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-rw-r--r--Documentation/scheduler/schedutil.rst7
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/scheduler/schedutil.rst b/Documentation/scheduler/schedutil.rst
index 32c7d69fc8..803fba8fc7 100644
--- a/Documentation/scheduler/schedutil.rst
+++ b/Documentation/scheduler/schedutil.rst
@@ -90,8 +90,8 @@ For more detail see:
- Documentation/scheduler/sched-capacity.rst:"1. CPU Capacity + 2. Task utilization"
-UTIL_EST / UTIL_EST_FASTUP
-==========================
+UTIL_EST
+========
Because periodic tasks have their averages decayed while they sleep, even
though when running their expected utilization will be the same, they suffer a
@@ -99,8 +99,7 @@ though when running their expected utilization will be the same, they suffer a
To alleviate this (a default enabled option) UTIL_EST drives an Infinite
Impulse Response (IIR) EWMA with the 'running' value on dequeue -- when it is
-highest. A further default enabled option UTIL_EST_FASTUP modifies the IIR
-filter to instantly increase and only decay on decrease.
+highest. UTIL_EST filters to instantly increase and only decay on decrease.
A further runqueue wide sum (of runnable tasks) is maintained of: