diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h index 5d447ceba769..69bd6bec05bb 100644 --- a/kernel/rcu/tree.h +++ b/kernel/rcu/tree.h @@ -49,10 +49,6 @@ struct rcu_dynticks { /* # times non-lazy CBs posted to CPU. */ unsigned long nonlazy_posted_snap; /* idle-period nonlazy_posted snapshot. */ - unsigned long last_accelerate; - /* Last jiffy CBs were accelerated. */ - unsigned long last_advance_all; - /* Last jiffy CBs were all advanced. */ #endif /* #ifdef CONFIG_RCU_FAST_NO_HZ */ }; diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index 6511032371c1..45708164ddf9 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -1597,16 +1597,14 @@ module_param(rcu_idle_lazy_gp_delay, int, 0644); static bool __maybe_unused rcu_try_advance_all_cbs(void) { bool cbs_ready = false; - struct rcu_data *rdp; - struct rcu_dynticks *rdtp = this_cpu_ptr(&rcu_dynticks); + struct rcu_data *rdp = this_cpu_ptr(&rcu_data); struct rcu_node *rnp; /* Exit early if we advanced recently. */ - if (jiffies == rdtp->last_advance_all) + if (jiffies == rdp->last_advance_all) return false; - rdtp->last_advance_all = jiffies; + rdp->last_advance_all = jiffies; - rdp = this_cpu_ptr(&rcu_data); rnp = rdp->mynode; /* @@ -1635,6 +1633,7 @@ static bool __maybe_unused rcu_try_advance_all_cbs(void) */ int rcu_needs_cpu(u64 basemono, u64 *nextevt) { + struct rcu_data *rdp = this_cpu_ptr(&rcu_data); struct rcu_dynticks *rdtp = this_cpu_ptr(&rcu_dynticks); unsigned long dj; @@ -1655,7 +1654,7 @@ int rcu_needs_cpu(u64 basemono, u64 *nextevt) invoke_rcu_core(); return 1; } - rdtp->last_accelerate = jiffies; + rdp->last_accelerate = jiffies; /* Request timer delay depending on laziness, and round. */ if (!rdtp->all_lazy) { @@ -1718,9 +1717,9 @@ static void rcu_prepare_for_idle(void) * If we have not yet accelerated this jiffy, accelerate all * callbacks on this CPU. */ - if (rdtp->last_accelerate == jiffies) + if (rdp->last_accelerate == jiffies) return; - rdtp->last_accelerate = jiffies; + rdp->last_accelerate = jiffies; if (rcu_segcblist_pend_cbs(&rdp->cblist)) { rnp = rdp->mynode; raw_spin_lock_rcu_node(rnp); /* irqs already disabled. */ @@ -1769,7 +1768,7 @@ static void print_cpu_stall_fast_no_hz(char *cp, int cpu) unsigned long nlpd = rdtp->nonlazy_posted - rdtp->nonlazy_posted_snap; sprintf(cp, "last_accelerate: %04lx/%04lx, nonlazy_posted: %ld, %c%c", - rdtp->last_accelerate & 0xffff, jiffies & 0xffff, + rdp->last_accelerate & 0xffff, jiffies & 0xffff, ulong2long(nlpd), rdtp->all_lazy ? 'L' : '.', rdp->tick_nohz_enabled_snap ? '.' : 'D');