diff --git a/src/core/hle/service/ac/ac.cpp b/src/core/hle/service/ac/ac.cpp
index d9f1085c81..22f36a455d 100644
--- a/src/core/hle/service/ac/ac.cpp
+++ b/src/core/hle/service/ac/ac.cpp
@@ -103,7 +103,7 @@ void Module::Interface::GetWifiStatus(Kernel::HLERequestContext& ctx) {
 
 void Module::Interface::GetInfraPriority(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x27, 0, 2);
-    const std::vector<u8>& ac_config = rp.PopStaticBuffer();
+    [[maybe_unused]] const std::vector<u8>& ac_config = rp.PopStaticBuffer();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
     rb.Push(RESULT_SUCCESS);
diff --git a/src/core/hle/service/am/am.cpp b/src/core/hle/service/am/am.cpp
index e5d8746633..55f9f513e5 100644
--- a/src/core/hle/service/am/am.cpp
+++ b/src/core/hle/service/am/am.cpp
@@ -1093,7 +1093,7 @@ void Module::Interface::BeginImportProgramTemporarily(Kernel::HLERequestContext&
 
 void Module::Interface::EndImportProgram(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x0405, 0, 2); // 0x04050002
-    auto cia = rp.PopObject<Kernel::ClientSession>();
+    [[maybe_unused]] const auto cia = rp.PopObject<Kernel::ClientSession>();
 
     am->ScanForAllTitles();
 
@@ -1104,7 +1104,7 @@ void Module::Interface::EndImportProgram(Kernel::HLERequestContext& ctx) {
 
 void Module::Interface::EndImportProgramWithoutCommit(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x0406, 0, 2); // 0x04060002
-    auto cia = rp.PopObject<Kernel::ClientSession>();
+    [[maybe_unused]] const auto cia = rp.PopObject<Kernel::ClientSession>();
 
     // Note: This function is basically a no-op for us since we don't use title.db or ticket.db
     // files to keep track of installed titles.
@@ -1117,10 +1117,10 @@ void Module::Interface::EndImportProgramWithoutCommit(Kernel::HLERequestContext&
 
 void Module::Interface::CommitImportPrograms(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x0407, 3, 2); // 0x040700C2
-    auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
-    u32 title_count = rp.Pop<u32>();
-    u8 database = rp.Pop<u8>();
-    auto buffer = rp.PopMappedBuffer();
+    [[maybe_unused]] const auto media_type = static_cast<FS::MediaType>(rp.Pop<u8>());
+    [[maybe_unused]] const u32 title_count = rp.Pop<u32>();
+    [[maybe_unused]] const u8 database = rp.Pop<u8>();
+    const auto buffer = rp.PopMappedBuffer();
 
     // Note: This function is basically a no-op for us since we don't use title.db or ticket.db
     // files to keep track of installed titles.
@@ -1204,7 +1204,7 @@ ResultVal<std::unique_ptr<AMFileWrapper>> GetFileFromSession(
 
 void Module::Interface::GetProgramInfoFromCia(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x0408, 1, 2); // 0x04080042
-    auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
+    [[maybe_unused]] const auto media_type = static_cast<FS::MediaType>(rp.Pop<u8>());
     auto cia = rp.PopObject<Kernel::ClientSession>();
 
     auto file_res = GetFileFromSession(cia);
@@ -1360,7 +1360,7 @@ void Module::Interface::GetCoreVersionFromCia(Kernel::HLERequestContext& ctx) {
 
 void Module::Interface::GetRequiredSizeFromCia(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x040D, 1, 2); // 0x040D0042
-    auto media_type = static_cast<Service::FS::MediaType>(rp.Pop<u8>());
+    [[maybe_unused]] const auto media_type = static_cast<FS::MediaType>(rp.Pop<u8>());
     auto cia = rp.PopObject<Kernel::ClientSession>();
 
     auto file_res = GetFileFromSession(cia);
diff --git a/src/core/hle/service/apt/apt.cpp b/src/core/hle/service/apt/apt.cpp
index 8ce9a0ca1d..b91f38144a 100644
--- a/src/core/hle/service/apt/apt.cpp
+++ b/src/core/hle/service/apt/apt.cpp
@@ -449,11 +449,11 @@ void Module::APTInterface::PrepareToDoApplicationJump(Kernel::HLERequestContext&
 
 void Module::APTInterface::DoApplicationJump(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x32, 2, 4); // 0x00320084
-    u32 param_size = rp.Pop<u32>();
-    u32 hmac_size = rp.Pop<u32>();
+    const auto param_size = rp.Pop<u32>();
+    const auto hmac_size = rp.Pop<u32>();
 
-    auto param = rp.PopStaticBuffer();
-    auto hmac = rp.PopStaticBuffer();
+    [[maybe_unused]] const auto param = rp.PopStaticBuffer();
+    [[maybe_unused]] const auto hmac = rp.PopStaticBuffer();
 
     LOG_WARNING(Service_APT, "(STUBBED) called param_size={:08X}, hmac_size={:08X}", param_size,
                 hmac_size);
@@ -502,11 +502,11 @@ void Module::APTInterface::PrepareToStartApplication(Kernel::HLERequestContext&
 
 void Module::APTInterface::StartApplication(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x1B, 3, 4); // 0x001B00C4
-    u32 buffer1_size = rp.Pop<u32>();
-    u32 buffer2_size = rp.Pop<u32>();
-    u32 flag = rp.Pop<u32>();
-    std::vector<u8> buffer1 = rp.PopStaticBuffer();
-    std::vector<u8> buffer2 = rp.PopStaticBuffer();
+    const auto buffer1_size = rp.Pop<u32>();
+    const auto buffer2_size = rp.Pop<u32>();
+    const auto flag = rp.Pop<u32>();
+    [[maybe_unused]] const std::vector<u8> buffer1 = rp.PopStaticBuffer();
+    [[maybe_unused]] const std::vector<u8> buffer2 = rp.PopStaticBuffer();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
     rb.Push(RESULT_SUCCESS); // No error
@@ -520,10 +520,10 @@ void Module::APTInterface::AppletUtility(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x4B, 3, 2); // 0x004B00C2
 
     // These are from 3dbrew - I'm not really sure what they're used for.
-    u32 utility_command = rp.Pop<u32>();
-    u32 input_size = rp.Pop<u32>();
-    u32 output_size = rp.Pop<u32>();
-    std::vector<u8> input = rp.PopStaticBuffer();
+    const auto utility_command = rp.Pop<u32>();
+    const auto input_size = rp.Pop<u32>();
+    const auto output_size = rp.Pop<u32>();
+    [[maybe_unused]] const std::vector<u8> input = rp.PopStaticBuffer();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
     rb.Push(RESULT_SUCCESS); // No error
@@ -611,21 +611,21 @@ void Module::APTInterface::StartLibraryApplet(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x1E, 2, 4); // 0x1E0084
     AppletId applet_id = rp.PopEnum<AppletId>();
 
-    std::size_t buffer_size = rp.Pop<u32>();
+    [[maybe_unused]] const std::size_t buffer_size = rp.Pop<u32>();
     std::shared_ptr<Kernel::Object> object = rp.PopGenericObject();
-    std::vector<u8> buffer = rp.PopStaticBuffer();
+    const std::vector<u8> buffer = rp.PopStaticBuffer();
 
     LOG_DEBUG(Service_APT, "called, applet_id={:08X}", static_cast<u32>(applet_id));
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
-    rb.Push(apt->applet_manager->StartLibraryApplet(applet_id, object, buffer));
+    rb.Push(apt->applet_manager->StartLibraryApplet(applet_id, std::move(object), buffer));
 }
 
 void Module::APTInterface::CloseApplication(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x27, 1, 4);
-    u32 parameters_size = rp.Pop<u32>();
-    std::shared_ptr<Kernel::Object> object = rp.PopGenericObject();
-    std::vector<u8> buffer = rp.PopStaticBuffer();
+    [[maybe_unused]] const u32 parameters_size = rp.Pop<u32>();
+    [[maybe_unused]] const std::shared_ptr<Kernel::Object> object = rp.PopGenericObject();
+    [[maybe_unused]] const std::vector<u8> buffer = rp.PopStaticBuffer();
 
