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-rw-r--r--0002-constgran-vanilla-max.patch86
1 files changed, 0 insertions, 86 deletions
diff --git a/0002-constgran-vanilla-max.patch b/0002-constgran-vanilla-max.patch
deleted file mode 100644
index 2685403496a2..000000000000
--- a/0002-constgran-vanilla-max.patch
+++ /dev/null
@@ -1,86 +0,0 @@
-From 6758adc6a354f18a32b704e8f8ef1f6021515e51 Mon Sep 17 00:00:00 2001
-From: Masahito S <firelzrd@gmail.com>
-Date: Fri, 28 Apr 2023 01:07:13 +0900
-Subject: [PATCH] constgran v4 sched: Make latency / granularity constant
- tunable_scaling = 1 (logarithmic) -> 0 (constant) latency_ns = variable
- 6-24ms -> constant 12.8ms min_granularity_ns = variable 0.75-3ms -> constant
- 1.6ms wakeup_granularity_ns = variable 1-4ms -> constant 6.4ms
-
----
- kernel/sched/fair.c | 31 +++++++++++++++++++++++++++----
- 1 file changed, 27 insertions(+), 4 deletions(-)
-
-diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
-index f8f1efa5f..87923da0f 100644
---- a/kernel/sched/fair.c
-+++ b/kernel/sched/fair.c
-@@ -70,10 +70,16 @@
- * (to see the precise effective timeslice length of your workload,
- * run vmstat and monitor the context-switches (cs) field)
- *
-- * (default: 6ms * (1 + ilog(ncpus)), units: nanoseconds)
-+ * (BORE default: 24ms constant, units: nanoseconds)
-+ * (CFS default: 6ms * (1 + ilog(ncpus)), units: nanoseconds)
- */
-+#ifdef CONFIG_SCHED_BORE
-+unsigned int sysctl_sched_latency = 24000000ULL;
-+static unsigned int normalized_sysctl_sched_latency = 24000000ULL;
-+#else // CONFIG_SCHED_BORE
- unsigned int sysctl_sched_latency = 6000000ULL;
- static unsigned int normalized_sysctl_sched_latency = 6000000ULL;
-+#endif // CONFIG_SCHED_BORE
-
- /*
- * The initial- and re-scaling of tunables is configurable
-@@ -84,17 +90,28 @@ static unsigned int normalized_sysctl_sched_latency = 6000000ULL;
- * SCHED_TUNABLESCALING_LOG - scaled logarithmical, *1+ilog(ncpus)
- * SCHED_TUNABLESCALING_LINEAR - scaled linear, *ncpus
- *
-- * (default SCHED_TUNABLESCALING_LOG = *(1+ilog(ncpus))
-+ * (BORE default SCHED_TUNABLESCALING_NONE = *1 constant)
-+ * (CFS default SCHED_TUNABLESCALING_LOG = *(1+ilog(ncpus))
- */
-+#ifdef CONFIG_SCHED_BORE
-+unsigned int sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_NONE;
-+#else // CONFIG_SCHED_BORE
- unsigned int sysctl_sched_tunable_scaling = SCHED_TUNABLESCALING_LOG;
-+#endif // CONFIG_SCHED_BORE
-
- /*
- * Minimal preemption granularity for CPU-bound tasks:
- *
-- * (default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds)
-+ * (BORE default: 3 msec constant, units: nanoseconds)
-+ * (CFS default: 0.75 msec * (1 + ilog(ncpus)), units: nanoseconds)
- */
-+#ifdef CONFIG_SCHED_BORE
-+unsigned int sysctl_sched_min_granularity = 3000000ULL;
-+static unsigned int normalized_sysctl_sched_min_granularity = 3000000ULL;
-+#else // CONFIG_SCHED_BORE
- unsigned int sysctl_sched_min_granularity = 750000ULL;
- static unsigned int normalized_sysctl_sched_min_granularity = 750000ULL;
-+#endif // CONFIG_SCHED_BORE
-
- /*
- * Minimal preemption granularity for CPU-bound SCHED_IDLE tasks.
-@@ -122,10 +139,16 @@ unsigned int sysctl_sched_child_runs_first __read_mostly;
- * and reduces their over-scheduling. Synchronous workloads will still
- * have immediate wakeup/sleep latencies.
- *
-- * (default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds)
-+ * (BORE default: 4 msec constant, units: nanoseconds)
-+ * (CFS default: 1 msec * (1 + ilog(ncpus)), units: nanoseconds)
- */
-+#ifdef CONFIG_SCHED_BORE
-+unsigned int sysctl_sched_wakeup_granularity = 4000000UL;
-+static unsigned int normalized_sysctl_sched_wakeup_granularity = 4000000UL;
-+#else // CONFIG_SCHED_BORE
- unsigned int sysctl_sched_wakeup_granularity = 1000000UL;
- static unsigned int normalized_sysctl_sched_wakeup_granularity = 1000000UL;
-+#endif // CONFIG_SCHED_BORE
-
- const_debug unsigned int sysctl_sched_migration_cost = 500000UL;
-
---
-2.25.1
-