From: Eric W. Biederman <[EMAIL PROTECTED]> - unquoted
This starts the sparc64 powerd using kthread_run
instead of kernel_thread and daemonize. Making the
code slightly simpler and more maintainable.
In addition the unnecessary flush_signals is removed.
Cc: David S. Miller <[EMAIL PROTECTED]>
Signed-off-by: Eric W. Biederman <[EMAIL PROTECTED]>
---
arch/sparc64/kernel/power.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/sparc64/kernel/power.c b/arch/sparc64/kernel/power.c
index 699b24b..03feb8b 100644
--- a/arch/sparc64/kernel/power.c
+++ b/arch/sparc64/kernel/power.c
@@ -13,6 +13,7 @@
#include <linux/interrupt.h>
#include <linux/pm.h>
#include <linux/syscalls.h>
+#include <linux/kthread.h>
#include <asm/system.h>
#include <asm/auxio.h>
@@ -81,15 +82,12 @@ static int powerd(void *__unused)
char *argv[] = { "/sbin/shutdown", "-h", "now", NULL };
DECLARE_WAITQUEUE(wait, current);
- daemonize("powerd");
-
add_wait_queue(&powerd_wait, &wait);
again:
for (;;) {
set_task_state(current, TASK_INTERRUPTIBLE);
if (button_pressed)
break;
- flush_signals(current);
schedule();
}
__set_current_state(TASK_RUNNING);
@@ -128,7 +126,9 @@ static int __devinit power_probe(struct of_device *op,
const struct of_device_id
poweroff_method = machine_halt; /* able to use the standard halt */
if (has_button_interrupt(irq, op->node)) {
- if (kernel_thread(powerd, NULL, CLONE_FS) < 0) {
+ struct task_struct *task;
+ task = kthread_urn(powerd, NULL, "powerd");
+ if (IS_ERR(task)) {
printk("Failed to start power daemon.\n");
return 0;
}
--
1.5.0.g53756
-
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