From: Gregory Haskins <[email protected]>
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]>
Signed-off-by: Steven Rostedt <[email protected]>
---
kernel/sched_rt.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
Index: linux-compile.git/kernel/sched_rt.c
===================================================================
--- linux-compile.git.orig/kernel/sched_rt.c 2007-11-20 19:53:05.000000000 -0500
+++ linux-compile.git/kernel/sched_rt.c 2007-11-20 19:53:07.000000000 -0500
@@ -274,9 +274,6 @@ static int find_lowest_rq(struct task_st
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;
@@ -304,7 +301,7 @@ static struct rq *find_lock_lowest_rq(st
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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