From: Paul E. McKenney <paulmck@kernel.org>
Date: Tue, 22 Dec 2020 05:00:18 +0000 (-0800)
Subject: rcu: Make TASKS_TRACE_RCU select IRQ_WORK
X-Git-Tag: v5.12-rc1~150^2~1^2^2
X-Git-Url: https://repo.jachan.dev/linux.git/commitdiff_plain/c26165efac41bce0c7764262b21f5897e771f34f

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 <lkp@intel.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
---

diff --git a/kernel/rcu/Kconfig b/kernel/rcu/Kconfig
index b71e21f73c40..84dfa8dae1b2 100644
--- a/kernel/rcu/Kconfig
+++ b/kernel/rcu/Kconfig
@@ -95,6 +95,7 @@ config TASKS_RUDE_RCU
 
 config TASKS_TRACE_RCU
 	def_bool 0
+	select IRQ_WORK
 	help
 	  This option enables a task-based RCU implementation that uses
 	  explicit rcu_read_lock_trace() read-side markers, and allows