system/easy-kernel: backport Project C changes for 5.15.27-breaking changes. fixes #540.

1 files changed, 125 insertions, 0 deletions

diff --git a/system/easy-kernel/0251-projectc-5.15-r1-zv-fix-5.15.28.patch b/system/easy-kernel/0251-projectc-5.15-r1-zv-fix-5.15.28.patch
new file mode 100644
index 000000000..c08d9d0cc
--- /dev/null
+++ b/system/easy-kernel/0251-projectc-5.15-r1-zv-fix-5.15.28.patch
@@ -0,0 +1,125 @@
+diff -ur a/init/Kconfig b/init/Kconfig
+--- a/init/Kconfig	2022-04-20 17:30:09.904751692 -0500
++++ b/init/Kconfig	2022-04-20 17:32:51.173376197 -0500
+@@ -814,35 +814,6 @@
+ 
+ menu "Scheduler features"
+ 
+-menuconfig SCHED_ALT
+-	bool "Alternative CPU Schedulers"
+-	default y
+-	help
+-	  This feature enable alternative CPU scheduler"
+-
+-if SCHED_ALT
+-
+-choice
+-	prompt "Alternative CPU Scheduler"
+-	default SCHED_BMQ
+-
+-config SCHED_BMQ
+-	bool "BMQ CPU scheduler"
+-	help
+-	  The BitMap Queue CPU scheduler for excellent interactivity and
+-	  responsiveness on the desktop and solid scalability on normal
+-	  hardware and commodity servers.
+-
+-config SCHED_PDS
+-	bool "PDS CPU scheduler"
+-	help
+-	  The Priority and Deadline based Skip list multiple queue CPU
+-	  Scheduler.
+-
+-endchoice
+-
+-endif
+-
+ config UCLAMP_TASK
+ 	bool "Enable utilization clamping for RT/FAIR tasks"
+ 	depends on CPU_FREQ_GOV_SCHEDUTIL
+@@ -893,6 +864,35 @@
+ 
+ 	  If in doubt, use the default value.
+ 
++menuconfig SCHED_ALT
++	bool "Alternative CPU Schedulers"
++	default y
++	help
++	  This feature enable alternative CPU scheduler"
++
++if SCHED_ALT
++
++choice
++	prompt "Alternative CPU Scheduler"
++	default SCHED_BMQ
++
++config SCHED_BMQ
++	bool "BMQ CPU scheduler"
++	help
++	  The BitMap Queue CPU scheduler for excellent interactivity and
++	  responsiveness on the desktop and solid scalability on normal
++	  hardware and commodity servers.
++
++config SCHED_PDS
++	bool "PDS CPU scheduler"
++	help
++	  The Priority and Deadline based Skip list multiple queue CPU
++	  Scheduler.
++
++endchoice
++
++endif
++
+ endmenu
+ 
+ #
+diff -ur a/kernel/sched/alt_core.c b/kernel/sched/alt_core.c
+--- a/kernel/sched/alt_core.c	2022-04-20 17:30:09.908751806 -0500
++++ b/kernel/sched/alt_core.c	2022-04-20 17:32:51.169376082 -0500
+@@ -2954,7 +2954,7 @@
+ 	return 0;
+ }
+ 
+-void sched_post_fork(struct task_struct *p, struct kernel_clone_args *kargs)
++void sched_cgroup_fork(struct task_struct *p, struct kernel_clone_args *kargs)
+ {
+ 	unsigned long flags;
+ 	struct rq *rq;
+@@ -2997,6 +2997,13 @@
+ 	raw_spin_unlock_irqrestore(&p->pi_lock, flags);
+ }
+ 
++void sched_post_fork(struct task_struct *p)
++{
++#ifdef CONFIG_UCLAMP_TASK
++       uclamp_post_fork(p);
++#endif
++}
++
+ #ifdef CONFIG_SCHEDSTATS
+ 
+ DEFINE_STATIC_KEY_FALSE(sched_schedstats);
+diff -ur a/kernel/sched/alt_sched.h b/kernel/sched/alt_sched.h
+--- a/kernel/sched/alt_sched.h	2022-04-20 17:30:09.908751806 -0500
++++ b/kernel/sched/alt_sched.h	2022-04-20 17:32:51.173376197 -0500
+@@ -653,6 +653,20 @@
+ }
+ #endif
+ 
++static inline
++unsigned long uclamp_rq_util_with(struct rq *rq, unsigned long boost,
++				  struct task_struct *p)
++{
++	return boost;
++}
++
++static inline bool uclamp_rq_is_capped(struct rq *rq) { return false; }
++
++static inline bool uclamp_is_used(void)
++{
++	return false;
++}
++
+ extern void swake_up_all_locked(struct swait_queue_head *q);
+ extern void __prepare_to_swait(struct swait_queue_head *q, struct swait_queue *wait);
+