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| author | Paul E. McKenney <paulmck@linux.ibm.com> | 2018-09-21 18:08:09 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.ibm.com> | 2018-12-01 12:45:34 -0800 |
| commit | 5ab7ab8362fa8a4f7995d65ea05edf71530e8004 (patch) | |
| tree | 4190fcc5cbb3e11acfb85f70efeae31193b16c26 /kernel/rcu/rcu.h | |
| parent | 6b3de7a172bc59010a9d8e425877d98c1f24555e (diff) | |
rcutorture: Affinity forward-progress test to avoid housekeeping CPUs
This commit affinities the forward-progress tests to avoid hogging a
housekeeping CPU on the theory that the offloaded callbacks will be
running on those housekeeping CPUs.
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
[ paulmck: Fix NULL-pointer issue located by kbuild test robot. ]
Tested-by: Rong Chen <rong.a.chen@intel.com>
Diffstat (limited to 'kernel/rcu/rcu.h')
| -rw-r--r-- | kernel/rcu/rcu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h index 2866166863f0..0f0f5ae8c3d4 100644 --- a/kernel/rcu/rcu.h +++ b/kernel/rcu/rcu.h @@ -539,8 +539,10 @@ extern struct workqueue_struct *rcu_par_gp_wq; #ifdef CONFIG_RCU_NOCB_CPU bool rcu_is_nocb_cpu(int cpu); +void rcu_bind_current_to_nocb(void); #else static inline bool rcu_is_nocb_cpu(int cpu) { return false; } +static inline void rcu_bind_current_to_nocb(void) { } #endif #endif /* __LINUX_RCU_H */ |