     LOG_DEBUG(Service_APT, "called");
 
diff --git a/src/core/hle/service/boss/boss.cpp b/src/core/hle/service/boss/boss.cpp
index d22e94cf19..f9b96caab0 100644
--- a/src/core/hle/service/boss/boss.cpp
+++ b/src/core/hle/service/boss/boss.cpp
@@ -58,7 +58,7 @@ void Module::Interface::GetStorageInfo(Kernel::HLERequestContext& ctx) {
 
 void Module::Interface::RegisterPrivateRootCa(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x05, 1, 2);
-    const u32 size = rp.Pop<u32>();
+    [[maybe_unused]] const u32 size = rp.Pop<u32>();
     auto& buffer = rp.PopMappedBuffer();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
@@ -96,7 +96,7 @@ void Module::Interface::GetNewArrivalFlag(Kernel::HLERequestContext& ctx) {
 
 void Module::Interface::RegisterNewArrivalEvent(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x08, 0, 2);
-    const auto event = rp.PopObject<Kernel::Event>();
+    [[maybe_unused]] const auto event = rp.PopObject<Kernel::Event>();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
     rb.Push(RESULT_SUCCESS);
@@ -282,7 +282,7 @@ void Module::Interface::SendProperty(Kernel::HLERequestContext& ctx) {
 void Module::Interface::SendPropertyHandle(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x15, 1, 2);
     const u16 property_id = rp.Pop<u16>();
-    const std::shared_ptr<Kernel::Object> object = rp.PopGenericObject();
+    [[maybe_unused]] const std::shared_ptr<Kernel::Object> object = rp.PopGenericObject();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
     rb.Push(RESULT_SUCCESS);
diff --git a/src/core/hle/service/cecd/cecd.cpp b/src/core/hle/service/cecd/cecd.cpp
index 9c3cfa0abc..55146c9bf5 100644
--- a/src/core/hle/service/cecd/cecd.cpp
+++ b/src/core/hle/service/cecd/cecd.cpp
@@ -371,7 +371,7 @@ void Module::Interface::Write(Kernel::HLERequestContext& ctx) {
                                      buffer);
         }
 
-        const u32 bytes_written = static_cast<u32>(
+        [[maybe_unused]] const u32 bytes_written = static_cast<u32>(
             session_data->file->Write(0, buffer.size(), true, buffer.data()).Unwrap());
         session_data->file->Close();
 
@@ -433,7 +433,7 @@ void Module::Interface::WriteMessage(Kernel::HLERequestContext& ctx) {
                   msg_header.sender_id, msg_header.sender_id2, msg_header.send_count,
                   msg_header.forward_count, msg_header.user_data);
 
-        const u32 bytes_written =
+        [[maybe_unused]] const u32 bytes_written =
             static_cast<u32>(message->Write(0, buffer_size, true, buffer.data()).Unwrap());
         message->Close();
 
@@ -520,7 +520,7 @@ void Module::Interface::WriteMessageWithHMAC(Kernel::HLERequestContext& ctx) {
         hmac.CalculateDigest(hmac_digest.data(), message_body.data(), msg_header.body_size);
         std::memcpy(buffer.data() + hmac_offset, hmac_digest.data(), hmac_size);
 
-        const u32 bytes_written =
+        [[maybe_unused]] const u32 bytes_written =
             static_cast<u32>(message->Write(0, buffer_size, true, buffer.data()).Unwrap());
         message->Close();
 
@@ -763,7 +763,7 @@ void Module::Interface::OpenAndWrite(Kernel::HLERequestContext& ctx) {
                 cecd->CheckAndUpdateFile(path_type, ncch_program_id, buffer);
             }
 
-            const u32 bytes_written =
+            [[maybe_unused]] const u32 bytes_written =
                 static_cast<u32>(file->Write(0, buffer.size(), true, buffer.data()).Unwrap());
             file->Close();
 
diff --git a/src/core/hle/service/cfg/cfg.cpp b/src/core/hle/service/cfg/cfg.cpp
index 924c28395f..2b1113b923 100644
--- a/src/core/hle/service/cfg/cfg.cpp
+++ b/src/core/hle/service/cfg/cfg.cpp
@@ -41,7 +41,7 @@ void Module::serialize(Archive& ar, const unsigned int) {
 SERIALIZE_IMPL(Module)
 
 /// The maximum number of block entries that can exist in the config file
-static const u32 CONFIG_FILE_MAX_BLOCK_ENTRIES = 1479;
+constexpr u32 CONFIG_FILE_MAX_BLOCK_ENTRIES = 1479;
 
 namespace {
 
@@ -104,23 +104,23 @@ struct ConsoleCountryInfo {
 static_assert(sizeof(ConsoleCountryInfo) == 4, "ConsoleCountryInfo must be exactly 4 bytes");
 } // namespace
 
