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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-12 11:30:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-09-12 11:30:56 -0700 |
| commit | 040b9d7ccff40e1fbd48029e3c769db188a3ba2c (patch) | |
| tree | 43ab6312d5108302c4b67753597850275a9ee4ed /kernel/sched | |
| parent | e6328a7abe7f8fcd32e9d3bcbd14ff2161bf71c9 (diff) | |
| parent | 46123355af729514e6fa8b8a9dd1e645e61a6466 (diff) | |
| download | op-kernel-dev-040b9d7ccff40e1fbd48029e3c769db188a3ba2c.zip op-kernel-dev-040b9d7ccff40e1fbd48029e3c769db188a3ba2c.tar.gz | |
Merge branch 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull scheduler fixes from Ingo Molnar:
"Three fixes:
- fix a suspend/resume cpusets bug
- fix a !CONFIG_NUMA_BALANCING bug
- fix a kerneldoc warning"
* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/fair: Fix nuisance kernel-doc warning
sched/cpuset/pm: Fix cpuset vs. suspend-resume bugs
sched/fair: Fix wake_affine_llc() balancing rules
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/core.c | 7 | ||||
| -rw-r--r-- | kernel/sched/fair.c | 4 |
2 files changed, 5 insertions, 6 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 6d2c7ff..136a76d 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5556,16 +5556,15 @@ static void cpuset_cpu_active(void) * operation in the resume sequence, just build a single sched * domain, ignoring cpusets. */ - num_cpus_frozen--; - if (likely(num_cpus_frozen)) { - partition_sched_domains(1, NULL, NULL); + partition_sched_domains(1, NULL, NULL); + if (--num_cpus_frozen) return; - } /* * This is the last CPU online operation. So fall through and * restore the original sched domains by considering the * cpuset configurations. */ + cpuset_force_rebuild(); } cpuset_update_active_cpus(); } diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index a5d83ed..0a85641 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -5424,7 +5424,7 @@ wake_affine_llc(struct sched_domain *sd, struct task_struct *p, return false; /* if this cache has capacity, come here */ - if (this_stats.has_capacity && this_stats.nr_running < prev_stats.nr_running+1) + if (this_stats.has_capacity && this_stats.nr_running+1 < prev_stats.nr_running) return true; /* @@ -7708,7 +7708,7 @@ next_group: * number. * * Return: 1 when packing is required and a task should be moved to - * this CPU. The amount of the imbalance is returned in *imbalance. + * this CPU. The amount of the imbalance is returned in env->imbalance. * * @env: The load balancing environment. * @sds: Statistics of the sched_domain which is to be packed |
