From: "tip-bot for Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, paulmck@linux.vnet.ibm.com,
hpa@zytor.com, mingo@redhat.com, tglx@linutronix.de,
mingo@elte.hu
Subject: [tip:core/rcu] rcu: Rename dynticks_completed to completed_fqs
Date: Tue, 10 Nov 2009 22:28:13 GMT [thread overview]
Message-ID: <tip-4bcfe055030d9e953945def3864f7e6997b27782@git.kernel.org> (raw)
In-Reply-To: <12578890423298-git-send-email->
Commit-ID: 4bcfe055030d9e953945def3864f7e6997b27782
Gitweb: http://git.kernel.org/tip/4bcfe055030d9e953945def3864f7e6997b27782
Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
AuthorDate: Tue, 10 Nov 2009 13:37:21 -0800
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Tue, 10 Nov 2009 22:48:50 +0100
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>
---
kernel/rcutree.c | 4 ++--
kernel/rcutree.h | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index ec007dd..26fc780 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -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;
}
/*
diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index ddb79ec..17a28a0 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -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
next prev parent reply other threads:[~2009-11-10 22:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-10 21:36 [PATCH tip/core/rcu 0/4] rcu inline, expedited, ->completed cleanups Paul E. McKenney
2009-11-10 21:37 ` [PATCH tip/core/rcu 1/4] rcu: remove inline from forward-referenced functions Paul E. McKenney
2009-11-10 22:27 ` [tip:core/rcu] rcu: Remove " tip-bot for Paul E. McKenney
2009-11-10 22:38 ` Joe Perches
2009-11-10 22:59 ` Paul E. McKenney
2009-11-10 23:06 ` Joe Perches
2009-11-10 23:41 ` Paul E. McKenney
2009-11-11 1:03 ` Joe Perches
2009-11-11 1:42 ` Paul E. McKenney
2009-11-11 3:28 ` Joe Perches
2009-11-11 4:50 ` Paul E. McKenney
2009-11-11 5:41 ` Paul E. McKenney
2009-11-11 7:02 ` Ingo Molnar
2009-11-11 19:47 ` Paul E. McKenney
2009-11-10 23:03 ` [PATCH tip/core/rcu 1/4] rcu: remove " Josh Triplett
2009-11-10 21:37 ` [PATCH tip/core/rcu 2/4] rcu: enable synchronize_sched_expedited() fastpath Paul E. McKenney
2009-11-10 22:27 ` [tip:core/rcu] rcu: Enable " tip-bot for Paul E. McKenney
2009-11-10 21:37 ` [PATCH tip/core/rcu 3/4] rcu: rename dynticks_completed to completed_fqs Paul E. McKenney
2009-11-10 22:28 ` tip-bot for Paul E. McKenney [this message]
2009-11-10 21:37 ` [PATCH tip/core/rcu 4/4] rcu: simplify association of quiescent states with grace periods Paul E. McKenney
2009-11-10 22:28 ` [tip:core/rcu] rcu: Simplify " tip-bot for Paul E. McKenney
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=tip-4bcfe055030d9e953945def3864f7e6997b27782@git.kernel.org \
--to=paulmck@linux.vnet.ibm.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-tip-commits@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=mingo@redhat.com \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox