The following commit has been merged into the core/rcu branch of tip: Commit-ID: d3ad5bbc4da70c25ad6b386e038e711d0755767b Gitweb: https://git.kernel.org/tip/d3ad5bbc4da70c25ad6b386e038e711d0755767b Author: Frederic Weisbecker <[email protected]> AuthorDate: Wed, 06 Jan 2021 23:07:15 +01:00 Committer: Paul E. McKenney <[email protected]> CommitterDate: Mon, 08 Mar 2021 14:17:35 -08:00
rcu: Remove superfluous rdp fetch Cc: Rafael J. Wysocki <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Ingo Molnar<[email protected]> Signed-off-by: Frederic Weisbecker <[email protected]> Signed-off-by: Paul E. McKenney <[email protected]> --- kernel/rcu/tree.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index da6f521..cdf091f 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -648,7 +648,6 @@ static noinstr void rcu_eqs_enter(bool user) instrumentation_begin(); trace_rcu_dyntick(TPS("Start"), rdp->dynticks_nesting, 0, atomic_read(&rdp->dynticks)); WARN_ON_ONCE(IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && !user && !is_idle_task(current)); - rdp = this_cpu_ptr(&rcu_data); rcu_prepare_for_idle(); rcu_preempt_deferred_qs(current);
