Messages in this thread |  | | Date | Fri, 15 Jul 2016 15:42:22 +0200 | From | Oleg Nesterov <> | Subject | Re: [PATCH 2/2] locking/percpu-rwsem: Introduce bias knob |
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On 07/14, Peter Zijlstra wrote: > > +void rcu_sync_sabotage(struct rcu_sync *rsp) > +{ > + rsp->gp_count++; > + rsp->gp_state = !GP_IDLE; > +}
Ah, I didn't notice this !GP_IDLE...
Please use GP_PASSED, this is what this actually means. And note the wait_event(GP_PASSED) in rcu_sync_enter().
Otherwise
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
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