diff --git a/src/citra_qt/debugger/wait_tree.cpp b/src/citra_qt/debugger/wait_tree.cpp
index be5a51e52..51e70fae3 100644
--- a/src/citra_qt/debugger/wait_tree.cpp
+++ b/src/citra_qt/debugger/wait_tree.cpp
@@ -8,7 +8,6 @@
 #include "core/hle/kernel/event.h"
 #include "core/hle/kernel/mutex.h"
 #include "core/hle/kernel/semaphore.h"
-#include "core/hle/kernel/session.h"
 #include "core/hle/kernel/thread.h"
 #include "core/hle/kernel/timer.h"
 
diff --git a/src/core/hle/kernel/client_port.cpp b/src/core/hle/kernel/client_port.cpp
index de67688c9..5ee7679eb 100644
--- a/src/core/hle/kernel/client_port.cpp
+++ b/src/core/hle/kernel/client_port.cpp
@@ -7,7 +7,6 @@
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/server_port.h"
 #include "core/hle/kernel/server_session.h"
-#include "core/hle/service/service.h"
 
 namespace Kernel {
 
diff --git a/src/core/hle/kernel/client_port.h b/src/core/hle/kernel/client_port.h
index 7a53c93b8..4848cb4c4 100644
--- a/src/core/hle/kernel/client_port.h
+++ b/src/core/hle/kernel/client_port.h
@@ -5,14 +5,9 @@
 #pragma once
 
 #include <string>
-#include <memory>
 #include "common/common_types.h"
 #include "core/hle/kernel/kernel.h"
 
-namespace Service {
-class Interface;
-}
-
 namespace Kernel {
 
 class ServerPort;
@@ -21,6 +16,17 @@ class ServerSession;
 class ClientPort final : public Object {
 public:
     friend class ServerPort;
+    std::string GetTypeName() const override {
+        return "ClientPort";
+    }
+    std::string GetName() const override {
+        return name;
+    }
+
+    static const HandleType HANDLE_TYPE = HandleType::ClientPort;
+    HandleType GetHandleType() const override {
+        return HANDLE_TYPE;
+    }
 
     /**
      * Adds the specified server session to the queue of pending sessions of the associated ServerPort
@@ -28,18 +34,10 @@ public:
      */
     void AddWaitingSession(SharedPtr<ServerSession> server_session);
 
-    std::string GetTypeName() const override { return "ClientPort"; }
-    std::string GetName() const override { return name; }
-
-    static const HandleType HANDLE_TYPE = HandleType::ClientPort;
-    HandleType GetHandleType() const override {
-        return HANDLE_TYPE;
-    }
-
-    SharedPtr<ServerPort> server_port;                           ///< ServerPort associated with this client port.
-    u32 max_sessions;                                            ///< Maximum number of simultaneous sessions the port can have
-    u32 active_sessions;                                         ///< Number of currently open sessions to this port
-    std::string name;                                            ///< Name of client port (optional)
+    SharedPtr<ServerPort> server_port; ///< ServerPort associated with this client port.
+    u32 max_sessions;    ///< Maximum number of simultaneous sessions the port can have
+    u32 active_sessions; ///< Number of currently open sessions to this port
+    std::string name;    ///< Name of client port (optional)
 private:
     ClientPort();
     ~ClientPort() override;
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp
index 31ea8045a..c8be29b0a 100644
--- a/src/core/hle/kernel/client_session.cpp
+++ b/src/core/hle/kernel/client_session.cpp
@@ -4,11 +4,8 @@
 
 #include "common/assert.h"
 
-#include "core/hle/kernel/client_port.h"
 #include "core/hle/kernel/client_session.h"
 #include "core/hle/kernel/server_session.h"
-#include "core/hle/kernel/kernel.h"
-#include "core/hle/service/service.h"
 
 namespace Kernel {
 
diff --git a/src/core/hle/kernel/client_session.h b/src/core/hle/kernel/client_session.h
index a951ea4d6..e34528301 100644
--- a/src/core/hle/kernel/client_session.h
+++ b/src/core/hle/kernel/client_session.h
@@ -11,13 +11,8 @@
 
 #include "core/hle/kernel/kernel.h"
 
-namespace Service {
-class Interface;
-}
-
 namespace Kernel {
 
-class ClientPort;
 class ServerSession;
 
 class ClientSession final : public Object {
@@ -30,11 +25,17 @@ public:
      */
     static ResultVal<SharedPtr<ClientSession>> Create(SharedPtr<ServerSession> server_session, std::string name = "Unknown");
 