-static const EULAVersion MAX_EULA_VERSION = {0x7F, 0x7F};
-static const ConsoleModelInfo CONSOLE_MODEL_OLD = {NINTENDO_3DS_XL, {0, 0, 0}};
-static const ConsoleModelInfo CONSOLE_MODEL_NEW = {NEW_NINTENDO_3DS_XL, {0, 0, 0}};
-static const u8 CONSOLE_LANGUAGE = LANGUAGE_EN;
-static const UsernameBlock CONSOLE_USERNAME_BLOCK = {u"CITRA", 0, 0};
-static const BirthdayBlock PROFILE_BIRTHDAY = {3, 25}; // March 25th, 2014
-static const u8 SOUND_OUTPUT_MODE = SOUND_SURROUND;
-static const u8 UNITED_STATES_COUNTRY_ID = 49;
+constexpr EULAVersion MAX_EULA_VERSION{0x7F, 0x7F};
+constexpr ConsoleModelInfo CONSOLE_MODEL_OLD{NINTENDO_3DS_XL, {0, 0, 0}};
+constexpr ConsoleModelInfo CONSOLE_MODEL_NEW{NEW_NINTENDO_3DS_XL, {0, 0, 0}};
+constexpr u8 CONSOLE_LANGUAGE = LANGUAGE_EN;
+constexpr UsernameBlock CONSOLE_USERNAME_BLOCK{u"CITRA", 0, 0};
+constexpr BirthdayBlock PROFILE_BIRTHDAY{3, 25}; // March 25th, 2014
+constexpr u8 SOUND_OUTPUT_MODE = SOUND_SURROUND;
+constexpr u8 UNITED_STATES_COUNTRY_ID = 49;
 /// TODO(Subv): Find what the other bytes are
-static const ConsoleCountryInfo COUNTRY_INFO = {{0, 0, 0}, UNITED_STATES_COUNTRY_ID};
+constexpr ConsoleCountryInfo COUNTRY_INFO{{0, 0, 0}, UNITED_STATES_COUNTRY_ID};
 
 /**
  * TODO(Subv): Find out what this actually is, these values fix some NaN uniforms in some games,
  * for example Nintendo Zone
  * Thanks Normmatt for providing this information
  */
-static const std::array<float, 8> STEREO_CAMERA_SETTINGS = {
+constexpr std::array<float, 8> STEREO_CAMERA_SETTINGS = {
     62.0f, 289.0f, 76.80000305175781f, 46.08000183105469f,
     10.0f, 5.0f,   55.58000183105469f, 21.56999969482422f,
 };
diff --git a/src/core/hle/service/fs/fs_user.cpp b/src/core/hle/service/fs/fs_user.cpp
index 8fea8a3eb5..80cb16cfa5 100644
--- a/src/core/hle/service/fs/fs_user.cpp
+++ b/src/core/hle/service/fs/fs_user.cpp
@@ -220,15 +220,15 @@ void FS_USER::CreateFile(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x808, 8, 2);
 
     rp.Skip(1, false); // TransactionId
-    ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
-    auto filename_type = rp.PopEnum<FileSys::LowPathType>();
-    u32 filename_size = rp.Pop<u32>();
-    u32 attributes = rp.Pop<u32>();
-    u64 file_size = rp.Pop<u64>();
+    const auto archive_handle = rp.PopRaw<ArchiveHandle>();
+    const auto filename_type = rp.PopEnum<FileSys::LowPathType>();
+    const auto filename_size = rp.Pop<u32>();
+    const auto attributes = rp.Pop<u32>();
+    const auto file_size = rp.Pop<u64>();
     std::vector<u8> filename = rp.PopStaticBuffer();
     ASSERT(filename.size() == filename_size);
 
-    FileSys::Path file_path(filename_type, filename);
+    const FileSys::Path file_path(filename_type, std::move(filename));
 
     LOG_DEBUG(Service_FS, "type={} attributes={} size={:x} data={}",
               static_cast<u32>(filename_type), attributes, file_size, file_path.DebugStr());
@@ -240,13 +240,13 @@ void FS_USER::CreateFile(Kernel::HLERequestContext& ctx) {
 void FS_USER::CreateDirectory(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x809, 6, 2);
     rp.Skip(1, false); // TransactionId
-    ArchiveHandle archive_handle = rp.PopRaw<ArchiveHandle>();
-    auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
-    u32 dirname_size = rp.Pop<u32>();
-    u32 attributes = rp.Pop<u32>();
+    const auto archive_handle = rp.PopRaw<ArchiveHandle>();
+    const auto dirname_type = rp.PopEnum<FileSys::LowPathType>();
+    const auto dirname_size = rp.Pop<u32>();
+    [[maybe_unused]] const auto attributes = rp.Pop<u32>();
     std::vector<u8> dirname = rp.PopStaticBuffer();
     ASSERT(dirname.size() == dirname_size);
-    FileSys::Path dir_path(dirname_type, dirname);
+    const FileSys::Path dir_path(dirname_type, std::move(dirname));
 
