linux-kernel - [PATCH tip/core/rcu 6/9] sparc: Make SPARC use the new is_idle

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Message-Id: <1321388885-11211-6-git-send-email-paulmck@linux.vnet.ibm.com>
Date:	Tue, 15 Nov 2011 12:28:02 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...e.hu, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...ymtl.ca,
	josh@...htriplett.org, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, rostedt@...dmis.org, Valdis.Kletnieks@...edu,
	dhowells@...hat.com, eric.dumazet@...il.com, darren@...art.com,
	patches@...aro.org, "Paul E. McKenney" <paul.mckenney@...aro.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: [PATCH tip/core/rcu 6/9] sparc: Make SPARC use the new is_idle_task() API

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

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

Signed-off-by: Paul E. McKenney <paul.mckenney@...aro.org>
Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: "David S. Miller" <davem@...emloft.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

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