It doesn't hurt if we allow the current CPU to be included in the
search. We will just simply skip it later if the current CPU turns out
to be the lowest.
We will use this later in the series
Signed-off-by: Gregory Haskins <[email protected]>
---
kernel/sched_rt.c | 5 +----
1 files changed, 1 insertions(+), 4 deletions(-)
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index fbe7b8a..7dd67db 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -326,9 +326,6 @@ static int find_lowest_rq(struct task_struct *task)
for_each_cpu_mask(cpu, cpu_mask) {
struct rq *rq = cpu_rq(cpu);
- if (cpu == rq->cpu)
- continue;
-
/* We look for lowest RT prio or non-rt CPU */
if (rq->rt.highest_prio >= MAX_RT_PRIO) {
lowest_rq = rq;
@@ -356,7 +353,7 @@ static struct rq *find_lock_lowest_rq(struct task_struct *task,
for (tries = 0; tries < RT_MAX_TRIES; tries++) {
cpu = find_lowest_rq(task);
- if (cpu == -1)
+ if ((cpu == -1) || (cpu == rq->cpu))
break;
lowest_rq = cpu_rq(cpu);
-
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