     LOG_DEBUG(Service_FS, "type={} size={} data={}", static_cast<u32>(dirname_type), dirname_size,
               dir_path.DebugStr());
@@ -366,18 +366,18 @@ void FS_USER::FormatSaveData(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_FS, "(STUBBED)");
 
     IPC::RequestParser rp(ctx, 0x84C, 9, 2);
-    auto archive_id = rp.PopEnum<FS::ArchiveIdCode>();
-    auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
-    u32 archivename_size = rp.Pop<u32>();
-    u32 block_size = rp.Pop<u32>();
-    u32 number_directories = rp.Pop<u32>();
-    u32 number_files = rp.Pop<u32>();
-    u32 directory_buckets = rp.Pop<u32>();
-    u32 file_buckets = rp.Pop<u32>();
-    bool duplicate_data = rp.Pop<bool>();
+    const auto archive_id = rp.PopEnum<ArchiveIdCode>();
+    const auto archivename_type = rp.PopEnum<FileSys::LowPathType>();
+    const auto archivename_size = rp.Pop<u32>();
+    const auto block_size = rp.Pop<u32>();
+    const auto number_directories = rp.Pop<u32>();
+    const auto number_files = rp.Pop<u32>();
+    [[maybe_unused]] const auto directory_buckets = rp.Pop<u32>();
+    [[maybe_unused]] const auto file_buckets = rp.Pop<u32>();
+    const bool duplicate_data = rp.Pop<bool>();
     std::vector<u8> archivename = rp.PopStaticBuffer();
     ASSERT(archivename.size() == archivename_size);
-    FileSys::Path archive_path(archivename_type, archivename);
+    const FileSys::Path archive_path(archivename_type, std::move(archivename));
 
     LOG_DEBUG(Service_FS, "archive_path={}", archive_path.DebugStr());
 
@@ -409,12 +409,12 @@ void FS_USER::FormatSaveData(Kernel::HLERequestContext& ctx) {
 
 void FS_USER::FormatThisUserSaveData(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x80F, 6, 0);
-    u32 block_size = rp.Pop<u32>();
-    u32 number_directories = rp.Pop<u32>();
-    u32 number_files = rp.Pop<u32>();
-    u32 directory_buckets = rp.Pop<u32>();
-    u32 file_buckets = rp.Pop<u32>();
-    bool duplicate_data = rp.Pop<bool>();
+    const auto block_size = rp.Pop<u32>();
+    const auto number_directories = rp.Pop<u32>();
+    const auto number_files = rp.Pop<u32>();
+    [[maybe_unused]] const auto directory_buckets = rp.Pop<u32>();
+    [[maybe_unused]] const auto file_buckets = rp.Pop<u32>();
+    const auto duplicate_data = rp.Pop<bool>();
 
     FileSys::ArchiveFormatInfo format_info;
     format_info.duplicate_data = duplicate_data;
diff --git a/src/core/hle/service/http_c.cpp b/src/core/hle/service/http_c.cpp
index 4879ab3716..2e861ce02e 100644
--- a/src/core/hle/service/http_c.cpp
+++ b/src/core/hle/service/http_c.cpp
@@ -421,7 +421,7 @@ void HTTP_C::CloseContext(Kernel::HLERequestContext& ctx) {
 void HTTP_C::AddRequestHeader(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x11, 3, 4);
     const u32 context_handle = rp.Pop<u32>();
-    const u32 name_size = rp.Pop<u32>();
+    [[maybe_unused]] const u32 name_size = rp.Pop<u32>();
     const u32 value_size = rp.Pop<u32>();
     const std::vector<u8> name_buffer = rp.PopStaticBuffer();
     Kernel::MappedBuffer& value_buffer = rp.PopMappedBuffer();
@@ -497,7 +497,7 @@ void HTTP_C::AddRequestHeader(Kernel::HLERequestContext& ctx) {
 void HTTP_C::AddPostDataAscii(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x12, 3, 4);
     const u32 context_handle = rp.Pop<u32>();
-    const u32 name_size = rp.Pop<u32>();
+    [[maybe_unused]] const u32 name_size = rp.Pop<u32>();
     const u32 value_size = rp.Pop<u32>();
     const std::vector<u8> name_buffer = rp.PopStaticBuffer();
     Kernel::MappedBuffer& value_buffer = rp.PopMappedBuffer();
diff --git a/src/core/hle/service/nwm/nwm_uds.cpp b/src/core/hle/service/nwm/nwm_uds.cpp
index 11ac590425..831f6c87ed 100644
--- a/src/core/hle/service/nwm/nwm_uds.cpp
+++ b/src/core/hle/service/nwm/nwm_uds.cpp
@@ -1219,8 +1219,8 @@ void NWM_UDS::ConnectToNetwork(Kernel::HLERequestContext& ctx, u16 command_id,
 void NWM_UDS::ConnectToNetwork(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x1E, 2, 4);
 
