This converts the therm_pm72.c driver to use the kthread API. I
thought about making it use kthread_stop() instead of the `state'
variable and the `ctrl_complete' completion, but that isn't simple and
will require changing the way that `state' is used.
Signed-off-by: Paul Mackerras <[EMAIL PROTECTED]>
---
diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index e43554e..6fadc9a 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -121,6 +121,7 @@
#include <linux/reboot.h>
#include <linux/kmod.h>
#include <linux/i2c.h>
+#include <linux/kthread.h>
#include <asm/prom.h>
#include <asm/machdep.h>
#include <asm/io.h>
@@ -161,7 +162,7 @@ static struct slots_pid_state slots_state;
static int state;
static int cpu_count;
static int cpu_pid_type;
-static pid_t ctrl_task;
+static struct task_struct *ctrl_task;
static struct completion ctrl_complete;
static int critical_state;
static int rackmac;
@@ -1779,8 +1780,6 @@ static int call_critical_overtemp(void)
*/
static int main_control_loop(void *x)
{
- daemonize("kfand");
-
DBG("main_control_loop started\n");
down(&driver_lock);
@@ -1956,7 +1955,7 @@ static void start_control_loops(void)
{
init_completion(&ctrl_complete);
- ctrl_task = kernel_thread(main_control_loop, NULL, SIGCHLD |
CLONE_KERNEL);
+ ctrl_task = kthread_run(main_control_loop, NULL, "kfand");
}
/*
@@ -1964,7 +1963,7 @@ static void start_control_loops(void)
*/
static void stop_control_loops(void)
{
- if (ctrl_task != 0)
+ if (ctrl_task)
wait_for_completion(&ctrl_complete);
}
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