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Merge pull request #4716 from wwylele/client-is-known 

HLE/IPC: HLEContext can memorize the client thread and use it for SleepClientThread
This commit is contained in:
Weiyi Wang 2019-04-15 09:08:07 -04:00 committed by GitHub
parent 4a206237be f565ea80f0
commit 11754778bb
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 16 additions and 22 deletions
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10
src/core/hle/kernel/hle_ipc.cpp
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@ -32,8 +32,7 @@ void SessionRequestHandler::ClientDisconnected(std::shared_ptr<ServerSession> se
connected_sessions.end());
}
std::shared_ptr<Event> HLERequestContext::SleepClientThread(std::shared_ptr<Thread> thread,
const std::string& reason,
std::shared_ptr<Event> HLERequestContext::SleepClientThread(const std::string& reason,
std::chrono::nanoseconds timeout,
WakeupCallback&& callback) {
// Put the client thread to sleep until the wait event is signaled or the timeout expires.
@ -60,7 +59,7 @@ std::shared_ptr<Event> HLERequestContext::SleepClientThread(std::shared_ptr<Thre
auto event = kernel.CreateEvent(Kernel::ResetType::OneShot, "HLE Pause Event: " + reason);
thread->status = ThreadStatus::WaitHleEvent;
thread->wait_objects = {event};
event->AddWaitingThread(thread);
event->AddWaitingThread(SharedFrom(thread));
if (timeout.count() > 0)
thread->WakeAfterDelay(timeout.count());
@ -68,8 +67,9 @@ std::shared_ptr<Event> HLERequestContext::SleepClientThread(std::shared_ptr<Thre
return event;
}
HLERequestContext::HLERequestContext(KernelSystem& kernel, std::shared_ptr<ServerSession> session)
: kernel(kernel), session(std::move(session)) {
HLERequestContext::HLERequestContext(KernelSystem& kernel, std::shared_ptr<ServerSession> session,
Thread* thread)
: kernel(kernel), session(std::move(session)), thread(thread) {
cmd_buf[0] = 0;
}

7
src/core/hle/kernel/hle_ipc.h
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@ -158,7 +158,7 @@ private:
*/
class HLERequestContext {
public:
HLERequestContext(KernelSystem& kernel, std::shared_ptr<ServerSession> session);
HLERequestContext(KernelSystem& kernel, std::shared_ptr<ServerSession> session, Thread* thread);
~HLERequestContext();
/// Returns a pointer to the IPC command buffer for this request.
@ -180,7 +180,6 @@ public:
/**
* Puts the specified guest thread to sleep until the returned event is signaled or until the
* specified timeout expires.
* @param thread Thread to be put to sleep.
* @param reason Reason for pausing the thread, to be used for debugging purposes.
* @param timeout Timeout in nanoseconds after which the thread will be awoken and the callback
* invoked with a Timeout reason.
@ -189,8 +188,7 @@ public:
* was called.
* @returns Event that when signaled will resume the thread and call the callback function.
*/
std::shared_ptr<Event> SleepClientThread(std::shared_ptr<Thread> thread,
const std::string& reason,
std::shared_ptr<Event> SleepClientThread(const std::string& reason,
std::chrono::nanoseconds timeout,
WakeupCallback&& callback);
@ -240,6 +238,7 @@ private:
KernelSystem& kernel;
std::array<u32, IPC::COMMAND_BUFFER_LENGTH> cmd_buf;
std::shared_ptr<ServerSession> session;
Thread* thread;
// TODO(yuriks): Check common usage of this and optimize size accordingly
boost::container::small_vector<std::shared_ptr<Object>, 8> request_handles;
// The static buffers will be created when the IPC request is translated.

2
src/core/hle/kernel/server_session.cpp
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@ -72,7 +72,7 @@ ResultCode ServerSession::HandleSyncRequest(std::shared_ptr<Thread> thread) {
kernel.memory.ReadBlock(*current_process, thread->GetCommandBufferAddress(), cmd_buf.data(),
cmd_buf.size() * sizeof(u32));
Kernel::HLERequestContext context(kernel, SharedFrom(this));
Kernel::HLERequestContext context(kernel, SharedFrom(this), thread.get());
context.PopulateFromIncomingCommandBuffer(cmd_buf.data(), *current_process);
hle_handler->HandleSyncRequest(context);