-    u8 connection_type = rp.Pop<u8>();
-    u32 passphrase_size = rp.Pop<u32>();
+    const auto connection_type = rp.Pop<u8>();
+    [[maybe_unused]] const auto passphrase_size = rp.Pop<u32>();
 
     const std::vector<u8> network_info_buffer = rp.PopStaticBuffer();
     ASSERT(network_info_buffer.size() == sizeof(NetworkInfo));
@@ -1240,8 +1240,8 @@ void NWM_UDS::ConnectToNetworkDeprecated(Kernel::HLERequestContext& ctx) {
     // info
     const auto network_info_buffer = rp.PopRaw<std::array<u8, 0x3C>>();
 
-    u8 connection_type = rp.Pop<u8>();
-    u32 passphrase_size = rp.Pop<u32>();
+    const auto connection_type = rp.Pop<u8>();
+    [[maybe_unused]] const auto passphrase_size = rp.Pop<u32>();
 
     std::vector<u8> passphrase = rp.PopStaticBuffer();
 
diff --git a/src/core/hle/service/ps/ps_ps.cpp b/src/core/hle/service/ps/ps_ps.cpp
index 1ba4d7f4c9..c99308ba27 100644
--- a/src/core/hle/service/ps/ps_ps.cpp
+++ b/src/core/hle/service/ps/ps_ps.cpp
@@ -42,8 +42,8 @@ constexpr std::array<u8, 10> KeyTypes{{
 
 void PS_PS::EncryptDecryptAes(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x4, 8, 4);
-    u32 src_size = rp.Pop<u32>();
-    u32 dest_size = rp.Pop<u32>();
+    auto src_size = rp.Pop<u32>();
+    [[maybe_unused]] const auto dest_size = rp.Pop<u32>();
 
     using CryptoPP::AES;
     std::array<u8, AES::BLOCKSIZE> iv;
diff --git a/src/core/hle/service/sm/srv.cpp b/src/core/hle/service/sm/srv.cpp
index da6d57df7f..87a084dbbc 100644
--- a/src/core/hle/service/sm/srv.cpp
+++ b/src/core/hle/service/sm/srv.cpp
@@ -50,17 +50,17 @@ constexpr int MAX_PENDING_NOTIFICATIONS = 16;
 void SRV::RegisterClient(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x1, 0, 2);
 
-    u32 pid_descriptor = rp.Pop<u32>();
+    const auto pid_descriptor = rp.Pop<u32>();
     if (pid_descriptor != IPC::CallingPidDesc()) {
         IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
         rb.Push(IPC::ERR_INVALID_BUFFER_DESCRIPTOR);
         return;
     }
-    u32 caller_pid = rp.Pop<u32>();
+    const auto caller_pid = rp.Pop<u32>();
 
     IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
     rb.Push(RESULT_SUCCESS);
-    LOG_WARNING(Service_SRV, "(STUBBED) called");
+    LOG_WARNING(Service_SRV, "(STUBBED) called. Caller PID={}", caller_pid);
 }
 
