fix static analyzer error that is blocking CI

If a system does not support setting the platform profile (i.e., does
not have the file /sys/firmware/acpi/platform_profile), then everything
that interacts with it is skipped to prevent errors. This situation is
more common than I expected.[1]

[1] https://github.com/FeralInteractive/gamemode/issues/524

.github/workflows/build-and-test.yml

@@ -1,15 +1,18 @@
 name: Build and test
 on: [push, pull_request]
+permissions:
+  contents: read
+  actions: write
 
 jobs:
   build-and-test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v2
       - name: Install dependencies
         run: |
-          sudo apt install build-essential meson appstream clang clang-format clang-tools libdbus-1-dev libinih-dev libsystemd-dev
+          sudo DEBIAN_FRONTEND=noninteractive apt-get install -y build-essential meson appstream clang clang-format clang-tools libdbus-1-dev libinih-dev libsystemd-dev systemd-dev
       - name: Check format
         env:
           CI: "true"
@@ -31,7 +34,7 @@ jobs:
           ./scripts/static-analyser-check.sh
       - name: Upload logs
         if: ${{ always() }}
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: logs
           path: |

.gitignore

@@ -1,2 +1,3 @@
 /builddir
 /subprojects/packagecache/
+/subprojects/inih-r*

LICENSE.txt

@@ -1,4 +1,4 @@
-Copyright (c) 2017-2024, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

README.md

@@ -20,7 +20,7 @@ Issues with GameMode should be reported here in the issues section, and not repo
 ---
 ## Requesting GameMode
 
-For games/launchers which integrate GameMode support (see list later on), simply running the game will automatically activate GameMode.
+For games/launchers which integrate GameMode support, simply running the game will automatically activate GameMode.
 
 For others, you must manually request GameMode when running the game. This can be done by launching the game through `gamemoderun`:
 ```bash
@@ -58,30 +58,6 @@ You can do this by setting the environment variable `GAMEMODERUNEXEC` to your wr
 
 GameMode will not be injected to the wrapper.
 
----
-## Apps with GameMode integration
-
-### Games
-The following games are known to integrate GameMode support (meaning they don't require any additional configuration to activate GameMode while running):
-* DiRT 4
-* Rise of the Tomb Raider
-* Shadow of the Tomb Raider
-* Total War Saga: Thrones of Britannia
-* Total War: ROME REMASTERED
-* Total War: Three Kingdoms
-* Total War: WARHAMMER II
-* Total War: WARHAMMER III
-
-### Others
-Other apps which can integrate with GameMode include:
-* [ATLauncher](https://atlauncher.com/downloads) Minecraft launcher
-* [Cemu](https://cemu.info/) Wii U emulator
-* [GNOME Shell Extension](https://github.com/trsnaqe/gamemode-shell-extension) GameMode status indicator extension for GNOME Shell
-* [Lutris](https://lutris.net/) Install and play any video game easily
-  * Enables GameMode for all games by default if available (must have both 32- and 64-bit GameMode libraries installed), configurable in preferences.
-* [Prism Launcher](https://prismlauncher.org/) Minecraft launcher
-* [RetroArch](https://www.retroarch.com) Frontend for emulators, game engines and media players
-* [Vinegar](https://vinegarhq.org/) Roblox Player/Studio bootstrapper
 ---
 ## Development [![Build and test](https://github.com/FeralInteractive/gamemode/actions/workflows/build-and-test.yml/badge.svg)](https://github.com/FeralInteractive/gamemode/actions/workflows/build-and-test.yml)
 
@@ -90,15 +66,16 @@ The design of GameMode has a clear-cut abstraction between the host daemon and l
 See repository subdirectories for information on each component.
 
 ### Install Dependencies
-GameMode depends on `meson` for building and `systemd` for internal communication. This repo contains a `bootstrap.sh` script to allow for quick install to the user bus, but check `meson_options.txt` for custom settings.
-
-#### Ubuntu/Debian (you may also need `dbus-user-session`)
+GameMode depends on `meson` for building and `systemd` for internal communication. This repo contains a `bootstrap.sh` script to allow for quick install to the user bus, but check `meson_options.txt` for custom settings. These instructions all assume that you
+already have a C development environment (gcc or clang, libc-devel, etc) installed.
 
+#### Ubuntu/Debian
+Note: Debian 13 and Ubuntu 25.04 (and later) need to install `systemd-dev` in addition to the dependencies below.
 ```bash
-apt install meson libsystemd-dev pkg-config ninja-build git libdbus-1-dev libinih-dev build-essential
+apt update && apt install meson libsystemd-dev pkg-config ninja-build git dbus-user-session libdbus-1-dev libinih-dev build-essential
 ```
 
-On Ubuntu 18.04, you'll need to install `python3` package and install the latest meson version from `pip`.
+On Debian 12 and Ubuntu 22 (and earlier), you'll need to install `python3` and `python3-venv` packages to install the latest meson version from `pip`.
 
