diff options
| author |   Frederic Weisbecker <frederic@kernel.org> | 2021-01-06 23:07:15 +0100 |
|---|---|---|
| committer |   Paul E. McKenney <paulmck@kernel.org> | 2021-03-08 14:17:35 -0800 |
| commit | d3ad5bbc4da70c25ad6b386e038e711d0755767b (patch) | |
| tree | d84b23b0392e2f51d5ea8d5f379754ec58139874 /kernel/rcu/tree.c | |
| parent | Linux 5.12-rc2 (diff) | |
| download | linux-dev-d3ad5bbc4da70c25ad6b386e038e711d0755767b.tar.xz linux-dev-d3ad5bbc4da70c25ad6b386e038e711d0755767b.zip | |
rcu: Remove superfluous rdp fetch
Cc: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar<mingo@kernel.org>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | kernel/rcu/tree.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index da6f5213fb74..cdf091f35181 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); |