path: root/SOURCES/0003-glitched-base.patch

From 43e519023ea4a79fc6a771bb9ebbb0cfe5fa39bc Mon Sep 17 00:00:00 2001
From: Sentry <sentrycraft123@gmail.com>
Date: Sun, 12 Jul 2020 20:43:50 +0200
Subject: [PATCH] glitched base

---
 .../admin-guide/kernel-parameters.txt         |  3 ++
 block/elevator.c                              |  6 ++--
 drivers/cpufreq/intel_pstate.c                |  2 ++
 drivers/infiniband/core/addr.c                |  1 +
 drivers/tty/Kconfig                           | 13 ++++++++
 fs/dcache.c                                   |  2 +-
 include/linux/blkdev.h                        |  7 +++-
 include/linux/compiler_types.h                |  4 +++
 include/linux/mm.h                            |  5 ++-
 include/uapi/linux/vt.h                       | 15 ++++++++-
 init/Kconfig                                  | 33 ++++++++++++++++++-
 kernel/sched/core.c                           |  6 ++--
 kernel/sched/fair.c                           | 25 ++++++++++++++
 mm/huge_memory.c                              |  4 +++
 mm/page-writeback.c                           |  8 +++++
 mm/page_alloc.c                               |  2 +-
 net/ipv4/Kconfig                              |  4 +++
 net/sched/Kconfig                             |  4 +++
 scripts/mkcompile_h                           |  4 +--
 scripts/setlocalversion                       |  2 +-
 20 files changed, 133 insertions(+), 17 deletions(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 7bc83f3d9..d31f0323c 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1826,6 +1826,9 @@
 			disable
 			  Do not enable intel_pstate as the default
 			  scaling driver for the supported processors
+			enable
+			  Enable intel_pstate in-case "disable" was passed
+			  previously in the kernel boot parameters
 			passive
 			  Use intel_pstate as a scaling driver, but configure it
 			  to work with generic cpufreq governors (instead of
diff --git a/block/elevator.c b/block/elevator.c
index 4eab3d70e..79669aa39 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -623,15 +623,15 @@ static inline bool elv_support_iosched(struct request_queue *q)
 }
 
 /*
- * For single queue devices, default to using mq-deadline. If we have multiple
- * queues or mq-deadline is not available, default to "none".
+ * For single queue devices, default to using bfq. If we have multiple
+ * queues or bfq is not available, default to "none".
  */
 static struct elevator_type *elevator_get_default(struct request_queue *q)
 {
 	if (q->nr_hw_queues != 1)
 		return NULL;
 
-	return elevator_get(q, "mq-deadline", false);
+	return elevator_get(q, "bfq", false);
 }
 
 /*
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 4d3429b20..8bf9e0adf 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -2824,6 +2824,8 @@ static int __init intel_pstate_setup(char *str)
 		pr_info("HWP disabled\n");
 		no_hwp = 1;
 	}
+	if (!strcmp(str, "enable"))
+		no_load = 0;
 	if (!strcmp(str, "force"))
 		force_load = 1;
 	if (!strcmp(str, "hwp_only"))
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index 1753a9801..184b30282 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -816,6 +816,7 @@ int rdma_addr_find_l2_eth_by_grh(const union ib_gid *sgid,
 	union {
 		struct sockaddr_in  _sockaddr_in;
 		struct sockaddr_in6 _sockaddr_in6;
+		struct sockaddr_ib  _sockaddr_ib;
 	} sgid_addr, dgid_addr;
 	int ret;
 
diff --git a/fs/dcache.c b/fs/dcache.c
index b280e07e1..74e90f940 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -71,7 +71,7 @@
  * If no ancestor relationship:
  * arbitrary, since it's serialized on rename_lock
  */
-int sysctl_vfs_cache_pressure __read_mostly = 100;
+int sysctl_vfs_cache_pressure __read_mostly = 50;
 EXPORT_SYMBOL_GPL(sysctl_vfs_cache_pressure);
 
 __cacheline_aligned_in_smp DEFINE_SEQLOCK(rename_lock);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 32868fbed..f028c8070 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -45,7 +45,11 @@ struct blk_queue_stats;
 struct blk_stat_callback;
 