 /**
diff --git a/src/core/hle/service/soc_u.cpp b/src/core/hle/service/soc_u.cpp
index 3620b458c4..0353a9668b 100644
--- a/src/core/hle/service/soc_u.cpp
+++ b/src/core/hle/service/soc_u.cpp
@@ -504,8 +504,8 @@ void SOC_U::Accept(Kernel::HLERequestContext& ctx) {
     // preventing graceful shutdown when closing the emulator, this can be fixed by always
     // performing nonblocking operations and spinlock until the data is available
     IPC::RequestParser rp(ctx, 0x04, 2, 2);
-    u32 socket_handle = rp.Pop<u32>();
-    socklen_t max_addr_len = static_cast<socklen_t>(rp.Pop<u32>());
+    const auto socket_handle = rp.Pop<u32>();
+    [[maybe_unused]] const auto max_addr_len = static_cast<socklen_t>(rp.Pop<u32>());
     rp.PopPID();
     sockaddr addr;
     socklen_t addr_len = sizeof(addr);
@@ -724,8 +724,8 @@ void SOC_U::Poll(Kernel::HLERequestContext& ctx) {
 
 void SOC_U::GetSockName(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x17, 2, 2);
-    u32 socket_handle = rp.Pop<u32>();
-    u32 max_addr_len = rp.Pop<u32>();
+    const auto socket_handle = rp.Pop<u32>();
+    [[maybe_unused]] const auto max_addr_len = rp.Pop<u32>();
     rp.PopPID();
 
     sockaddr dest_addr;
@@ -761,25 +761,26 @@ void SOC_U::Shutdown(Kernel::HLERequestContext& ctx) {
 
 void SOC_U::GetPeerName(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x18, 2, 2);
-    u32 socket_handle = rp.Pop<u32>();
-    u32 max_addr_len = rp.Pop<u32>();
+    const auto socket_handle = rp.Pop<u32>();
+    [[maybe_unused]] const auto max_addr_len = rp.Pop<u32>();
     rp.PopPID();
 
     sockaddr dest_addr;
     socklen_t dest_addr_len = sizeof(dest_addr);
-    int ret = ::getpeername(socket_handle, &dest_addr, &dest_addr_len);
+    const int ret = ::getpeername(socket_handle, &dest_addr, &dest_addr_len);
 
     CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
     std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr));
     std::memcpy(dest_addr_buff.data(), &ctr_dest_addr, sizeof(ctr_dest_addr));
 
     int result = 0;
-    if (ret != 0)
-        ret = TranslateError(GET_ERRNO);
+    if (ret != 0) {
+        result = TranslateError(GET_ERRNO);
+    }
 
     IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
     rb.Push(RESULT_SUCCESS);
-    rb.Push(ret);
+    rb.Push(result);
     rb.PushStaticBuffer(std::move(dest_addr_buff), 0);
 }
 
@@ -788,8 +789,8 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
     // preventing graceful shutdown when closing the emulator, this can be fixed by always
     // performing nonblocking operations and spinlock until the data is available
     IPC::RequestParser rp(ctx, 0x06, 2, 4);
-    u32 socket_handle = rp.Pop<u32>();
-    u32 input_addr_len = rp.Pop<u32>();
+    const auto socket_handle = rp.Pop<u32>();
+    [[maybe_unused]] const auto input_addr_len = rp.Pop<u32>();
     rp.PopPID();
     auto input_addr_buf = rp.PopStaticBuffer();
 
@@ -809,7 +810,7 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
 void SOC_U::InitializeSockets(Kernel::HLERequestContext& ctx) {
     // TODO(Subv): Implement
     IPC::RequestParser rp(ctx, 0x01, 1, 4);
-    u32 memory_block_size = rp.Pop<u32>();
+    [[maybe_unused]] const auto memory_block_size = rp.Pop<u32>();
     rp.PopPID();
     rp.PopObject<Kernel::SharedMemory>();
 
@@ -861,12 +862,12 @@ void SOC_U::GetSockOpt(Kernel::HLERequestContext& ctx) {
 
 void SOC_U::SetSockOpt(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp(ctx, 0x12, 4, 4);
-    u32 socket_handle = rp.Pop<u32>();
-    u32 level = rp.Pop<u32>();
-    s32 optname = rp.Pop<s32>();
-    socklen_t optlen = static_cast<socklen_t>(rp.Pop<u32>());
+    const auto socket_handle = rp.Pop<u32>();
+    const auto level = rp.Pop<u32>();
+    const auto optname = rp.Pop<s32>();
+    [[maybe_unused]] const auto optlen = static_cast<socklen_t>(rp.Pop<u32>());
     rp.PopPID();
-    auto optval = rp.PopStaticBuffer();
+    const auto optval = rp.PopStaticBuffer();
 
     s32 err = 0;