diff options
Diffstat (limited to 'SOURCES/tkg.patch')
| -rw-r--r-- | SOURCES/tkg.patch | 99 |
1 files changed, 1 insertions, 98 deletions
diff --git a/SOURCES/tkg.patch b/SOURCES/tkg.patch index 8831829..3c405c8 100644 --- a/SOURCES/tkg.patch +++ b/SOURCES/tkg.patch @@ -49,12 +49,10 @@ index f788cd61df21..2bfbb4213707 100644 From f85ed068b4d0e6c31edce8574a95757a60e58b87 Mon Sep 17 00:00:00 2001 From: Etienne Juvigny <Ti3noU@gmail.com> Date: Mon, 3 Sep 2018 17:36:25 +0200 -Subject: [PATCH 07/17] Zenify & stuff +Subject: [PATCH 07/17] Add Zenify option --- init/Kconfig | 32 ++++++++++++++++++++++++++++++++ - kernel/sched/fair.c | 25 +++++++++++++++++++++++++ - mm/page-writeback.c | 8 ++++++++ 3 files changed, 65 insertions(+) diff --git a/init/Kconfig b/init/Kconfig @@ -99,102 +97,7 @@ index 3ae8678e1145..da708eed0f1e 100644 + config BROKEN bool - -diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c -index 6b3b59cc51d6..2a0072192c3d 100644 ---- a/kernel/sched/fair.c -+++ b/kernel/sched/fair.c -@@ -69,8 +69,13 @@ - * - * (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 -@@ -90,8 +95,13 @@ - * - * (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 - - /* - * Minimal preemption granularity for CPU-bound SCHED_IDLE tasks. -@@ -99,12 +109,20 @@ - * - * (default: 0.75 msec) - */ -+#ifdef CONFIG_ZENIFY -+unsigned int sysctl_sched_idle_min_granularity = 300000ULL; -+#else - unsigned int sysctl_sched_idle_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 -@@ -175,8 +193,12 @@ - * - * (default: 5 msec, units: microseconds) - */ -+#ifdef CONFIG_ZENIFY -+static unsigned int sysctl_sched_cfs_bandwidth_slice = 3000UL; -+#else - static unsigned int sysctl_sched_cfs_bandwidth_slice = 5000UL; - #endif -+#endif - - #ifdef CONFIG_NUMA_BALANCING - /* Restrict the NUMA promotion throughput (MB/s) for each target node. */ - -diff --git a/mm/page-writeback.c b/mm/page-writeback.c -index 28b3e7a67565..01a1aef2b9b1 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 -+static int dirty_background_ratio = 20; -+#else - static 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 -+static int vm_dirty_ratio = 50; -+#else - static int vm_dirty_ratio = 20; -+#endif - - /* - * vm_dirty_bytes starts at 0 (disabled) so that it is a function of -- 2.28.0 |