rcu: Make TASKS_TRACE_RCU select IRQ_WORK

Tasks Trace RCU uses irq_work_queue() to safely awaken its grace-period
kthread, so this commit therefore causes the TASKS_TRACE_RCU Kconfig
option select the IRQ_WORK Kconfig option.

Reported-by: kernel test robot <[email protected]>
Acked-by: Randy Dunlap <[email protected]> # build-tested
Signed-off-by: Paul E. McKenney <[email protected]>
1 file changed