 ```bash
 python3 -m venv .venv
@@ -115,12 +92,28 @@ rm -rf .venv
 
 #### Arch
 ```bash
-pacman -S meson systemd git dbus libinih
+pacman -S meson systemd git dbus libinih gcc pkgconf
 ```
+
+#### RHEL 10 and variants
+Note: Older versions of RHEL (and variants) cannot build gamemode due to not exposing libdbus-1 to pkg-config.
+(also - don't try and play games on RHEL, come on)
+
+You must have [EPEL](https://docs.fedoraproject.org/en-US/epel/getting-started/) enabled to install all dependencies.
+```bash
+dnf install meson systemd-devel pkg-config git dbus-devel inih-devel
+```
+
 #### Fedora
 ```bash
-dnf install meson systemd-devel pkg-config git dbus-devel
+dnf install meson systemd-devel pkg-config git dbus-devel inih-devel
 ```
+
+#### OpenSUSE Leap/Tumbleweed
+```bash
+zypper install meson systemd-devel git dbus-1-devel libgcc_s1 libstdc++-devel libinih-devel
+```
+
 #### Gentoo
 Gentoo has an ebuild which builds a stable release from sources. It will also pull in all the dependencies so you can work on the source code.
 ```bash
@@ -131,6 +124,12 @@ You can also install using the latest sources from git:
 ACCEPT_KEYWORDS="**" emerge --ask ~games-util/gamemode-9999
 ```
 
+#### Nix
+Similar to Gentoo, nixOS already has a package for gamemode, so we can use that to setup an environment:
+```bash
+nix-shell -p pkgs.gamemode.buildInputs pkgs.gamemode.nativeBuildInputs
+```
+
 ### Build and Install GameMode
 Then clone, build and install a release version of GameMode at 1.8.2:
 
@@ -165,7 +164,7 @@ See the [contributors](https://github.com/FeralInteractive/gamemode/graphs/contr
 ---
 ## License
 
-Copyright © 2017-2024 Feral Interactive
+Copyright © 2017-2025 Feral Interactive and the GameMode contributors
 
 GameMode is available under the terms of the BSD 3-Clause License (Revised)
 

common/common-cpu.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-cpu.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-external.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-external.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-governors.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-governors.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-gpu.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-gpu.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-helpers.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 Copyright (c) 2019, Red Hat
 All rights reserved.
 

common/common-helpers.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-logging.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-logging.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-pidfds.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 Copyright (c) 2019, Red Hat
 All rights reserved.
 

common/common-pidfds.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 Copyright (c) 2019, Red Hat
 All rights reserved.
 

common/common-power.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 Copyright (c) 2019, Intel Corporation
 All rights reserved.
 

common/common-power.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

common/common-profile.c

@@ -0,0 +1,86 @@
+/*
+
+Copyright (c) 2025, the GameMode contributors
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+#define _GNU_SOURCE
+
+#include "common-profile.h"
+#include "common-logging.h"
+
+/**
+ * Path for platform profile
+ */
+const char *profile_path = "/sys/firmware/acpi/platform_profile";
+
+/**
+ * Check if platform profile file exists
+ */
+int profile_exists(void)
+{
+	return !access(profile_path, F_OK);
+}
+
+/**
+ * Return the current platform profile state
+ */
+const char *get_profile_state(void)
+{
+	/* Persistent profile state */
+	static char profile[64] = { 0 };
+	memset(profile, 0, sizeof(profile));
+
+	FILE *f = fopen(profile_path, "r");
+	if (!f) {
+		LOG_ERROR("Failed to open file for read %s\n", profile_path);
+		return "none";
+	}
+
+	/* Grab the file length */
+	fseek(f, 0, SEEK_END);
+	long length = ftell(f);
+	fseek(f, 0, SEEK_SET);
+
+	if (length == -1) {
+		LOG_ERROR("Failed to seek file %s\n", profile_path);
+	} else {
+		char contents[length + 1];
+
+		if (fread(contents, 1, (size_t)length, f) > 0) {
+			strtok(contents, "\n");
+			strncpy(profile, contents, sizeof(profile) - 1);
+		} else {
+			LOG_ERROR("Failed to read contents of %s\n", profile_path);
+		}
+	}
+
+	fclose(f);
+
+	return profile;
+}

common/common-profile.h

@@ -0,0 +1,50 @@
+/*
+
+Copyright (c) 2025, the GameMode contributors
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+#pragma once
+
+#include <linux/limits.h>
+#include <unistd.h>
+
+/**
+ * Path for platform profile
+ */
+extern const char *profile_path;
+
+/**
+ * Check if platform profile file exists
+ */
+int profile_exists(void);
+
+/**
+ * Get the current platform profile state
+ */
+const char *get_profile_state(void);

common/common-splitlock.c

@@ -0,0 +1,64 @@
+/*
+
+Copyright (c) 2025, the GameMode contributors
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+#define _GNU_SOURCE
+
+#include "common-splitlock.h"
+#include "common-logging.h"
+
+/**
+ * Path for the split lock mitigation state
+ */
+const char *splitlock_path = "/proc/sys/kernel/split_lock_mitigate";
+
+/**
+ * Return the current split lock mitigation state
+ */
+long get_splitlock_state(void)
+{
+	FILE *f = fopen(splitlock_path, "r");
+	if (!f) {
+		LOG_ERROR("Failed to open file for read %s\n", splitlock_path);
+		return -1;
+	}
+
+	char contents[41] = { 0 };
+	long value = -1;
+
+	if (fread(contents, 1, sizeof contents - 1, f) > 0) {
+		value = strtol(contents, NULL, 10);
+	} else {
+		LOG_ERROR("Failed to read contents of %s\n", splitlock_path);
+	}
+	fclose(f);
+
+	return value;
+}

