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sched/deadline: Fix dl_bw comment 

The sched_dl_entity's dl_bw variable stores the utilization (dl_runtime / dl_period)
of a task, not its density (dl_runtime / dl_deadline), as the comment says.

Signed-off-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Juri Lelli <juri.lelli@arm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Luca Abeni <luca.abeni@santannapisa.it>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Romulo Silva de Oliveira <romulo.deoliveira@ufsc.br>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tommaso Cucinotta <tommaso.cucinotta@sssup.it>
Cc: Xunlei Pang <xpang@redhat.com>
Link: http://lkml.kernel.org/r/8d05f1ccfd02da1a11bda62494d98f5456c1469a.1495803804.git.bristot@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Daniel Bristot de Oliveira 2017-05-29 16:24:02 +02:00 committed by Ingo Molnar
parent ae83b56a56
commit 54d6d3039e
1 changed files with 1 additions and 1 deletions
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2
include/linux/sched.h
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@ -421,7 +421,7 @@ struct sched_dl_entity {
u64 dl_runtime; /* Maximum runtime for each instance */ u64 dl_runtime; /* Maximum runtime for each instance */
u64 dl_deadline; /* Relative deadline of each instance */ u64 dl_deadline; /* Relative deadline of each instance */
u64 dl_period; /* Separation of two instances (period) */ u64 dl_period; /* Separation of two instances (period) */
u64 dl_bw; /* dl_runtime / dl_deadline */ u64 dl_bw; /* dl_runtime / dl_period */
/* /*
* Actual scheduling parameters. Initialized with the values above, * Actual scheduling parameters. Initialized with the values above,