diff options
| author | Davidlohr Bueso <dave@stgolabs.net> | 2017-09-09 01:14:58 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-09 03:26:49 +0200 |
| commit | 2161573ecd6931565936cb66793b2d2bf805c088 (patch) | |
| tree | d20a0edb400805effb57590e6faa20e8630701d6 /kernel/sched/sched.h | |
| parent | sched/fair: replace cfs_rq->rb_leftmost (diff) | |
| download | linux-2161573ecd6931565936cb66793b2d2bf805c088.tar.xz linux-2161573ecd6931565936cb66793b2d2bf805c088.zip | |
sched/deadline: replace earliest dl and rq leftmost caching
... with the generic rbtree flavor instead. No changes
in semantics whatsoever.
Link: http://lkml.kernel.org/r/20170719014603.19029-9-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
| -rw-r--r-- | kernel/sched/sched.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index c30c57563dbc..746ac78ff492 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -549,8 +549,7 @@ struct rt_rq { /* Deadline class' related fields in a runqueue */ struct dl_rq { /* runqueue is an rbtree, ordered by deadline */ - struct rb_root rb_root; - struct rb_node *rb_leftmost; + struct rb_root_cached root; unsigned long dl_nr_running; @@ -574,8 +573,7 @@ struct dl_rq { * an rb-tree, ordered by tasks' deadlines, with caching * of the leftmost (earliest deadline) element. */ - struct rb_root pushable_dl_tasks_root; - struct rb_node *pushable_dl_tasks_leftmost; + struct rb_root_cached pushable_dl_tasks_root; #else struct dl_bw dl_bw; #endif |