common/common-splitlock.h

@@ -0,0 +1,44 @@
+/*
+
+Copyright (c) 2025, the GameMode contributors
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+#pragma once
+
+#include <linux/limits.h>
+
+/**
+ * Path for the split lock mitagation state
+ */
+extern const char *splitlock_path;
+
+/**
+ * Get the current split lock mitigation state
+ */
+long get_splitlock_state(void);

common/meson.build

@@ -2,6 +2,8 @@
 common_sources = [
     'common-logging.c',
     'common-governors.c',
+    'common-profile.c',
+    'common-splitlock.c',
     'common-external.c',
     'common-helpers.c',
     'common-gpu.c',

daemon/gamemode-config.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -88,6 +88,9 @@ struct GameModeConfig {
 		char defaultgov[CONFIG_VALUE_MAX];
 		char desiredgov[CONFIG_VALUE_MAX];
 
+		char defaultprof[CONFIG_VALUE_MAX];
+		char desiredprof[CONFIG_VALUE_MAX];
+
 		char igpu_desiredgov[CONFIG_VALUE_MAX];
 		float igpu_power_threshold;
 
@@ -265,6 +268,10 @@ static int inih_handler(void *user, const char *section, const char *name, const
 			valid = get_string_value(value, self->values.defaultgov);
 		} else if (strcmp(name, "desiredgov") == 0) {
 			valid = get_string_value(value, self->values.desiredgov);
+		} else if (strcmp(name, "defaultprof") == 0) {
+			valid = get_string_value(value, self->values.defaultprof);
+		} else if (strcmp(name, "desiredprof") == 0) {
+			valid = get_string_value(value, self->values.desiredprof);
 		} else if (strcmp(name, "igpu_desiredgov") == 0) {
 			valid = get_string_value(value, self->values.igpu_desiredgov);
 		} else if (strcmp(name, "igpu_power_threshold") == 0) {
@@ -691,13 +698,29 @@ void config_get_default_governor(GameModeConfig *self, char governor[CONFIG_VALU
 }
 
 /*
- * Get the chosen desired governor
+ * Get the chosen desired platform profile
  */
 void config_get_desired_governor(GameModeConfig *self, char governor[CONFIG_VALUE_MAX])
 {
 	memcpy_locked_config(self, governor, self->values.desiredgov, sizeof(self->values.desiredgov));
 }
 
+/*
+ * Get the chosen default platform profile
+ */
+void config_get_default_profile(GameModeConfig *self, char profile[CONFIG_VALUE_MAX])
+{
+	memcpy_locked_config(self, profile, self->values.defaultprof, sizeof(self->values.defaultprof));
+}
+
+/*
+ * Get the chosen desired governor
+ */
+void config_get_desired_profile(GameModeConfig *self, char profile[CONFIG_VALUE_MAX])
+{
+	memcpy_locked_config(self, profile, self->values.desiredprof, sizeof(self->values.desiredprof));
+}
+
 /*
  * Get the chosen iGPU desired governor
  */

daemon/gamemode-config.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -102,6 +102,8 @@ bool config_get_inhibit_screensaver(GameModeConfig *self);
 long config_get_script_timeout(GameModeConfig *self);
 void config_get_default_governor(GameModeConfig *self, char governor[CONFIG_VALUE_MAX]);
 void config_get_desired_governor(GameModeConfig *self, char governor[CONFIG_VALUE_MAX]);
+void config_get_default_profile(GameModeConfig *self, char profile[CONFIG_VALUE_MAX]);
+void config_get_desired_profile(GameModeConfig *self, char profile[CONFIG_VALUE_MAX]);
 void config_get_igpu_desired_governor(GameModeConfig *self, char governor[CONFIG_VALUE_MAX]);
 float config_get_igpu_power_threshold(GameModeConfig *self);
 void config_get_soft_realtime(GameModeConfig *self, char softrealtime[CONFIG_VALUE_MAX]);

daemon/gamemode-context.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -36,6 +36,8 @@ POSSIBILITY OF SUCH DAMAGE.
 #include "common-helpers.h"
 #include "common-logging.h"
 #include "common-power.h"
+#include "common-profile.h"
+#include "common-splitlock.h"
 
 #include "gamemode.h"
 #include "gamemode-config.h"
@@ -71,6 +73,11 @@ enum GameModeGovernor {
 	GAME_MODE_GOVERNOR_IGPU_DESIRED,
 };
 
+enum GameModeProfile {
+	GAME_MODE_PROFILE_DEFAULT,
+	GAME_MODE_PROFILE_DESIRED,
+};
+
 struct GameModeContext {
 	pthread_rwlock_t rwlock; /**<Guard access to the client list */
 	_Atomic int refcount;    /**<Allow cycling the game mode */
@@ -82,6 +89,9 @@ struct GameModeContext {
 
 	enum GameModeGovernor current_govenor;
 
