linux 6.2 rc: Import and allow Project C CPU schedulers

Based on v6.1-r3 - https://gitlab.com/alfredchen/linux-prjc/-/commits/linux-6.1.y-prjc

linux-tkg-config/6.2/config.x86_64

@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 6.2.0-rc1 Kernel Configuration
+# Linux/x86 6.2.0-rc4 Kernel Configuration
 #
 CONFIG_CC_VERSION_TEXT="gcc (GCC) 12.2.0"
 CONFIG_CC_IS_GCC=y
@@ -206,6 +206,7 @@ CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
 CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH=y
 CONFIG_CC_HAS_INT128=y
 CONFIG_CC_IMPLICIT_FALLTHROUGH="-Wimplicit-fallthrough=5"
+CONFIG_GCC11_NO_ARRAY_BOUNDS=y
 CONFIG_GCC12_NO_ARRAY_BOUNDS=y
 CONFIG_CC_NO_ARRAY_BOUNDS=y
 CONFIG_ARCH_SUPPORTS_INT128=y
@@ -241,6 +242,7 @@ CONFIG_UTS_NS=y
 CONFIG_TIME_NS=y
 CONFIG_IPC_NS=y
 CONFIG_USER_NS=y
+CONFIG_USER_NS_UNPRIVILEGED=y
 CONFIG_PID_NS=y
 CONFIG_NET_NS=y
 CONFIG_CHECKPOINT_RESTORE=y
@@ -2546,6 +2548,7 @@ CONFIG_BLK_DEV_NBD=m
 CONFIG_BLK_DEV_RAM=m
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=16384
+# CONFIG_CDROM_PKTCDVD is not set
 CONFIG_ATA_OVER_ETH=m
 CONFIG_XEN_BLKDEV_FRONTEND=m
 CONFIG_XEN_BLKDEV_BACKEND=m

linux-tkg-config/prepare

@@ -284,7 +284,8 @@ _set_cpu_scheduler() {
   elif [ "$_kver" = "601" ]; then
     _avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
   elif [ "$_kver" = "602" ]; then
-    _avail_cpu_scheds=("cfs" "tt" "bore")
+    _avail_cpu_scheds=("cfs" "pds" "bmq" "tt" "bore")
+    _projectc_unoff=1
   else
     _avail_cpu_scheds=("cfs")
   fi

linux-tkg-patches/6.2/0005-glitched-pds.patch

@@ -0,0 +1,90 @@
+From f7f49141a5dbe9c99d78196b58c44307fb2e6be3 Mon Sep 17 00:00:00 2001
+From: Tk-Glitch <ti3nou@gmail.com>
+Date: Wed, 4 Jul 2018 04:30:08 +0200
+Subject: glitched - PDS
+
+diff --git a/kernel/Kconfig.hz b/kernel/Kconfig.hz
+index 2a202a846757..1d9c7ed79b11 100644
+--- a/kernel/Kconfig.hz
++++ b/kernel/Kconfig.hz
+@@ -4,7 +4,7 @@
+ 
+ choice
+ 	prompt "Timer frequency"
+-	default HZ_250
++	default HZ_500
+ 	help
+ 	 Allows the configuration of the timer frequency. It is customary
+ 	 to have the timer interrupt run at 1000 Hz but 100 Hz may be more
+@@ -39,6 +39,13 @@ choice
+ 	 on SMP and NUMA systems and exactly dividing by both PAL and
+ 	 NTSC frame rates for video and multimedia work.
+ 
++	config HZ_500
++		bool "500 HZ"
++	help
++	 500 Hz is a balanced timer frequency. Provides fast interactivity
++	 on desktops with great smoothness without increasing CPU power
++	 consumption and sacrificing the battery life on laptops.
++
+ 	config HZ_1000
+ 		bool "1000 HZ"
+ 	help
+@@ -52,6 +59,7 @@ config HZ
+ 	default 100 if HZ_100
+ 	default 250 if HZ_250
+ 	default 300 if HZ_300
++	default 500 if HZ_500
+ 	default 1000 if HZ_1000
+ 
+ config SCHED_HRTICK
+
+diff --git a/kernel/Kconfig.hz b/kernel/Kconfig.hz
+index 2a202a846757..1d9c7ed79b11 100644
+--- a/kernel/Kconfig.hz
++++ b/kernel/Kconfig.hz
+@@ -4,7 +4,7 @@
+ 
+ choice
+ 	prompt "Timer frequency"
+-	default HZ_500
++	default HZ_750
+ 	help
+ 	 Allows the configuration of the timer frequency. It is customary
+ 	 to have the timer interrupt run at 1000 Hz but 100 Hz may be more
+@@ -46,6 +46,13 @@ choice
+ 	 on desktops with great smoothness without increasing CPU power
+ 	 consumption and sacrificing the battery life on laptops.
+ 
++	config HZ_750
++		bool "750 HZ"
++	help
++	 750 Hz is a good timer frequency for desktops. Provides fast
++	 interactivity with great smoothness without sacrificing too
++	 much throughput.
++
+ 	config HZ_1000
+ 		bool "1000 HZ"
+ 	help
+@@ -60,6 +67,7 @@ config HZ
+ 	default 250 if HZ_250
+ 	default 300 if HZ_300
+ 	default 500 if HZ_500
++	default 750 if HZ_750
+ 	default 1000 if HZ_1000
+ 
+ config SCHED_HRTICK
+
+diff --git a/mm/vmscan.c b/mm/vmscan.c
+index 9270a4370d54..30d01e647417 100644
+--- a/mm/vmscan.c
++++ b/mm/vmscan.c
+@@ -169,7 +169,7 @@  
+ /*
+  * From 0 .. 200.  Higher means more swappy.
+  */
+-int vm_swappiness = 60;
++int vm_swappiness = 20;
+ 
+ static void set_task_reclaim_state(struct task_struct *task,
+ 				   struct reclaim_state *rs)