#include <linux/kallsyms.h>
#include <linux/mm.h>
#include <linux/smp.h>
-#include <linux/smp_lock.h>
#include <linux/stddef.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/reboot.h>
#include <linux/delay.h>
#include <linux/compat.h>
+#include <linux/tick.h>
#include <linux/init.h>
#include <asm/oplib.h>
set_thread_flag(TIF_POLLING_NRFLAG);
while(1) {
- if (need_resched()) {
- preempt_enable_no_resched();
- schedule();
- preempt_disable();
- }
- sparc64_yield();
+ tick_nohz_stop_sched_tick();
+ while (!need_resched())
+ sparc64_yield();
+ tick_nohz_restart_sched_tick();
+
+ preempt_enable_no_resched();
+ schedule();
+ preempt_disable();
}
}
* NOTE! Only a kernel-only process(ie the swapper or direct descendants
* who haven't done an "execve()") should use this: it will work within
* a system call from a "real" process, but the process memory space will
- * not be free'd until both the parent and the child have exited.
+ * not be freed until both the parent and the child have exited.
*/
pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
{