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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-01-27 03:18:07 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-04-18 21:38:17 +0300 |
| commit | 9577df9a3122af08fff84b8a1a60dccf524a3891 (patch) | |
| tree | 3c5f01e4cbdef694343d839b696a5ecbeb66472f /kernel/rcu/tree.h | |
| parent | abb06b99484a9f5af05c7147c289faf835f68e8e (diff) | |
| download | linux-9577df9a3122af08fff84b8a1a60dccf524a3891.tar.xz | |
rcu: Pull rcu_qs_ctr into rcu_dynticks structure
The rcu_qs_ctr variable is yet another isolated per-CPU variable,
so this commit pulls it into the pre-existing rcu_dynticks per-CPU
structure.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/tree.h')
| -rw-r--r-- | kernel/rcu/tree.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h index e298281984dc..76e4467bc765 100644 --- a/kernel/rcu/tree.h +++ b/kernel/rcu/tree.h @@ -113,7 +113,8 @@ struct rcu_dynticks { /* Process level is worth LLONG_MAX/2. */ int dynticks_nmi_nesting; /* Track NMI nesting level. */ atomic_t dynticks; /* Even value for idle, else odd. */ - int rcu_sched_qs_mask; /* GP old, need quiescent state. */ + int rcu_sched_qs_mask; /* GP old, need heavy quiescent state. */ + unsigned long rcu_qs_ctr; /* Light universal quiescent state ctr. */ #ifdef CONFIG_NO_HZ_FULL_SYSIDLE long long dynticks_idle_nesting; /* irq/process nesting level from idle. */ |