+	char initial_profile[64];
+	enum GameModeProfile current_profile;
+
 	struct GameModeGPUInfo *stored_gpu; /**<Stored GPU info for the current GPU */
 	struct GameModeGPUInfo *target_gpu; /**<Target GPU info for the current GPU */
 
@@ -209,6 +219,13 @@ void game_mode_context_destroy(GameModeContext *self)
 	pthread_rwlock_destroy(&self->rwlock);
 }
 
+static void game_mode_store_splitlock(GameModeContext *self)
+{
+	long initial_state = get_splitlock_state();
+	self->initial_split_lock_mitigate = initial_state;
+	LOG_MSG("split lock mitigation was initially set to [%ld]\n", initial_state);
+}
+
 static int game_mode_disable_splitlock(GameModeContext *self, bool disable)
 {
 	if (!config_get_disable_splitlock(self->config))
@@ -217,30 +234,8 @@ static int game_mode_disable_splitlock(GameModeContext *self, bool disable)
 	long value_num = self->initial_split_lock_mitigate;
 	char value_str[40];
 
-	if (disable) {
-		FILE *f = fopen("/proc/sys/kernel/split_lock_mitigate", "r");
-		if (f == NULL) {
-			if (errno == ENOENT)
-				return 0;
-
-			LOG_ERROR("Couldn't open /proc/sys/kernel/split_lock_mitigate : %s\n", strerror(errno));
-			return 1;
-		}
-
-		if (fgets(value_str, sizeof value_str, f) == NULL) {
-			LOG_ERROR("Couldn't read from /proc/sys/kernel/split_lock_mitigate : %s\n",
-			          strerror(errno));
-			fclose(f);
-			return 1;
-		}
-
-		self->initial_split_lock_mitigate = strtol(value_str, NULL, 10);
-		fclose(f);
-
-		value_num = 0;
-		if (self->initial_split_lock_mitigate == value_num)
-			return 0;
-	}
+	if (disable && value_num == 0)
+		return 0;
 
 	if (value_num == -1)
 		return 0;
@@ -261,25 +256,26 @@ static int game_mode_disable_splitlock(GameModeContext *self, bool disable)
 	return 0;
 }
 
+static void game_mode_store_governor(GameModeContext *self)
+{
+	if (self->current_govenor != GAME_MODE_GOVERNOR_DEFAULT)
+		return;
+
+	const char *initial_state = get_gov_state();
+	if (initial_state == NULL)
+		return;
+
+	strncpy(self->initial_cpu_mode, initial_state, sizeof(self->initial_cpu_mode) - 1);
+	self->initial_cpu_mode[sizeof(self->initial_cpu_mode) - 1] = '\0';
+	LOG_MSG("governor was initially set to [%s]\n", initial_state);
+}
+
 static int game_mode_set_governor(GameModeContext *self, enum GameModeGovernor gov)
 {
 	if (self->current_govenor == gov) {
 		return 0;
 	}
 
-	if (self->current_govenor == GAME_MODE_GOVERNOR_DEFAULT) {
-		/* Read the initial governor state so we can revert it correctly */
-		const char *initial_state = get_gov_state();
-		if (initial_state == NULL) {
-			return 0;
-		}
-
-		/* store the initial cpu governor mode */
-		strncpy(self->initial_cpu_mode, initial_state, sizeof(self->initial_cpu_mode) - 1);
-		self->initial_cpu_mode[sizeof(self->initial_cpu_mode) - 1] = '\0';
-		LOG_MSG("governor was initially set to [%s]\n", initial_state);
-	}
-
 	char *gov_str = NULL;
 	char gov_config_str[CONFIG_VALUE_MAX] = { 0 };
 	switch (gov) {
@@ -319,6 +315,65 @@ static int game_mode_set_governor(GameModeContext *self, enum GameModeGovernor g
 	return 0;
 }
 
+static void game_mode_store_profile(GameModeContext *self)
+{
+	if (!profile_exists() || self->current_profile != GAME_MODE_PROFILE_DEFAULT)
+		return;
+
+	const char *initial_state = get_profile_state();
+	if (initial_state == NULL)
+		return;
+
+	strncpy(self->initial_profile, initial_state, sizeof(self->initial_profile) - 1);
+	self->initial_profile[sizeof(self->initial_profile) - 1] = '\0';
+	LOG_MSG("platform profile was initially set to [%s]\n", initial_state);
+}
+
+static int game_mode_set_profile(GameModeContext *self, enum GameModeProfile prof)
+{
+	if (self->current_profile == prof) {
+		return 0;
+	}
+
+	if (!profile_exists()) {
+		LOG_MSG("Setting platform profile unsupported; skipping\n");
+		return 0;
+	}
+
+	const char *prof_str = NULL;
+	char prof_config_str[CONFIG_VALUE_MAX] = { 0 };
+	switch (prof) {
+	case GAME_MODE_PROFILE_DEFAULT:
+		config_get_default_profile(self->config, prof_config_str);
+		prof_str = prof_config_str[0] != '\0' ? prof_config_str : self->initial_profile;
+		break;
+
+	case GAME_MODE_PROFILE_DESIRED:
+		config_get_desired_profile(self->config, prof_config_str);
+		prof_str = prof_config_str[0] != '\0' ? prof_config_str : "performance";
+		break;
+
+	default:
+		assert(!"Invalid platform profile requested");
+	}
+
+	const char *const exec_args[] = {
+		"pkexec", LIBEXECDIR "/platprofctl", "set", prof_str, NULL,
+	};
+
+	LOG_MSG("Requesting update of platform profile to %s\n", prof_str);
+	int ret = run_external_process(exec_args, NULL, -1);
+	if (ret != 0) {
+		LOG_ERROR("Failed to update platform profile\n");
+		return ret;
+	}
+
+	/* Update the current govenor only if we succeed at setting govenors. */
+	self->current_profile = prof;
+
+	return 0;
+}
+
 static void game_mode_enable_igpu_optimization(GameModeContext *self)
 {
 	float threshold = config_get_igpu_power_threshold(self->config);
@@ -406,6 +461,15 @@ unlock:
 	pthread_rwlock_unlock(&self->rwlock);
 }
 
