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authorDaniel Bristot de Oliveira <[email protected]>2017-05-29 16:24:02 +0200
committerIngo Molnar <[email protected]>2017-06-08 10:32:00 +0200
commit54d6d3039e2d84b6fbfbe59ec57d856371edf0a2 (patch)
tree046d7f0d1eca929284752f037edfc6f42894f720
parentae83b56a56f8d9643dedbee86b457fa1c5d42f59 (diff)
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 <[email protected]> Signed-off-by: Peter Zijlstra (Intel) <[email protected]> Cc: Juri Lelli <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Luca Abeni <[email protected]> Cc: Mike Galbraith <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Romulo Silva de Oliveira <[email protected]> Cc: Steven Rostedt <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Tommaso Cucinotta <[email protected]> Cc: Xunlei Pang <[email protected]> Link: http://lkml.kernel.org/r/8d05f1ccfd02da1a11bda62494d98f5456c1469a.1495803804.git.bristot@redhat.com Signed-off-by: Ingo Molnar <[email protected]>
-rw-r--r--include/linux/sched.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index f1ead2e88d3d..3113c828483b 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -421,7 +421,7 @@ struct sched_dl_entity {
u64 dl_runtime; /* Maximum runtime for each instance */
u64 dl_deadline; /* Relative deadline of each instance */
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,