diff options
Diffstat (limited to 'kernel/rcutree.c')
-rw-r--r-- | kernel/rcutree.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 78d3715..54dd6d0 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -1459,8 +1459,12 @@ static void rcu_gp_cleanup(struct rcu_state *rsp) rsp->fqs_state = RCU_GP_IDLE; rdp = this_cpu_ptr(rsp->rda); rcu_advance_cbs(rsp, rnp, rdp); /* Reduce false positives below. */ - if (cpu_needs_another_gp(rsp, rdp)) + if (cpu_needs_another_gp(rsp, rdp)) { rsp->gp_flags = 1; + trace_rcu_grace_period(rsp->name, + ACCESS_ONCE(rsp->gpnum), + TPS("newreq")); + } raw_spin_unlock_irq(&rnp->lock); } @@ -1584,6 +1588,8 @@ rcu_start_gp_advanced(struct rcu_state *rsp, struct rcu_node *rnp, return; } rsp->gp_flags = RCU_GP_FLAG_INIT; + trace_rcu_grace_period(rsp->name, ACCESS_ONCE(rsp->gpnum), + TPS("newreq")); /* * We can't do wakeups while holding the rnp->lock, as that |