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| author |   Peter Zijlstra <peterz@infradead.org> | 2020-10-01 16:05:39 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-11-10 18:39:00 +0100 |
| commit | 95158a89dd50035b4ff5b8aa913854166b50fe6d (patch) | |
| tree | 543375898656d1806af807ce8744f7ac9d888a1c /kernel/sched/cpudeadline.c | |
| parent | sched,rt: Use cpumask_any*_distribute() (diff) | |
| download | linux-dev-95158a89dd50035b4ff5b8aa913854166b50fe6d.tar.xz linux-dev-95158a89dd50035b4ff5b8aa913854166b50fe6d.zip | |
sched,rt: Use the full cpumask for balancing
We want migrate_disable() tasks to get PULLs in order for them to PUSH
away the higher priority task.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Valentin Schneider <valentin.schneider@arm.com>
Reviewed-by: Daniel Bristot de Oliveira <bristot@redhat.com>
Link: https://lkml.kernel.org/r/20201023102347.310519774@infradead.org
Diffstat (limited to 'kernel/sched/cpudeadline.c')
| -rw-r--r-- | kernel/sched/cpudeadline.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/sched/cpudeadline.c b/kernel/sched/cpudeadline.c index 8cb06c8c7eb1..ceb03d76c0cc 100644 --- a/kernel/sched/cpudeadline.c +++ b/kernel/sched/cpudeadline.c @@ -120,7 +120,7 @@ int cpudl_find(struct cpudl *cp, struct task_struct *p, const struct sched_dl_entity *dl_se = &p->dl; if (later_mask && - cpumask_and(later_mask, cp->free_cpus, p->cpus_ptr)) { + cpumask_and(later_mask, cp->free_cpus, &p->cpus_mask)) { unsigned long cap, max_cap = 0; int cpu, max_cpu = -1; @@ -151,7 +151,7 @@ int cpudl_find(struct cpudl *cp, struct task_struct *p, WARN_ON(best_cpu != -1 && !cpu_present(best_cpu)); - if (cpumask_test_cpu(best_cpu, p->cpus_ptr) && + if (cpumask_test_cpu(best_cpu, &p->cpus_mask) && dl_time_before(dl_se->deadline, cp->elements[0].dl)) { if (later_mask) cpumask_set_cpu(best_cpu, later_mask); |