diff options
Diffstat (limited to 'kernel/sched_rt.c')
-rw-r--r-- | kernel/sched_rt.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index ae4995c09aac..b788e35ffd3f 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c | |||
@@ -328,21 +328,21 @@ static struct rq *find_lock_lowest_rq(struct task_struct *task, | |||
328 | * running task can migrate over to a CPU that is running a task | 328 | * running task can migrate over to a CPU that is running a task |
329 | * of lesser priority. | 329 | * of lesser priority. |
330 | */ | 330 | */ |
331 | static int push_rt_task(struct rq *this_rq) | 331 | static int push_rt_task(struct rq *rq) |
332 | { | 332 | { |
333 | struct task_struct *next_task; | 333 | struct task_struct *next_task; |
334 | struct rq *lowest_rq; | 334 | struct rq *lowest_rq; |
335 | int ret = 0; | 335 | int ret = 0; |
336 | int paranoid = RT_MAX_TRIES; | 336 | int paranoid = RT_MAX_TRIES; |
337 | 337 | ||
338 | assert_spin_locked(&this_rq->lock); | 338 | assert_spin_locked(&rq->lock); |
339 | 339 | ||
340 | next_task = pick_next_highest_task_rt(this_rq, -1); | 340 | next_task = pick_next_highest_task_rt(rq, -1); |
341 | if (!next_task) | 341 | if (!next_task) |
342 | return 0; | 342 | return 0; |
343 | 343 | ||
344 | retry: | 344 | retry: |
345 | if (unlikely(next_task == this_rq->curr)) { | 345 | if (unlikely(next_task == rq->curr)) { |
346 | WARN_ON(1); | 346 | WARN_ON(1); |
347 | return 0; | 347 | return 0; |
348 | } | 348 | } |
@@ -352,24 +352,24 @@ static int push_rt_task(struct rq *this_rq) | |||
352 | * higher priority than current. If that's the case | 352 | * higher priority than current. If that's the case |
353 | * just reschedule current. | 353 | * just reschedule current. |
354 | */ | 354 | */ |
355 | if (unlikely(next_task->prio < this_rq->curr->prio)) { | 355 | if (unlikely(next_task->prio < rq->curr->prio)) { |
356 | resched_task(this_rq->curr); | 356 | resched_task(rq->curr); |
357 | return 0; | 357 | return 0; |
358 | } | 358 | } |
359 | 359 | ||
360 | /* We might release this_rq lock */ | 360 | /* We might release rq lock */ |
361 | get_task_struct(next_task); | 361 | get_task_struct(next_task); |
362 | 362 | ||
363 | /* find_lock_lowest_rq locks the rq if found */ | 363 | /* find_lock_lowest_rq locks the rq if found */ |
364 | lowest_rq = find_lock_lowest_rq(next_task, this_rq); | 364 | lowest_rq = find_lock_lowest_rq(next_task, rq); |
365 | if (!lowest_rq) { | 365 | if (!lowest_rq) { |
366 | struct task_struct *task; | 366 | struct task_struct *task; |
367 | /* | 367 | /* |
368 | * find lock_lowest_rq releases this_rq->lock | 368 | * find lock_lowest_rq releases rq->lock |
369 | * so it is possible that next_task has changed. | 369 | * so it is possible that next_task has changed. |
370 | * If it has, then try again. | 370 | * If it has, then try again. |
371 | */ | 371 | */ |
372 | task = pick_next_highest_task_rt(this_rq, -1); | 372 | task = pick_next_highest_task_rt(rq, -1); |
373 | if (unlikely(task != next_task) && task && paranoid--) { | 373 | if (unlikely(task != next_task) && task && paranoid--) { |
374 | put_task_struct(next_task); | 374 | put_task_struct(next_task); |
375 | next_task = task; | 375 | next_task = task; |
@@ -380,7 +380,7 @@ static int push_rt_task(struct rq *this_rq) | |||
380 | 380 | ||
381 | assert_spin_locked(&lowest_rq->lock); | 381 | assert_spin_locked(&lowest_rq->lock); |
382 | 382 | ||
383 | deactivate_task(this_rq, next_task, 0); | 383 | deactivate_task(rq, next_task, 0); |
384 | set_task_cpu(next_task, lowest_rq->cpu); | 384 | set_task_cpu(next_task, lowest_rq->cpu); |
385 | activate_task(lowest_rq, next_task, 0); | 385 | activate_task(lowest_rq, next_task, 0); |
386 | 386 | ||