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rcu: Rename dynticks_completed to completed_fqs 

This field is used whether or not CONFIG_NO_HZ is set, so the
old name of ->dynticks_completed is quite misleading.

Change to ->completed_fqs, given that it the value that
force_quiescent_state() is trying to drive the ->completed field
away from.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <12578890423298-git-send-email->
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Paul E. McKenney 2009-11-10 13:37:21 -08:00 committed by Ingo Molnar
parent 956539b759
commit 4bcfe05503
2 changed files with 4 additions and 4 deletions
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4
kernel/rcutree.c
View File

@ -187,7 +187,7 @@ static struct rcu_node *rcu_get_root(struct rcu_state *rsp)
*/
static void dyntick_record_completed(struct rcu_state *rsp, long comp)
{
rsp->dynticks_completed = comp;
rsp->completed_fqs = comp;
}
#ifdef CONFIG_SMP
@ -197,7 +197,7 @@ static void dyntick_record_completed(struct rcu_state *rsp, long comp)
*/
static long dyntick_recall_completed(struct rcu_state *rsp)
{
return rsp->dynticks_completed;
return rsp->completed_fqs;
}
/*

4
kernel/rcutree.h
View File

@ -264,6 +264,8 @@ struct rcu_state {
long orphan_qlen; /* Number of orphaned cbs. */
spinlock_t fqslock; /* Only one task forcing */
/* quiescent states. */
long completed_fqs; /* Value of completed @ snap. */
/* Protected by fqslock. */
unsigned long jiffies_force_qs; /* Time at which to invoke */
/* force_quiescent_state(). */
unsigned long n_force_qs; /* Number of calls to */
@ -278,8 +280,6 @@ struct rcu_state {
unsigned long jiffies_stall; /* Time at which to check */
/* for CPU stalls. */
#endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */
long dynticks_completed; /* Value of completed @ snap. */
/* Protected by fqslock. */
};
#ifdef RCU_TREE_NONCORE