};
const auto type = static_cast<ResourceType>(resource_type);
if (!IsValidResourceType(type)) {
LOG_ERROR(Kernel_SVC, "Invalid resource limit type: '{}'", resource_type);
@ -162,6 +163,7 @@ ResultVal<s64> RetrieveResourceLimitValue(Core::System& system, Handle resource_
/// Set the process heap to a given Size. It can both extend and shrink the heap.
static ResultCode SetHeapSize(Core::System& system, VAddr* heap_addr, u64 heap_size) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC, "called, heap_size=0x{:X}", heap_size);
// Size must be a multiple of 0x200000 (2MB) and be equal to or less than 8GB.
@ -192,6 +194,7 @@ static ResultCode SetHeapSize32(Core::System& system, u32* heap_addr, u32 heap_s
static ResultCode SetMemoryAttribute(Core::System& system, VAddr address, u64 size, u32 mask,
u32 attribute) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_DEBUG(Kernel_SVC,
"called, address=0x{:016X}, size=0x{:X}, mask=0x{:08X}, attribute=0x{:08X}", address,
size, mask, attribute);
@ -230,6 +233,7 @@ static ResultCode SetMemoryAttribute(Core::System& system, VAddr address, u64 si
/// Maps a memory range into a different range.
static ResultCode MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
src_addr, size);
@ -245,6 +249,7 @@ static ResultCode MapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr
/// Unmaps a region that was previously mapped with svcMapMemory
static ResultCode UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_addr, u64 size) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC, "called, dst_addr=0x{:X}, src_addr=0x{:X}, size=0x{:X}", dst_addr,
src_addr, size);
@ -261,6 +266,7 @@ static ResultCode UnmapMemory(Core::System& system, VAddr dst_addr, VAddr src_ad
/// Connect to an OS service given the port name, returns the handle to the port to out
static ResultCode ConnectToNamedPort(Core::System& system, Handle* out_handle,
VAddr port_name_address) {
std::lock_guard lock{HLE::g_hle_lock};
auto& memory = system.Memory();
if (!memory.IsValidVirtualAddress(port_name_address)) {
@ -309,6 +315,7 @@ static ResultCode ConnectToNamedPort32(Core::System& system, Handle* out_handle,
/// Makes a blocking IPC call to an OS service.
static ResultCode SendSyncRequest(Core::System& system, Handle handle) {
std::lock_guard lock{HLE::g_hle_lock};
const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
std::shared_ptr<ClientSession> session = handle_table.Get<ClientSession>(handle);
if (!session) {
@ -639,6 +646,7 @@ static void OutputDebugString([[maybe_unused]] Core::System& system, VAddr addre
/// Gets system/memory information for the current process
static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, u64 handle,
u64 info_sub_id) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC, "called info_id=0x{:X}, info_sub_id=0x{:X}, handle=0x{:08X}", info_id,
info_sub_id, handle);
@ -904,6 +912,7 @@ static ResultCode GetInfo32(Core::System& system, u32* result_low, u32* result_h
/// Maps memory at a desired address
static ResultCode MapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
if (!Common::Is4KBAligned(addr)) {
@ -953,6 +962,7 @@ static ResultCode MapPhysicalMemory(Core::System& system, VAddr addr, u64 size)
/// Unmaps memory previously mapped via MapPhysicalMemory
static ResultCode UnmapPhysicalMemory(Core::System& system, VAddr addr, u64 size) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_DEBUG(Kernel_SVC, "called, addr=0x{:016X}, size=0x{:X}", addr, size);
if (!Common::Is4KBAligned(addr)) {
@ -1129,6 +1139,7 @@ static u32 GetCurrentProcessorNumber(Core::System& system) {
static ResultCode MapSharedMemory(Core::System& system, Handle shared_memory_handle, VAddr addr,
u64 size, u32 permissions) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC,
"called, shared_memory_handle=0x{:X}, addr=0x{:X}, size=0x{:X}, permissions=0x{:08X}",
shared_memory_handle, addr, size, permissions);
@ -1202,6 +1213,7 @@ static ResultCode MapSharedMemory(Core::System& system, Handle shared_memory_han
static ResultCode QueryProcessMemory(Core::System& system, VAddr memory_info_address,
VAddr page_info_address, Handle process_handle,
VAddr address) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_TRACE(Kernel_SVC, "called process=0x{:08X} address={:X}", process_handle, address);
const auto& handle_table = system.Kernel().CurrentProcess()->GetHandleTable();
std::shared_ptr<Process> process = handle_table.Get<Process>(process_handle);
@ -1782,6 +1794,7 @@ static ResultCode ResetSignal(Core::System& system, Handle handle) {
/// Creates a TransferMemory object
static ResultCode CreateTransferMemory(Core::System& system, Handle* handle, VAddr addr, u64 size,
u32 permissions) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_DEBUG(Kernel_SVC, "called addr=0x{:X}, size=0x{:X}, perms=0x{:08X}", addr, size,
permissions);
@ -1993,6 +2006,7 @@ static ResultCode GetProcessInfo(Core::System& system, u64* out, Handle process_
}
static ResultCode CreateResourceLimit(Core::System& system, Handle* out_handle) {
std::lock_guard lock{HLE::g_hle_lock};
LOG_DEBUG(Kernel_SVC, "called");
auto& kernel = system.Kernel();
@ -2439,6 +2453,13 @@ MICROPROFILE_DEFINE(Kernel_SVC, "Kernel", "SVC", MP_RGB(70, 200, 70));
void Call(Core::System& system, u32 immediate) {
MICROPROFILE_SCOPE(Kernel_SVC);
auto& physical_core = system.CurrentPhysicalCore();
if (physical_core.IsInterrupted()) {
auto& sched = physical_core.Scheduler();
sched.TryDoContextSwitch();
}
physical_core.ClearExclusive();
const FunctionDef* info = system.CurrentProcess()->Is64BitProcess() ? GetSVCInfo64(immediate)
: GetSVCInfo32(immediate);
if (info) {