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From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: linux-kernel@vger.kernel.org
Cc: mingo@elte.hu, laijs@cn.fujitsu.com, dipankar@in.ibm.com,
	akpm@linux-foundation.org, mathieu.desnoyers@polymtl.ca,
	josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de,
	peterz@infradead.org, rostedt@goodmis.org,
	Valdis.Kletnieks@vt.edu, dhowells@redhat.com,
	eric.dumazet@gmail.com, darren@dvhart.com, patches@linaro.org,
	"Paul E. McKenney" <paul.mckenney@linaro.org>,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	"David S. Miller" <davem@davemloft.net>
Subject: [PATCH tip/core/rcu 6/9] sparc: Make SPARC use the new is_idle_task() API
Date: Tue, 15 Nov 2011 12:28:02 -0800	[thread overview]
Message-ID: <1321388885-11211-6-git-send-email-paulmck@linux.vnet.ibm.com> (raw)
In-Reply-To: <20111115202736.GA11030@linux.vnet.ibm.com>

From: Paul E. McKenney <paul.mckenney@linaro.org>

Change from direct comparison of ->pid with zero to is_idle_task().

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
---
 arch/sparc/kernel/setup_32.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/sparc/kernel/setup_32.c b/arch/sparc/kernel/setup_32.c
index fe1e3fc..ffb883d 100644
--- a/arch/sparc/kernel/setup_32.c
+++ b/arch/sparc/kernel/setup_32.c
@@ -84,7 +84,7 @@ static void prom_sync_me(void)
 
 	prom_printf("PROM SYNC COMMAND...\n");
 	show_free_areas(0);
-	if(current->pid != 0) {
+	if (!is_idle_task(current)) {
 		local_irq_enable();
 		sys_sync();
 		local_irq_disable();
-- 
1.7.3.2


  parent reply	other threads:[~2011-11-15 20:28 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-15 20:27 [PATCH tip/core/rcu 0/9] Preview of additional RCU changes for 3.3 Paul E. McKenney
2011-11-15 20:27 ` [PATCH tip/core/rcu 1/9] rcu: Permit RCU_FAST_NO_HZ to be used by TREE_PREEMPT_RCU Paul E. McKenney
2011-11-15 20:27 ` [PATCH tip/core/rcu 2/9] rcu: Add rcutorture system-shutdown capability Paul E. McKenney
2011-11-15 21:46   ` Josh Triplett
2011-11-16 20:32     ` Paul E. McKenney
2011-11-16 22:15       ` Josh Triplett
2011-11-16 22:44         ` Paul E. McKenney
2011-11-16 22:58           ` Josh Triplett
2011-11-16 23:43             ` Paul E. McKenney
2011-11-17  0:48               ` Josh Triplett
2011-11-17  0:49               ` Josh Triplett
2011-11-17  1:40                 ` Paul E. McKenney
2011-11-17 23:57                   ` Josh Triplett
2011-11-18  0:27                     ` Paul E. McKenney
2011-11-15 20:27 ` [PATCH tip/core/rcu 3/9] rcu: Control rcutorture startup from kernel boot parameters Paul E. McKenney
2011-11-15 21:49   ` Josh Triplett
2011-11-16 20:38     ` Paul E. McKenney
2011-11-16 22:17       ` Josh Triplett
2011-11-15 20:28 ` [PATCH tip/core/rcu 4/9] sched: add is_idle_task() to handle invalidated uses of idle_cpu() Paul E. McKenney
2011-11-15 21:13   ` Josh Triplett
2011-11-16 19:54     ` Paul E. McKenney
2011-11-15 20:28 ` [PATCH tip/core/rcu 5/9] rcu: Make RCU use the new is_idle_task() API Paul E. McKenney
2011-11-15 21:35   ` Josh Triplett
2011-11-15 20:28 ` Paul E. McKenney [this message]
2011-11-15 21:15   ` [PATCH tip/core/rcu 6/9] sparc: Make SPARC " David Miller
2011-11-15 20:28 ` [PATCH tip/core/rcu 7/9] kdb: Make KDB " Paul E. McKenney
2011-11-15 20:28 ` [PATCH tip/core/rcu 8/9] events: Make events " Paul E. McKenney
2011-11-15 20:28 ` [PATCH tip/core/rcu 9/9] tile: Make tile " Paul E. McKenney
2011-11-23 17:03   ` Chris Metcalf
2011-11-28 23:02     ` Paul E. McKenney
2011-11-15 21:50 ` [PATCH tip/core/rcu 0/9] Preview of additional RCU changes for 3.3 Josh Triplett
2011-11-16 20:39   ` Paul E. McKenney

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