From: Eric W. Biederman <[EMAIL PROTECTED]>
This patches modifies the pnpbios kernel thread to start
with ktrhead_run not kernel_thread and deamonize. Doing
this makes the code a little simpler and easier to maintain.
Signed-off-by: Eric W. Biederman <[EMAIL PROTECTED]>
---
drivers/pnp/pnpbios/core.c | 16 +++++++---------
1 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index c2ed53f..3a201b7 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -62,6 +62,7 @@
#include <linux/delay.h>
#include <linux/acpi.h>
#include <linux/freezer.h>
+#include <linux/kthread.h>
#include <asm/page.h>
#include <asm/desc.h>
@@ -159,9 +160,7 @@ static int pnp_dock_thread(void * unused)
{
static struct pnp_docking_station_info now;
int docked = -1, d = 0;
- daemonize("kpnpbiosd");
- allow_signal(SIGKILL);
- while(!unloading && !signal_pending(current))
+ while (!unloading)
{
int status;
@@ -170,11 +169,8 @@ static int pnp_dock_thread(void * unused)
*/
msleep_interruptible(2000);
- if(signal_pending(current)) {
- if (try_to_freeze())
- continue;
- break;
- }
+ if (try_to_freeze())
+ continue;
status = pnp_bios_dock_station_info(&now);
@@ -582,6 +578,7 @@ subsys_initcall(pnpbios_init);
static int __init pnpbios_thread_init(void)
{
+ struct task_struct *task;
#if defined(CONFIG_PPC_MERGE)
if (check_legacy_ioport(PNPBIOS_BASE))
return 0;
@@ -590,7 +587,8 @@ static int __init pnpbios_thread_init(void)
return 0;
#ifdef CONFIG_HOTPLUG
init_completion(&unload_sem);
- if (kernel_thread(pnp_dock_thread, NULL, CLONE_KERNEL) > 0)
+ task = kthread_run(pnp_dock_thread, NULL, "kpnpbiosd");
+ if (!IS_ERR(task))
unloading = 0;
#endif
return 0;
--
1.5.0.g53756
-
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