[PATCH RT 1/8] rcutree/rcu_bh_qs: disable irq while calling rcu_preempt_qs()

3.8.13.14-rt28-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Tiejun Chen Any callers to the function rcu_preempt_qs() must disable irqs in order to protect the assignment to ->rcu_read_unlock_special. In RT case, rcu_bh_qs() as the wrapper

[PATCH RT 1/8] rcutree/rcu_bh_qs: disable irq while calling rcu_preempt_qs()

3.8.13.14-rt28-rc1 stable review patch. If anyone has any objections, please let me know. -- From: Tiejun Chen tiejun.c...@windriver.com Any callers to the function rcu_preempt_qs() must disable irqs in order to protect the assignment to -rcu_read_unlock_special. In RT case,