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authorPaul E. McKenney <paulmck@kernel.org>2020-08-17 19:37:22 +0200
committerPaul E. McKenney <paulmck@kernel.org>2020-08-25 03:37:56 +0200
commit7f2a53c231fe5d9522c3b695ab454203904031ac (patch)
tree5a11ba156c8be21d14c39cf1838ee606bcbf057f /kernel/rcu
parentrcu: Make FQS more aggressive in complaining about offline CPUs (diff)
downloadlinux-7f2a53c231fe5d9522c3b695ab454203904031ac.tar.xz
linux-7f2a53c231fe5d9522c3b695ab454203904031ac.zip
rcu: Remove unused __rcu_is_watching() function
The x86/entry work removed all uses of __rcu_is_watching(), therefore this commit removes it entirely. Cc: Andy Lutomirski <luto@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: <x86@kernel.org> Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/rcu')
-rw-r--r--kernel/rcu/tree.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 396abe0e0d01..232362293678 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -1077,11 +1077,6 @@ static void rcu_disable_urgency_upon_qs(struct rcu_data *rdp)
}
}
-noinstr bool __rcu_is_watching(void)
-{
- return !rcu_dynticks_curr_cpu_in_eqs();
-}
-
/**
* rcu_is_watching - see if RCU thinks that the current CPU is not idle
*