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sched: RT balancing: include current CPU

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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 <ghaskins@novell.com>
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Gregory Haskins 2008-01-25 21:08:10 +01:00 committed by Ingo Molnar
parent 07b4032c9e
commit 2de0b4639f
1 changed files with 1 additions and 4 deletions
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5
kernel/sched_rt.c
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@ -277,9 +277,6 @@ 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;
@ -307,7 +304,7 @@ 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);