-    std::string GetTypeName() const override { return "ClientSession"; }
-    std::string GetName() const override { return name; }
+    std::string GetTypeName() const override {
+        return "ClientSession";
+    }
+    std::string GetName() const override {
+        return name;
+    }
 
     static const HandleType HANDLE_TYPE = HandleType::ClientSession;
-    HandleType GetHandleType() const override { return HANDLE_TYPE; }
+    HandleType GetHandleType() const override {
+        return HANDLE_TYPE;
+    }
 
     /**
      * Handle a SyncRequest from the emulated application.
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 4bd505b5d..9808d375b 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -31,24 +31,22 @@ enum KernelHandle : Handle {
 };
 
 enum class HandleType : u32 {
-    Unknown         = 0,
-
-
-    Event           = 3,
-    Mutex           = 4,
-    SharedMemory    = 5,
-    Redirection     = 6,
-    Thread          = 7,
-    Process         = 8,
-    AddressArbiter  = 9,
-    Semaphore       = 10,
-    Timer           = 11,
-    ResourceLimit   = 12,
-    CodeSet         = 13,
-    ClientPort      = 14,
-    ServerPort      = 15,
-    ClientSession   = 16,
-    ServerSession   = 17,
+    Unknown,
+    Event,
+    Mutex,
+    SharedMemory,
+    Redirection,
+    Thread,
+    Process,
+    AddressArbiter,
+    Semaphore,
+    Timer,
+    ResourceLimit,
+    CodeSet,
+    ClientPort,
+    ServerPort,
+    ClientSession,
+    ServerSession,
 };
 
 enum {
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
index 200a7b815..006d67e65 100644
--- a/src/core/hle/kernel/server_session.cpp
+++ b/src/core/hle/kernel/server_session.cpp
@@ -4,7 +4,6 @@
 
 #include <tuple>
 
-#include "core/hle/kernel/client_port.h"
 #include "core/hle/kernel/client_session.h"
 #include "core/hle/kernel/server_session.h"
 #include "core/hle/kernel/thread.h"
diff --git a/src/core/hle/kernel/server_session.h b/src/core/hle/kernel/server_session.h
index 86fe641c0..70661e9af 100644
--- a/src/core/hle/kernel/server_session.h
+++ b/src/core/hle/kernel/server_session.h
@@ -16,7 +16,6 @@
 namespace Kernel {
 
 class ClientSession;
-class ClientPort;
 
 /**
  * Kernel object representing the server endpoint of an IPC session. Sessions are the basic CTR-OS
@@ -44,10 +43,14 @@ public:
      */
     static ResultVal<SharedPtr<ServerSession>> Create(std::string name = "Unknown", std::shared_ptr<Service::SessionRequestHandler> hle_handler = nullptr);
 
-    std::string GetTypeName() const override { return "ServerSession"; }
+    std::string GetTypeName() const override {
+        return "ServerSession";
+    }
 
     static const HandleType HANDLE_TYPE = HandleType::ServerSession;
-    HandleType GetHandleType() const override { return HANDLE_TYPE; }
+    HandleType GetHandleType() const override {
+        return HANDLE_TYPE;
+    }
 
     /**
      * Creates a pair of ServerSession and an associated ClientSession.
diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp
index e40483c72..a9f457726 100644
--- a/src/core/hle/service/fs/archive.cpp
+++ b/src/core/hle/service/fs/archive.cpp
@@ -25,9 +25,9 @@
 #include "core/hle/hle.h"
 #include "core/hle/kernel/client_session.h"
 #include "core/hle/result.h"
-#include "core/hle/service/service.h"
 #include "core/hle/service/fs/archive.h"
 #include "core/hle/service/fs/fs_user.h"
+#include "core/hle/service/service.h"
 #include "core/memory.h"
 
 // Specializes std::hash for ArchiveIdCode, so that we can use it in std::unordered_map.
@@ -97,6 +97,7 @@ ResultCode File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> serv
     u32* cmd_buff = Kernel::GetCommandBuffer();
     FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
     switch (cmd) {
+
     // Read from file...
     case FileCommand::Read: {
         u64 offset = cmd_buff[1] | ((u64)cmd_buff[2]) << 32;
@@ -170,8 +171,7 @@ ResultCode File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> serv
         break;
     }
 