 #define BLKDEV_MIN_RQ	4
+#ifdef CONFIG_ZENIFY
+#define BLKDEV_MAX_RQ	512
+#else
 #define BLKDEV_MAX_RQ	128	/* Default maximum */
+#endif
 
 /* Must be consistent with blk_mq_poll_stats_bkt() */
 #define BLK_MQ_POLL_STATS_BKTS 16
@@ -614,7 +618,8 @@ struct request_queue {
 #define QUEUE_FLAG_RQ_ALLOC_TIME 27	/* record rq->alloc_time_ns */
 
 #define QUEUE_FLAG_MQ_DEFAULT	((1 << QUEUE_FLAG_IO_STAT) |		\
-				 (1 << QUEUE_FLAG_SAME_COMP))
+				 (1 << QUEUE_FLAG_SAME_COMP)	|	\
+				 (1 << QUEUE_FLAG_SAME_FORCE))
 
 void blk_queue_flag_set(unsigned int flag, struct request_queue *q);
 void blk_queue_flag_clear(unsigned int flag, struct request_queue *q);
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index e970f97a7..f3aa9e6c4 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -207,6 +207,10 @@ struct ftrace_likely_data {
 # define __no_fgcse
 #endif
 
+#ifndef asm_volatile_goto
+#define asm_volatile_goto(x...) asm goto(x)
+#endif
+
 /* Are two types/vars the same type (ignoring qualifiers)? */
 #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
 
diff --git a/include/linux/mm.h b/include/linux/mm.h
index f3fe73718..8fb564dbb 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -189,8 +189,7 @@ static inline void __mm_zero_struct_page(struct page *page)
  * not a hard limit any more. Although some userspace tools can be surprised by
  * that.
  */
-#define MAPCOUNT_ELF_CORE_MARGIN	(5)
-#define DEFAULT_MAX_MAP_COUNT	(USHRT_MAX - MAPCOUNT_ELF_CORE_MARGIN)
+#define DEFAULT_MAX_MAP_COUNT	(262144)
 
 extern int sysctl_max_map_count;
 
@@ -2613,7 +2612,7 @@ int __must_check write_one_page(struct page *page);
 void task_dirty_inc(struct task_struct *tsk);
 
 /* readahead.c */
-#define VM_READAHEAD_PAGES	(SZ_128K / PAGE_SIZE)
+#define VM_READAHEAD_PAGES	(SZ_2M / PAGE_SIZE)
 
 int force_page_cache_readahead(struct address_space *mapping, struct file *filp,
 			pgoff_t offset, unsigned long nr_to_read);
diff --git a/init/Kconfig b/init/Kconfig
index 74a5ac656..bc63ba750 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -61,6 +61,38 @@ config THREAD_INFO_IN_TASK
 
 menu "General setup"
 
+config ZENIFY
+	bool "A selection of patches from Zen/Liquorix kernel and additional tweaks for a better gaming experience"
+	default y
+	help
+	  Tunes the kernel for responsiveness at the cost of throughput and power usage.
+
+	  --- Virtual Memory Subsystem ---------------------------
+
+	    Mem dirty before bg writeback..:  10 %  ->  20 %
+	    Mem dirty before sync writeback:  20 %  ->  50 %
+
+	  --- Block Layer ----------------------------------------
+
+	    Queue depth...............:      128    -> 512
+	    Default MQ scheduler......: mq-deadline -> bfq
+
+	  --- CFS CPU Scheduler ----------------------------------
+
+	    Scheduling latency.............:   6    ->   3    ms
+	    Minimal granularity............:   0.75 ->   0.3  ms
+	    Wakeup granularity.............:   1    ->   0.5  ms
+	    CPU migration cost.............:   0.5  ->   0.25 ms
+	    Bandwidth slice size...........:   5    ->   3    ms
+	    Ondemand fine upscaling limit..:  95 %  ->  85 %
+
+	  --- MuQSS CPU Scheduler --------------------------------
+
+	    Scheduling interval............:   6    ->   3    ms
+	    ISO task max realtime use......:  70 %  ->  25 %
+	    Ondemand coarse upscaling limit:  80 %  ->  45 %
+	    Ondemand fine upscaling limit..:  95 %  ->  45 %
+
 config BROKEN
 	bool
 
