* Removing kernel_thread() from stop_machine.c
@ 2008-03-07 8:50 Peter Teoh
0 siblings, 0 replies; only message in thread
From: Peter Teoh @ 2008-03-07 8:50 UTC (permalink / raw)
To: linux-kernel
[-- Attachment #1: Type: text/plain, Size: 139 bytes --]
I replaced the kernel_thread() API in stop_machine.c as per document:
Documentation/feature-removal-schedule.txt.
Please comment.
[-- Attachment #2: remove_kernel_thread_stop_machine.patch --]
[-- Type: text/x-patch, Size: 932 bytes --]
Signed-off-by: Peter Teoh <htmldeveloper@gmail.com>
--- kernel/stop_machine.c.orig 2008-03-07 13:20:00.000000000 +0800
+++ kernel/stop_machine.c 2008-03-07 16:45:30.000000000 +0800
@@ -9,6 +9,7 @@
#include <linux/stop_machine.h>
#include <linux/syscalls.h>
#include <linux/interrupt.h>
+#include <linux/kthread.h>
#include <asm/atomic.h>
#include <asm/semaphore.h>
@@ -92,6 +93,7 @@ static void stopmachine_set_state(enum s
static int stop_machine(void)
{
int i, ret = 0;
+ struct task_struct *task;
atomic_set(&stopmachine_thread_ack, 0);
stopmachine_num_threads = 0;
@@ -100,7 +102,8 @@ static int stop_machine(void)
for_each_online_cpu(i) {
if (i == raw_smp_processor_id())
continue;
- ret = kernel_thread(stopmachine, (void *)(long)i,CLONE_KERNEL);
+ task = kthread_create(stopmachine, (void *)(long)i,"stopmachine");
+ ret = PTR_ERR(task);
if (ret < 0)
break;
stopmachine_num_threads++;
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