linux-kernel - [PATCH] macintosh/therm_windtunnel.c: Convert to kthread API.

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Message-Id: <11769695873569-git-send-email-ebiederm@xmission.com>
Date:	Thu, 19 Apr 2007 01:58:48 -0600
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	"<Andrew Morton" <akpm@...l.org>
Cc:	<containers@...ts.osdl.org>, Oleg Nesterov <oleg@...sign.ru>,
	Christoph Hellwig <hch@...radead.org>,
	<linux-kernel@...r.kernel.org>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Subject: [PATCH] macintosh/therm_windtunnel.c: Convert to kthread API.

From: Eric W. Biederman <ebiederm@...ssion.com>

Start the g4fand using kthread_run not a combination
of kernel_thread and deamonize.  This makes the code
a little simpler and more maintainable.

Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com>
---
 drivers/macintosh/therm_windtunnel.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/macintosh/therm_windtunnel.c b/drivers/macintosh/therm_windtunnel.c
index a1d3a98..5d888e7 100644
--- a/drivers/macintosh/therm_windtunnel.c
+++ b/drivers/macintosh/therm_windtunnel.c
@@ -36,6 +36,7 @@
 #include <linux/i2c.h>
 #include <linux/slab.h>
 #include <linux/init.h>
+#include <linux/kthread.h>
 
 #include <asm/prom.h>
 #include <asm/machdep.h>
@@ -62,7 +63,6 @@ I2C_CLIENT_INSMOD;
 static struct {
 	volatile int		running;
 	struct completion	completion;
-	pid_t			poll_task;
 	
 	struct semaphore 	lock;
 	struct of_device	*of_dev;
@@ -285,7 +285,6 @@ restore_regs( void )
 static int
 control_loop( void *dummy )
 {
-	daemonize("g4fand");
 
 	down( &x.lock );
 	setup_hardware();
@@ -323,7 +322,7 @@ do_attach( struct i2c_adapter *adapter )
 		if( x.thermostat && x.fan ) {
 			x.running = 1;
 			init_completion( &x.completion );
-			x.poll_task = kernel_thread( control_loop, NULL, SIGCHLD | CLONE_KERNEL );
+			kthread_run( control_loop, NULL, "g4fand");
 		}
 	}
 	return ret;
-- 
1.5.0.g53756

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