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| author | Peter Zijlstra <peterz@infradead.org> | 2020-09-16 14:59:08 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-11-10 18:38:59 +0100 |
| commit | 9cfc3e18adb0362533e911bf3ce6ec8c821cfccc (patch) | |
| tree | 0651eb0776e2bda5b89959e727cd61bd00a76166 /kernel/sched/sched.h | |
| parent | sched: Fix hotplug vs CPU bandwidth control (diff) | |
| download | linux-9cfc3e18adb0362533e911bf3ce6ec8c821cfccc.tar.xz linux-9cfc3e18adb0362533e911bf3ce6ec8c821cfccc.zip | |
sched: Massage set_cpus_allowed()
Thread a u32 flags word through the *set_cpus_allowed*() callchain.
This will allow adding behavioural tweaks for future users.
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/20201023102346.729082820@infradead.org
Diffstat (limited to 'kernel/sched/sched.h')
| -rw-r--r-- | kernel/sched/sched.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index c6f707a6d9d4..0420d80fb250 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1814,7 +1814,8 @@ struct sched_class { void (*task_woken)(struct rq *this_rq, struct task_struct *task); void (*set_cpus_allowed)(struct task_struct *p, - const struct cpumask *newmask); + const struct cpumask *newmask, + u32 flags); void (*rq_online)(struct rq *rq); void (*rq_offline)(struct rq *rq); @@ -1907,7 +1908,9 @@ extern void update_group_capacity(struct sched_domain *sd, int cpu); extern void trigger_load_balance(struct rq *rq); -extern void set_cpus_allowed_common(struct task_struct *p, const struct cpumask *new_mask); +#define SCA_CHECK 0x01 + +extern void set_cpus_allowed_common(struct task_struct *p, const struct cpumask *new_mask, u32 flags); #endif |