Messages in this thread | | | Date | Fri, 2 Oct 2020 16:21:49 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 7/9] sched: Add migrate_disable() |
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On Fri, Sep 25, 2020 at 06:50:47PM +0200, Sebastian Andrzej Siewior wrote: > On 2020-09-21 18:36:04 [+0200], Peter Zijlstra wrote: > > --- a/kernel/sched/core.c > > +++ b/kernel/sched/core.c > > @@ -1700,6 +1700,68 @@ void check_preempt_curr(struct rq *rq, s > > > > #ifdef CONFIG_SMP > > > > +#ifdef CONFIG_PREEMPT_RT > … > > +static inline bool is_migration_disabled(struct task_struct *p) > > +{ > > + return p->migration_disabled; > > +} > > Just a thought: having this with int as return type and defined in a > header file then it could be used in check_preemption_disabled() and in > the tracing output.
Yeah, I didn't want it in a header where world can access it and attempt creative use :/
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