Messages in this thread Patch in this message | | | Date | Wed, 12 Feb 2020 10:32:12 +0100 | From | Peter Zijlstra <> | Subject | [PATCH 2/8] rcu: Mark rcu_dynticks_curr_cpu_in_eqs() inline |
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Since rcu_is_watching() is notrace (and needs to be, as it can be called from the tracers), make sure everything it in turn calls is notrace too.
To that effect, mark rcu_dynticks_curr_cpu_in_eqs() inline, which implies notrace, as the function is tiny.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> --- kernel/rcu/tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -294,7 +294,7 @@ static void rcu_dynticks_eqs_online(void * * No ordering, as we are sampling CPU-local information. */ -static bool rcu_dynticks_curr_cpu_in_eqs(void) +static inline bool rcu_dynticks_curr_cpu_in_eqs(void) { struct rcu_data *rdp = this_cpu_ptr(&rcu_data);
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