rcu: Don't use __this_cpu_* from preemptible context

Commit "rcu: Make cond_resched_rcu_qs() apply to normal RCU flavors" has added
debug code which tries to read from __this_cpu in a preemptible code, which
doesn't work too well.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
1 file changed