@@ -1240,7 +1272,6 @@ config CC_OPTIMIZE_FOR_PERFORMANCE
 
 config CC_OPTIMIZE_FOR_PERFORMANCE_O3
 	bool "Optimize more for performance (-O3)"
-	depends on ARC
 	help
 	  Choosing this option will pass "-O3" to your compiler to optimize
 	  the kernel yet more for performance.
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 9a2fbf98f..630c93d66 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -57,7 +57,7 @@ const_debug unsigned int sysctl_sched_features =
  * Number of tasks to iterate in a single balance run.
  * Limited because this is done with IRQs disabled.
  */
-const_debug unsigned int sysctl_sched_nr_migrate = 32;
+const_debug unsigned int sysctl_sched_nr_migrate = 128;
 
 /*
  * period over which we measure -rt task CPU usage in us.
@@ -69,9 +69,9 @@ __read_mostly int scheduler_running;
 
 /*
  * part of the period that we allow rt tasks to run in us.
- * default: 0.95s
+ * XanMod default: 0.98s
  */
-int sysctl_sched_rt_runtime = 950000;
+int sysctl_sched_rt_runtime = 980000;
 
 /*
  * __task_rq_lock - lock the rq @p resides on.
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index da3e5b547..0a8dc0e64 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -37,8 +37,13 @@
  *
  * (default: 6ms * (1 + ilog(ncpus)), units: nanoseconds)
  */
+#ifdef CONFIG_ZENIFY
+unsigned int sysctl_sched_latency			= 3000000ULL;
+static unsigned int normalized_sysctl_sched_latency	= 3000000ULL;
+#else
 unsigned int sysctl_sched_latency			= 6000000ULL;
 static unsigned int normalized_sysctl_sched_latency	= 6000000ULL;
+#endif
 
 /*
  * The initial- and re-scaling of tunables is configurable
@@ -58,13 +63,22 @@ enum sched_tunable_scaling sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_L
  *
  * (default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds)
  */
+#ifdef CONFIG_ZENIFY
+unsigned int sysctl_sched_min_granularity			= 300000ULL;
+static unsigned int normalized_sysctl_sched_min_granularity	= 300000ULL;
+#else
 unsigned int sysctl_sched_min_granularity			= 750000ULL;
 static unsigned int normalized_sysctl_sched_min_granularity	= 750000ULL;
+#endif
 
 /*
  * This value is kept at sysctl_sched_latency/sysctl_sched_min_granularity
  */
+#ifdef CONFIG_ZENIFY
+static unsigned int sched_nr_latency = 10;
+#else
 static unsigned int sched_nr_latency = 8;
+#endif
 
 /*
  * After fork, child runs first. If set to 0 (default) then
@@ -81,10 +95,17 @@ unsigned int sysctl_sched_child_runs_first __read_mostly;
  *
  * (default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds)
  */
+#ifdef CONFIG_ZENIFY
+unsigned int sysctl_sched_wakeup_granularity			= 500000UL;
+static unsigned int normalized_sysctl_sched_wakeup_granularity	= 500000UL;
+
+const_debug unsigned int sysctl_sched_migration_cost	= 50000UL;
+#else
 unsigned int sysctl_sched_wakeup_granularity			= 1000000UL;
 static unsigned int normalized_sysctl_sched_wakeup_granularity	= 1000000UL;
 
 const_debug unsigned int sysctl_sched_migration_cost	= 500000UL;
+#endif
 
 int sched_thermal_decay_shift;
 static int __init setup_sched_thermal_decay_shift(char *str)
@@ -128,8 +149,12 @@ int __weak arch_asym_cpu_priority(int cpu)
  *
  * (default: 5 msec, units: microseconds)
  */
+#ifdef CONFIG_ZENIFY
+unsigned int sysctl_sched_cfs_bandwidth_slice		= 3000UL;
+#else
 unsigned int sysctl_sched_cfs_bandwidth_slice		= 5000UL;
 #endif
+#endif
 
 static inline void update_load_add(struct load_weight *lw, unsigned long inc)
 {
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 6ecd10451..8a3bdff2c 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -53,7 +53,11 @@ unsigned long transparent_hugepage_flags __read_mostly =
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE_MADVISE
 	(1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG)|
 #endif
+#ifdef CONFIG_AVL_INTERACTIVE
+	(1<<TRANSPARENT_HUGEPAGE_DEFRAG_KSWAPD_OR_MADV_FLAG)|
+#else
 	(1<<TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG)|
+#endif
 	(1<<TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG)|
 	(1<<TRANSPARENT_HUGEPAGE_USE_ZERO_PAGE_FLAG);
 