+static void game_mode_context_store_defaults(GameModeContext *self)
+{
+	game_mode_store_profile(self);
+
+	game_mode_store_governor(self);
+
+	game_mode_store_splitlock(self);
+}
+
 /**
  * Pivot into game mode.
  *
@@ -417,6 +481,14 @@ static void game_mode_context_enter(GameModeContext *self)
 	LOG_MSG("Entering Game Mode...\n");
 	sd_notifyf(0, "STATUS=%sGameMode is now active.%s\n", "\x1B[1;32m", "\x1B[0m");
 
+	/* Store the default value for everything before anything changes. */
+	game_mode_context_store_defaults(self);
+
+	/* Set the profile before anything else since it can restrict things
+	 * like the governor.
+	 */
+	game_mode_set_profile(self, GAME_MODE_PROFILE_DESIRED);
+
 	if (game_mode_set_governor(self, GAME_MODE_GOVERNOR_DESIRED) == 0) {
 		/* We just switched to a non-default governor.  Enable the iGPU
 		 * optimization.
@@ -458,6 +530,11 @@ static void game_mode_context_leave(GameModeContext *self)
 	LOG_MSG("Leaving Game Mode...\n");
 	sd_notifyf(0, "STATUS=%sGameMode is currently deactivated.%s\n", "\x1B[1;36m", "\x1B[0m");
 
+	/* Restore profile before anything else since it can restrict things
+	 * like the governor.
+	 */
+	game_mode_set_profile(self, GAME_MODE_PROFILE_DEFAULT);
+
 	/* Remove GPU optimisations */
 	game_mode_apply_gpu(self->stored_gpu);
 

daemon/gamemode-cpu.c

@@ -1,7 +1,7 @@
 
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -73,6 +73,38 @@ static int read_small_file(char *path, char **buf, size_t *buflen)
 	return 1;
 }
 
+static void set_online_from_list(char *cpulist, GameModeCPUInfo *info)
+{
+	long from, to;
+	while ((cpulist = parse_cpulist(cpulist, &from, &to))) {
+		for (long cpu = from; cpu < to + 1; cpu++) {
+			CPU_SET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online);
+		}
+	}
+}
+
+static int check_pe_cores(char **buf, size_t *buflen, GameModeCPUInfo *info)
+{
+	if (!read_small_file("/sys/devices/cpu_core/cpus", buf, buflen))
+		return 0;
+
+	LOG_MSG("found kernel support for checking P/E-cores\n");
+
+	long from, to;
+	char *list = *buf;
+	while ((list = parse_cpulist(list, &from, &to))) {
+		for (long cpu = from; cpu < to + 1; cpu++) {
+			CPU_SET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->to_keep);
+		}
+	}
+
+	if (CPU_EQUAL_S(CPU_ALLOC_SIZE(info->num_cpu), info->online, info->to_keep) ||
+	    CPU_COUNT_S(CPU_ALLOC_SIZE(info->num_cpu), info->to_keep) == 0)
+		LOG_MSG("kernel did not indicate that this was an P/E-cores system\n");
+
+	return 1;
+}
+
 static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo *info)
 {
 	char path[PATH_MAX];
@@ -84,8 +116,6 @@ static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo
 	char *list = cpulist;
 	while ((list = parse_cpulist(list, &from, &to))) {
 		for (long cpu = from; cpu < to + 1; cpu++) {
-			CPU_SET_S((size_t)cpu, CPU_ALLOC_SIZE(info->num_cpu), info->online);
-
 			/* check for L3 cache non-uniformity among the cores */
 			int ret =
 			    snprintf(path, PATH_MAX, "/sys/devices/system/cpu/cpu%ld/cache/index3/size", cpu);
@@ -125,7 +155,7 @@ static int walk_sysfs(char *cpulist, char **buf, size_t *buflen, GameModeCPUInfo
 			if (ret > 0 && ret < PATH_MAX) {
 				if (read_small_file(path, buf, buflen)) {
 					unsigned long long freq = strtoull(*buf, NULL, 10);
-					unsigned long long cutoff = (freq * 5) / 100;
+					unsigned long long cutoff = (freq * 10) / 100;
 
