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authorThomas Gleixner <tglx@linutronix.de>2020-05-21 22:05:16 +0200
committerIngo Molnar <mingo@kernel.org>2020-05-26 19:05:11 +0200
commit07325d4a90d2d84de45cc07b134fd0f023dbb971 (patch)
tree0c0437193ef9e2501abb778d25a7f5a3d3429935 /init
parentaaf2bc50df1f4bfc6857fc601fc7b21d5a18c6a1 (diff)
rcu: Provide rcu_irq_exit_check_preempt()
Provide a debug check which can be invoked from exception return to kernel mode before an attempt is made to schedule. Warn if RCU is not ready for this. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@kernel.org> Link: https://lore.kernel.org/r/20200521202117.089709607@linutronix.de
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