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 7326b54ab..7baec8caf 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -71,7 +71,11 @@ static long ratelimit_pages = 32;
 /*
  * Start background writeback (via writeback threads) at this percentage
  */
+#ifdef CONFIG_ZENIFY
+int dirty_background_ratio = 20;
+#else
 int dirty_background_ratio = 10;
+#endif
 
 /*
  * dirty_background_bytes starts at 0 (disabled) so that it is a function of
@@ -88,7 +92,11 @@ int vm_highmem_is_dirtyable;
 /*
  * The generator of dirty data starts writeback at this percentage
  */
+#ifdef CONFIG_ZENIFY
+int vm_dirty_ratio = 50;
+#else
 int vm_dirty_ratio = 20;
+#endif
 
 /*
  * vm_dirty_bytes starts at 0 (disabled) so that it is a function of
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 13cc65312..3e5325634 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -329,7 +329,7 @@ int watermark_boost_factor __read_mostly;
 #else
 int watermark_boost_factor __read_mostly = 15000;
 #endif
-int watermark_scale_factor = 10;
+int watermark_scale_factor = 200;
 
 static unsigned long nr_kernel_pages __initdata;
 static unsigned long nr_all_pages __initdata;
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 25a888882..888606f36 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -688,6 +688,9 @@ choice
 	config DEFAULT_VEGAS
 		bool "Vegas" if TCP_CONG_VEGAS=y
 
+	config DEFAULT_YEAH
+		bool "YeAH" if TCP_CONG_YEAH=y
+
 	config DEFAULT_VENO
 		bool "Veno" if TCP_CONG_VENO=y
 
@@ -721,6 +724,7 @@ config DEFAULT_TCP_CONG
 	default "htcp" if DEFAULT_HTCP
 	default "hybla" if DEFAULT_HYBLA
 	default "vegas" if DEFAULT_VEGAS
+	default "yeah" if DEFAULT_YEAH
 	default "westwood" if DEFAULT_WESTWOOD
 	default "veno" if DEFAULT_VENO
 	default "reno" if DEFAULT_RENO
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index bfbefb7bf..8fd074d54 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -459,6 +459,9 @@ choice
 	  Select the queueing discipline that will be used by default
 	  for all network devices.
 
+	config DEFAULT_CAKE
+ 		bool "Common Applications Kept Enhanced" if NET_SCH_CAKE
+
 	config DEFAULT_FQ
 		bool "Fair Queue" if NET_SCH_FQ
 
@@ -478,6 +481,7 @@ endchoice
 config DEFAULT_NET_SCH
 	string
 	default "pfifo_fast" if DEFAULT_PFIFO_FAST
+	default "cake" if DEFAULT_CAKE
 	default "fq" if DEFAULT_FQ
 	default "fq_codel" if DEFAULT_FQ_CODEL
 	default "sfq" if DEFAULT_SFQ
diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index 5b80a4699..a46ce3227 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -41,8 +41,8 @@ else
 fi
 
 UTS_VERSION="#$VERSION"
-CONFIG_FLAGS=""
-if [ -n "$SMP" ] ; then CONFIG_FLAGS="SMP"; fi
+CONFIG_FLAGS="TKG"
+if [ -n "$SMP" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS SMP"; fi
 if [ -n "$PREEMPT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT"; fi
 if [ -n "$PREEMPT_RT" ] ; then CONFIG_FLAGS="$CONFIG_FLAGS PREEMPT_RT"; fi
 
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index 20f2efd57..0552d8b9f 100755
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -54,7 +54,7 @@ scm_version()
 			# If only the short version is requested, don't bother
 			# running further git commands
 			if $short; then
-				echo "+"
+			#	echo "+"
 				return
 			fi
 			# If we are past a tagged commit (like
-- 
2.26.2