 					if (freq > max_freq) {
 						if (max_freq < freq - cutoff)
@@ -278,8 +308,13 @@ int game_mode_initialise_cpu(GameModeConfig *config, GameModeCPUInfo **info)
 	} else if (park_or_pin == IS_CPU_PIN && pin_cores[0] != '\0') {
 		if (!walk_string(buf, pin_cores, new_info))
 			goto error_exit;
-	} else if (!walk_sysfs(buf, &buf2, &buf2len, new_info)) {
-		goto error_exit;
+	} else {
+		set_online_from_list(buf, new_info);
+
+		if (!check_pe_cores(&buf2, &buf2len, new_info)) {
+			if (!walk_sysfs(buf, &buf2, &buf2len, new_info))
+				goto error_exit;
+		}
 	}
 
 	if (park_or_pin == IS_CPU_PARK &&

daemon/gamemode-dbus.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

daemon/gamemode-gpu.c

@@ -1,7 +1,7 @@
 
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

daemon/gamemode-ioprio.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -60,7 +60,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #endif
 
 #ifndef IOPRIO_PRIO_DATA
-#define IOPRIO_PRIO_DATA(mask) ((mask)&IOPRIO_PRIO_MASK)
+#define IOPRIO_PRIO_DATA(mask) ((mask) & IOPRIO_PRIO_MASK)
 #endif
 
 #ifndef IOPRIO_PRIO_VALUE

daemon/gamemode-sched.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

daemon/gamemode-tests.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -36,6 +36,7 @@ POSSIBILITY OF SUCH DAMAGE.
 #include "common-gpu.h"
 #include "common-helpers.h"
 #include "common-logging.h"
+#include "common-profile.h"
 
 #include "gamemode.h"
 #include "gamemode-config.h"
@@ -357,6 +358,62 @@ static int run_cpu_governor_tests(struct GameModeConfig *config)
 	return 0;
 }
 
+/* Check the platform profile setting works */
+static int run_platform_profile_tests(struct GameModeConfig *config)
+{
+	if (!profile_exists())
+		return 1;
+
+	/* get the two config parameters we care about */
+	char desiredprof[CONFIG_VALUE_MAX] = { 0 };
+	config_get_desired_profile(config, desiredprof);
+
+	if (desiredprof[0] == '\0')
+		strcpy(desiredprof, "performance");
+
+	char defaultprof[CONFIG_VALUE_MAX] = { 0 };
+	config_get_default_profile(config, defaultprof);
+
+	if (defaultprof[0] == '\0') {
+		const char *currentprof = get_profile_state();
+		if (currentprof) {
+			strncpy(defaultprof, currentprof, CONFIG_VALUE_MAX - 1);
+		} else {
+			LOG_ERROR(
+			    "Could not get current platform profile state, this indicates an error! See rest "
+			    "of log.\n");
+			return -1;
+		}
+	}
+
+	/* Start gamemode */
+	gamemode_request_start();
+
+	/* Verify the platform profile is the desired one */
+	const char *currentprof = get_profile_state();
+	if (strncmp(currentprof, desiredprof, CONFIG_VALUE_MAX) != 0) {
+		LOG_ERROR("Platform profile was not set to %s (was actually %s)!\n",
+		          desiredprof,
+		          currentprof);
+		gamemode_request_end();
+		return -1;
+	}
+
+	/* End gamemode */
+	gamemode_request_end();
+
+	/* Verify the platform profile has been set back */
+	currentprof = get_profile_state();
+	if (strncmp(currentprof, defaultprof, CONFIG_VALUE_MAX) != 0) {
+		LOG_ERROR("Platform profile was not set back to %s (was actually %s)!\n",
+		          defaultprof,
+		          currentprof);
+		return -1;
+	}
+
+	return 0;
+}
+
 static int run_custom_scripts_tests(struct GameModeConfig *config)
 {
 	int scriptstatus = 0;
@@ -801,11 +858,32 @@ static int game_mode_run_feature_tests(struct GameModeConfig *config)
 			LOG_MSG("::: Passed\n");
 		else {
 			LOG_MSG("::: Failed!\n");
+			LOG_MSG("    -- You may need to add your user to the gamemode group:");
+			LOG_MSG("    -- $ sudo usermod -aG gamemode $(whoami)");
 			// Consider the CPU governor feature required
 			status = -1;
 		}
 	}
 
+	/* Does the platform profile get set properly? */
+	{
+		LOG_MSG("::: Verifying platform profile setting\n");
+
+		int profstatus = run_platform_profile_tests(config);
+
+		if (profstatus == 1)
+			LOG_MSG("::: Passed (platform profile not supported)\n");
+		else if (profstatus == 0)
+			LOG_MSG("::: Passed\n");
+		else {
+			LOG_MSG("::: Failed!\n");
+			LOG_MSG("    -- You may need to add your user to the gamemode group:");
+			LOG_MSG("    -- $ sudo usermod -aG gamemode $(whoami)");
+			// If available, setting the platform profile should work
+			status = -1;
+		}
+	}
+
 	/* Do custom scripts run? */
 	{
 		LOG_MSG("::: Verifying Scripts\n");

daemon/gamemode-wine.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

daemon/gamemode.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

daemon/gamemoded.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

data/meson.build

@@ -9,7 +9,7 @@ data_conf.set('GAMEMODE_PRIVILEGED_GROUP', with_privileged_group)
 # Pull in the example config
 config_example = run_command(
     'cat',
-    join_paths(meson.source_root(), 'example', 'gamemode.ini'),
+    join_paths(meson.project_source_root(), 'example', 'gamemode.ini'),
     check: true,
 ).stdout().strip()
 data_conf.set('GAMEMODE_EXAMPLE_CONFIG', config_example)

data/polkit/actions/com.feralinteractive.GameMode.policy.in

@@ -5,7 +5,7 @@
 <policyconfig>
 
   <!--
-    Copyright (c) 2017-2019, Feral Interactive
+    Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
     All rights reserved.
   -->
 
