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authorBorislav Petkov <bp@suse.de>2020-09-21 13:31:36 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-09-21 16:37:21 +0300
commit3ad1c8ef083bef96ec922688966484be1039e6b5 (patch)
treebe6092d522082e40be4bfd12be4a9cb3e6f08c55 /kernel/rcu
parentba4f184e126b751d1bffad5897f263108befc780 (diff)
downloadlinux-3ad1c8ef083bef96ec922688966484be1039e6b5.tar.xz
rcu/tree: Export rcu_idle_{enter,exit} to modules
Fix this link error: ERROR: modpost: "rcu_idle_enter" [drivers/acpi/processor.ko] undefined! ERROR: modpost: "rcu_idle_exit" [drivers/acpi/processor.ko] undefined! when CONFIG_ACPI_PROCESSOR is built as module. PeterZ says that in light of ARM needing those soon too, they should simply be exported. Fixes: 1fecfdbb7acc ("ACPI: processor: Take over RCU-idle for C3-BM idle") Reported-by: Sven Joachim <svenjoac@gmx.de> Suggested-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: Paul E. McKenney <paulmckrcu@kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'kernel/rcu')
-rw-r--r--kernel/rcu/tree.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 8ce77d9ac716..f78ee759af9c 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -673,6 +673,7 @@ void rcu_idle_enter(void)
lockdep_assert_irqs_disabled();
rcu_eqs_enter(false);
}
+EXPORT_SYMBOL_GPL(rcu_idle_enter);
#ifdef CONFIG_NO_HZ_FULL
/**
@@ -886,6 +887,7 @@ void rcu_idle_exit(void)
rcu_eqs_exit(false);
local_irq_restore(flags);
}
+EXPORT_SYMBOL_GPL(rcu_idle_exit);
#ifdef CONFIG_NO_HZ_FULL
/**