3
src/core/hle/service/fs/file.cpp
View File

@ -71,8 +71,7 @@ void File::Read(Kernel::HLERequestContext& ctx) {
rb.PushMappedBuffer(buffer);
std::chrono::nanoseconds read_timeout_ns{backend->GetReadDelayNs(length)};
ctx.SleepClientThread(Kernel::SharedFrom(system.Kernel().GetThreadManager().GetCurrentThread()),
"file::read", read_timeout_ns,
ctx.SleepClientThread("file::read", read_timeout_ns,
[](std::shared_ptr<Kernel::Thread> /*thread*/,
Kernel::HLERequestContext& /*ctx*/,
Kernel::ThreadWakeupReason /*reason*/) {

6
src/core/hle/service/fs/fs_user.cpp
View File

@ -71,8 +71,7 @@ void FS_USER::OpenFile(Kernel::HLERequestContext& ctx) {
LOG_ERROR(Service_FS, "failed to get a handle for file {}", file_path.DebugStr());
}
ctx.SleepClientThread(Kernel::SharedFrom(system.Kernel().GetThreadManager().GetCurrentThread()),
"fs_user::open", open_timeout_ns,
ctx.SleepClientThread("fs_user::open", open_timeout_ns,
[](std::shared_ptr<Kernel::Thread> /*thread*/,
Kernel::HLERequestContext& /*ctx*/,
Kernel::ThreadWakeupReason /*reason*/) {
@ -130,8 +129,7 @@ void FS_USER::OpenFileDirectly(Kernel::HLERequestContext& ctx) {
file_path.DebugStr(), mode.hex, attributes);
}
ctx.SleepClientThread(Kernel::SharedFrom(system.Kernel().GetThreadManager().GetCurrentThread()),
"fs_user::open_directly", open_timeout_ns,
ctx.SleepClientThread("fs_user::open_directly", open_timeout_ns,
[](std::shared_ptr<Kernel::Thread> /*thread*/,
Kernel::HLERequestContext& /*ctx*/,
Kernel::ThreadWakeupReason /*reason*/) {

1
src/core/hle/service/nwm/nwm_uds.cpp
View File

@ -1179,7 +1179,6 @@ void NWM_UDS::ConnectToNetwork(Kernel::HLERequestContext& ctx, u16 command_id,
static constexpr std::chrono::nanoseconds UDSConnectionTimeout{300000000};
connection_event = ctx.SleepClientThread(
Kernel::SharedFrom(system.Kernel().GetThreadManager().GetCurrentThread()),
"uds::ConnectToNetwork", UDSConnectionTimeout,
[command_id](std::shared_ptr<Kernel::Thread> thread, Kernel::HLERequestContext& ctx,
Kernel::ThreadWakeupReason reason) {

5
src/core/hle/service/sm/srv.cpp
View File

@ -127,9 +127,8 @@ void SRV::GetServiceHandle(Kernel::HLERequestContext& ctx) {
if (client_port.Failed()) {
if (wait_until_available && client_port.Code() == ERR_SERVICE_NOT_REGISTERED) {
LOG_INFO(Service_SRV, "called service={} delayed", name);
std::shared_ptr<Kernel::Event> get_service_handle_event = ctx.SleepClientThread(
Kernel::SharedFrom(system.Kernel().GetThreadManager().GetCurrentThread()),
"GetServiceHandle", std::chrono::nanoseconds(-1), get_handle);
std::shared_ptr<Kernel::Event> get_service_handle_event =
ctx.SleepClientThread("GetServiceHandle", std::chrono::nanoseconds(-1), get_handle);
get_service_handle_delayed_map[name] = std::move(get_service_handle_event);
return;
} else {

4
src/tests/core/hle/kernel/hle_ipc.cpp
View File

@ -25,7 +25,7 @@ TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel
Memory::MemorySystem memory;
Kernel::KernelSystem kernel(memory, timing, [] {}, 0);
auto session = std::get<std::shared_ptr<ServerSession>>(kernel.CreateSessionPair());
HLERequestContext context(kernel, std::move(session));
HLERequestContext context(kernel, std::move(session), nullptr);
auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
@ -237,7 +237,7 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
Memory::MemorySystem memory;
Kernel::KernelSystem kernel(memory, timing, [] {}, 0);
auto session = std::get<std::shared_ptr<ServerSession>>(kernel.CreateSessionPair());
HLERequestContext context(kernel, std::move(session));
HLERequestContext context(kernel, std::move(session), nullptr);
auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0));
auto* input = context.CommandBuffer();