[tip:sched/core] sched/fair: Polish comments for LOAD_AVG_MAX

[tip-bot for Leo Yan]

Commit-ID:  84fb5a182d39221b89f205365386df243135d622
Gitweb:     http://git.kernel.org/tip/84fb5a182d39221b89f205365386df243135d622
Author:     Leo Yan <leo.yan@xxxxxxxxxx>
AuthorDate: Tue, 15 Sep 2015 18:57:37 +0800
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 18 Sep 2015 09:23:15 +0200

sched/fair: Polish comments for LOAD_AVG_MAX

Macro LOAD_AVG_MAX is defined far away from the precompuated tables
for decay calculation in code; So explicitly comments for this.

Also fix one typo: s/LOAD_MAX_AVG/LOAD_AVG_MAX.

Signed-off-by: Leo Yan <leo.yan@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1442314657-14949-1-git-send-email-leo.yan@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 kernel/sched/fair.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 1bfad9f..80c62bf 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -661,11 +661,12 @@ static unsigned long task_h_load(struct task_struct *p);
 
 /*
  * We choose a half-life close to 1 scheduling period.
- * Note: The tables below are dependent on this value.
+ * Note: The tables runnable_avg_yN_inv and runnable_avg_yN_sum are
+ * dependent on this value.
  */
 #define LOAD_AVG_PERIOD 32
 #define LOAD_AVG_MAX 47742 /* maximum possible load avg */
-#define LOAD_AVG_MAX_N 345 /* number of full periods to produce LOAD_MAX_AVG */
+#define LOAD_AVG_MAX_N 345 /* number of full periods to produce LOAD_AVG_MAX */
 
 /* Give new sched_entity start runnable values to heavy its load in infant time */
 void init_entity_runnable_average(struct sched_entity *se)
--
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