-    case FileCommand::OpenLinkFile:
-    {
+    case FileCommand::OpenLinkFile: {
         LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
         auto sessions = Kernel::ServerSession::CreateSessionPair(GetName(), shared_from_this());
         cmd_buff[3] = Kernel::g_handle_table.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions)).ValueOr(INVALID_HANDLE);
@@ -195,7 +195,7 @@ ResultCode File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> serv
         LOG_ERROR(Service_FS, "Unknown command=0x%08X!", cmd);
         ResultCode error = UnimplementedFunction(ErrorModule::FS);
         cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
-        return RESULT_SUCCESS;
+        return error;
     }
     cmd_buff[1] = RESULT_SUCCESS.raw; // No error
     return RESULT_SUCCESS;
diff --git a/src/core/hle/service/service.h b/src/core/hle/service/service.h
index dd268f39c..931512339 100644
--- a/src/core/hle/service/service.h
+++ b/src/core/hle/service/service.h
@@ -50,23 +50,23 @@ enum DescriptorType : u32 {
 };
 
 /**
-* @brief Creates a command header to be used for IPC
-* @param command_id            ID of the command to create a header for.
-* @param normal_params         Size of the normal parameters in words. Up to 63.
-* @param translate_params_size Size of the translate parameters in words. Up to 63.
-* @return The created IPC header.
-*
-* Normal parameters are sent directly to the process while the translate parameters might go
-* through modifications and checks by the kernel.
-* The translate parameters are described by headers generated with the IPC::*Desc functions.
-*
-* @note While #normal_params is equivalent to the number of normal parameters,
-* #translate_params_size includes the size occupied by the translate parameters headers.
-*/
+ * @brief Creates a command header to be used for IPC
+ * @param command_id            ID of the command to create a header for.
+ * @param normal_params         Size of the normal parameters in words. Up to 63.
+ * @param translate_params_size Size of the translate parameters in words. Up to 63.
+ * @return The created IPC header.
+ *
+ * Normal parameters are sent directly to the process while the translate parameters might go
+ * through modifications and checks by the kernel.
+ * The translate parameters are described by headers generated with the IPC::*Desc functions.
+ *
+ * @note While #normal_params is equivalent to the number of normal parameters,
+ * #translate_params_size includes the size occupied by the translate parameters headers.
+ */
 constexpr u32 MakeHeader(u16 command_id, unsigned int normal_params,
                          unsigned int translate_params_size) {
     return (u32(command_id) << 16) | ((u32(normal_params) & 0x3F) << 6) |
-        (u32(translate_params_size) & 0x3F);
+           (u32(translate_params_size) & 0x3F);
 }
 
 union Header {
@@ -77,7 +77,7 @@ union Header {
 };
 
 inline Header ParseHeader(u32 header) {
-    return{ header };
+    return {header};
 }
 
 constexpr u32 MoveHandleDesc(u32 num_handles = 1) {
@@ -111,19 +111,19 @@ union StaticBufferDescInfo {
 };
 
 inline StaticBufferDescInfo ParseStaticBufferDesc(const u32 desc) {
-    return{ desc };
+    return {desc};
 }
 
 /**
-* @brief Creates a header describing a buffer to be sent over PXI.
-* @param size         Size of the buffer. Max 0x00FFFFFF.
-* @param buffer_id    The Id of the buffer. Max 0xF.
-* @param is_read_only true if the buffer is read-only. If false, the buffer is considered to have
-* read-write access.
-* @return The created PXI buffer header.
-*
-* The next value is a phys-address of a table located in the BASE memregion.
-*/
+ * @brief Creates a header describing a buffer to be sent over PXI.
+ * @param size         Size of the buffer. Max 0x00FFFFFF.
+ * @param buffer_id    The Id of the buffer. Max 0xF.
+ * @param is_read_only true if the buffer is read-only. If false, the buffer is considered to have
+ * read-write access.
+ * @return The created PXI buffer header.
+ *
+ * The next value is a phys-address of a table located in the BASE memregion.
+ */
 inline u32 PXIBufferDesc(u32 size, unsigned buffer_id, bool is_read_only) {
     u32 type = PXIBuffer;
     if (is_read_only)
diff --git a/src/core/hle/service/srv.cpp b/src/core/hle/service/srv.cpp
index 6731afc22..d228e3523 100644
--- a/src/core/hle/service/srv.cpp
+++ b/src/core/hle/service/srv.cpp
@@ -6,11 +6,10 @@
 
 #include "common/common_types.h"
 #include "common/logging/log.h"
-#include "core/hle/service/srv.h"
 #include "core/hle/kernel/client_session.h"
+#include "core/hle/kernel/server_session.h"
 #include "core/hle/kernel/event.h"
 #include "core/hle/service/srv.h"
-#include "core/hle/kernel/server_session.h"
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
 // Namespace SRV