@@ -58,4 +58,16 @@
     <annotate key="org.freedesktop.policykit.exec.path">@LIBEXECDIR@/procsysctl</annotate>
     <annotate key="org.freedesktop.policykit.exec.allow_gui">true</annotate>
   </action>
+
+  <action id="com.feralinteractive.GameMode.profile-helper">
+    <description>Modify the platform profile</description>
+    <message>Authentication is required to modify platform profile</message>
+    <defaults>
+      <allow_any>no</allow_any>
+      <allow_inactive>no</allow_inactive>
+      <allow_active>no</allow_active>
+    </defaults>
+    <annotate key="org.freedesktop.policykit.exec.path">@LIBEXECDIR@/platprofctl</annotate>
+    <annotate key="org.freedesktop.policykit.exec.allow_gui">true</annotate>
+  </action>
 </policyconfig>

data/polkit/rules.d/gamemode.rules.in

@@ -6,7 +6,8 @@ polkit.addRule(function (action, subject) {
     if ((action.id == "com.feralinteractive.GameMode.governor-helper" ||
          action.id == "com.feralinteractive.GameMode.gpu-helper" ||
          action.id == "com.feralinteractive.GameMode.cpu-helper" ||
-         action.id == "com.feralinteractive.GameMode.procsys-helper") &&
+         action.id == "com.feralinteractive.GameMode.procsys-helper" ||
+         action.id == "com.feralinteractive.GameMode.profile-helper") &&
         subject.isInGroup("@GAMEMODE_PRIVILEGED_GROUP@"))
     {
         return polkit.Result.YES;

example/gamemode.ini

@@ -7,6 +7,11 @@ desiredgov=performance
 ; The default governor is used when leaving GameMode instead of restoring the original value
 ;defaultgov=powersave
 
+; The desired platform profile is used when entering GameMode instead of "performance"
+desiredprof=performance
+; The default platform profile is used when leaving GameMode instead of restoring the original value
+;defaultgov=low-power
+
 ; The iGPU desired governor is used when the integrated GPU is under heavy load
 igpu_desiredgov=powersave
 ; Threshold to use to decide when the integrated GPU is under heavy load.

example/main.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

lib/client_impl.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

lib/client_loader.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

lib/gamemode_client.h

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

meson.build

@@ -4,6 +4,7 @@ project(
     default_options : ['c_std=c11', 'warning_level=3'],
     version: '1.8.2',
     license: 'BSD',
+    meson_version: '>= 1.3.1',
 )
 
 am_cflags = [
@@ -112,7 +113,7 @@ if sd_bus_provider == 'systemd'
         if path_systemd_unit_dir == ''
             message('Asking pkg-config for systemd\'s \'systemduserunitdir\' directory')
             pkgconfig_systemd = dependency('systemd')
-            path_systemd_unit_dir = pkgconfig_systemd.get_pkgconfig_variable('systemduserunitdir')
+            path_systemd_unit_dir = pkgconfig_systemd.get_variable(pkgconfig: 'systemduserunitdir')
         endif
     endif
     if with_privileged_group != ''
@@ -122,7 +123,7 @@ if sd_bus_provider == 'systemd'
           if path_systemd_group_dir == ''
               message('Asking pkg-config for systemd\'s \'sysusersdir\' directory')
               pkgconfig_systemd = dependency('systemd')
-              path_systemd_group_dir = pkgconfig_systemd.get_pkgconfig_variable('sysusersdir')
+              path_systemd_group_dir = pkgconfig_systemd.get_variable(pkgconfig: 'sysusersdir')
           endif
       endif
     else

meson_options.txt

@@ -1,20 +1,20 @@
 # limits.d
-option('with-pam-renicing', type: 'boolean', description: 'Install the limits.d configuration file to allow renicing as a user being part of the privileged gamemode group', value: 'true')
+option('with-pam-renicing', type: 'boolean', description: 'Install the limits.d configuration file to allow renicing as a user being part of the privileged gamemode group', value: true)
 option('with-pam-limits-dir', type: 'string', description: 'Explicitly set the PAM limits.d directory', value: '/etc/security/limits.d')
 
 # sd-bus provider
 option('with-sd-bus-provider', type: 'combo', choices: ['systemd', 'elogind', 'no-daemon'], value: 'systemd')
 
 # systemd specific
-option('with-systemd-user-unit', type: 'boolean', description: 'Install systemd user unit', value: 'true')
+option('with-systemd-user-unit', type: 'boolean', description: 'Install systemd user unit', value: true)
 option('with-systemd-user-unit-dir', type: 'string', description: 'Explicitly set the systemd user unit directory')
-option('with-systemd-group', type: 'boolean', description: 'Install privileged gamemode group with systemd', value: 'true')
+option('with-systemd-group', type: 'boolean', description: 'Install privileged gamemode group with systemd', value: true)
 option('with-systemd-group-dir', type: 'string', description: 'Explicitly set the systemd group directory')
 
 # Not using systemd
 option('with-dbus-service-dir', type: 'string', description: 'Explicitly set the D-BUS session directory')
 
 # General options
-option('with-examples', type: 'boolean', description: 'Build sample programs', value: 'true')
-option('with-util', type: 'boolean', description: 'Build the utilities', value: 'true')
+option('with-examples', type: 'boolean', description: 'Build sample programs', value: true)
+option('with-util', type: 'boolean', description: 'Build the utilities', value: true)
 option('with-privileged-group', type: 'string', description: 'Group that has access to privileged gamemode features', value: 'gamemode')

subprojects/inih.wrap

@@ -1,10 +1,9 @@
 [wrap-file]
-directory = inih-r54
-source_url = https://github.com/benhoyt/inih/archive/r54.tar.gz
-source_filename = inih-r54.tar.gz
-source_hash = b5566af5203f8a49fda27f1b864c0c157987678ffbd183280e16124012869869
+directory = inih-r60
+source_url = https://github.com/benhoyt/inih/archive/r60.tar.gz
+source_filename = inih-r60.tar.gz
+source_hash = 706aa05c888b53bd170e5d8aa8f8a9d9ccf5449dfed262d5103d1f292af26774
 
 [provide]
 inih = inih_dep
 inireader = INIReader_dep
-

util/cpucorectl.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

util/cpugovctl.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

util/gpuclockctl.c

@@ -1,6 +1,6 @@
 /*
 
-Copyright (c) 2017-2019, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

util/meson.build

@@ -58,3 +58,18 @@ procsysctl = executable(
     install: true,
     install_dir: path_libexecdir,
 )
+
+# Small target util to get and set platform profile
+platprofctl_sources = [
+    'platprofctl.c',
+]
+
+platprofctl = executable(
+    'platprofctl',
+    sources: platprofctl_sources,
+    dependencies: [
+        link_daemon_common,
+    ],
+    install: true,
+    install_dir: path_libexecdir,
+)

util/platprofctl.c

@@ -0,0 +1,84 @@
+/*
+
+Copyright (c) 2025, the GameMode contributors
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+#define _GNU_SOURCE
+
+#include "common-logging.h"
+#include "common-profile.h"
+
+#include <unistd.h>
+
+/**
+ * Sets platform profile to a value
+ */
+static int set_profile_state(const char *value)
+{
+	int retval = EXIT_SUCCESS;
+
+	FILE *f = fopen(profile_path, "w");
+	if (!f) {
+		LOG_ERROR("Failed to open file for write %s\n", profile_path);
+		return EXIT_FAILURE;
+	}
+
+	if (fprintf(f, "%s\n", value) < 0) {
+		LOG_ERROR("Failed to set platform profile to %s: %s", value, strerror(errno));
+		retval = EXIT_FAILURE;
+	}
+	fclose(f);
+
+	return retval;
+}
+
+/**
+ * Main entry point, dispatch to the appropriate helper
+ */
+int main(int argc, char *argv[])
+{
+	if (argc == 2 && strncmp(argv[1], "get", 3) == 0) {
+		printf("%s", get_profile_state());
+	} else if (argc == 3 && strncmp(argv[1], "set", 3) == 0) {
+		const char *value = argv[2];
+
+		/* Must be root to set the state */
+		if (geteuid() != 0) {
+			LOG_ERROR("This program must be run as root\n");
+			return EXIT_FAILURE;
+		}
+
+		return set_profile_state(value);
+	} else {
+		fprintf(stderr, "usage: platprofctl [get] [set VALUE]\n");
+		return EXIT_FAILURE;
+	}
+
+	return EXIT_SUCCESS;
+}

util/procsysctl.c

@@ -1,5 +1,5 @@
 /*
-Copyright (c) 2017-2023, Feral Interactive
+Copyright (c) 2017-2025, Feral Interactive and the GameMode contributors
 All rights reserved.
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
@@ -27,8 +27,9 @@ POSSIBILITY OF SUCH DAMAGE.
 #define _GNU_SOURCE
 #include <unistd.h>
 #include "common-logging.h"
+#include "common-splitlock.h"
 
-static bool write_value(char *key, char *value)
+static bool write_value(const char *key, const char *value)
 {
 	FILE *f = fopen(key, "w");
 
@@ -58,7 +59,7 @@ int main(int argc, char *argv[])
 
 	if (argc == 3) {
 		if (strcmp(argv[1], "split_lock_mitigate") == 0) {
-			if (!write_value("/proc/sys/kernel/split_lock_mitigate", argv[2]))
+			if (!write_value(splitlock_path, argv[2]))
 				return EXIT_FAILURE;
 
 			return EXIT_SUCCESS;