linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: linux-kernel@vger.kernel.org
Cc: mingo@kernel.org, jiangshanlai@gmail.com, dipankar@in.ibm.com,
	akpm@linux-foundation.org, mathieu.desnoyers@efficios.com,
	josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org,
	rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com,
	fweisbec@gmail.com, oleg@redhat.com, joel@joelfernandes.org,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Subject: [PATCH tip/core/rcu 17/24] rcu: Clean up flavor-related definitions and comments in tiny.c
Date: Wed, 29 Aug 2018 15:53:58 -0700	[thread overview]
Message-ID: <20180829225405.7275-17-paulmck@linux.vnet.ibm.com> (raw)
In-Reply-To: <20180829225340.GA7019@linux.vnet.ibm.com>

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
---
 kernel/rcu/tiny.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c
index 30826fb6e438..a77853b73bfe 100644
--- a/kernel/rcu/tiny.c
+++ b/kernel/rcu/tiny.c
@@ -117,9 +117,9 @@ static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused
 
 /*
  * Wait for a grace period to elapse.  But it is illegal to invoke
- * synchronize_sched() from within an RCU read-side critical section.
- * Therefore, any legal call to synchronize_sched() is a quiescent
- * state, and so on a UP system, synchronize_sched() need do nothing.
+ * synchronize_rcu() from within an RCU read-side critical section.
+ * Therefore, any legal call to synchronize_rcu() is a quiescent
+ * state, and so on a UP system, synchronize_rcu() need do nothing.
  * (But Lai Jiangshan points out the benefits of doing might_sleep()
  * to reduce latency.)
  *
@@ -130,12 +130,12 @@ void synchronize_rcu(void)
 	RCU_LOCKDEP_WARN(lock_is_held(&rcu_bh_lock_map) ||
 			 lock_is_held(&rcu_lock_map) ||
 			 lock_is_held(&rcu_sched_lock_map),
-			 "Illegal synchronize_sched() in RCU read-side critical section");
+			 "Illegal synchronize_rcu() in RCU read-side critical section");
 }
 EXPORT_SYMBOL_GPL(synchronize_rcu);
 
 /*
- * Post an RCU callback to be invoked after the end of an RCU-sched grace
+ * Post an RCU callback to be invoked after the end of an RCU grace
  * period.  But since we have but one CPU, that would be after any
  * quiescent state.
  */
-- 
2.17.1


  parent reply	other threads:[~2018-08-29 22:55 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-29 22:53 [PATCH tip/core/rcu 0/24] Additional RCU-consolidation cleanups for v4.20/v5.0 Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 01/24] rcu: Inline increment_cpu_stall_ticks() into its sole caller Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 02/24] rcu: Pull rcu_gp_kthread() FQS loop into separate function Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 03/24] rcu: Consolidate RCU-bh update-side function definitions Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 04/24] rcu: Consolidate RCU-sched " Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 05/24] rcutorture: Add RCU-bh and RCU-sched support for extended readers Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 06/24] rcu: Stop testing RCU-bh and RCU-sched Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 07/24] rcutorture: Remove the "rcu_bh" and "sched" torture types Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 08/24] rcuperf: " Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 09/24] rcu: Remove now-unused rcutorture APIs Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 10/24] rcu: Clean up flavor-related definitions and comments in rcupdate.h Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 11/24] rcu: Clean up flavor-related definitions and comments in rculist.h Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 12/24] rcu: Clean up flavor-related definitions and comments in rcupdate_wait.h Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 13/24] rcu: Clean up flavor-related definitions and comments in Kconfig Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 14/24] rcu: Clean up flavor-related definitions and comments in rcu.h Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 15/24] rcu: Clean up flavor-related definitions and comments in rcutorture.c Paul E. McKenney
2018-08-29 22:53 ` [PATCH tip/core/rcu 16/24] rcu: Clean up flavor-related definitions and comments in srcutree.h Paul E. McKenney
2018-08-29 22:53 ` Paul E. McKenney [this message]
2018-08-29 22:53 ` [PATCH tip/core/rcu 18/24] rcu: Clean up flavor-related definitions and comments in tree.c Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 19/24] rcu: Clean up flavor-related definitions and comments in tree_exp.h Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 20/24] rcu: Clean up flavor-related definitions and comments in tree_plugin.h Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 21/24] rcu: Clean up flavor-related definitions and comments in update.c Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 22/24] rcu: Remove !PREEMPT code from rcu_note_voluntary_context_switch() Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 23/24] rcu: Define rcu_all_qs() only in !PREEMPT builds Paul E. McKenney
2018-08-29 22:54 ` [PATCH tip/core/rcu 24/24] rcu: Inline _rcu_barrier() into its sole remaining caller 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=20180829225405.7275-17-paulmck@linux.vnet.ibm.com \
    --to=paulmck@linux.vnet.ibm.com \
    --cc=akpm@linux-foundation.org \
    --cc=dhowells@redhat.com \
    --cc=dipankar@in.ibm.com \
    --cc=edumazet@google.com \
    --cc=fweisbec@gmail.com \
    --cc=jiangshanlai@gmail.com \
    --cc=joel@joelfernandes.org \
    --cc=josh@joshtriplett.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mathieu.desnoyers@efficios.com \
    --cc=mingo@kernel.org \
    --cc=oleg@redhat.com \
    --cc=peterz@infradead.org \
    --cc=rostedt@goodmis.org \
    --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;
as well as URLs for NNTP newsgroup(s).