/*
- * arch/ppc/kernel/process.c
- *
* Derived from "arch/i386/kernel/process.c"
* Copyright (C) 1995 Linus Torvalds
*
#include <linux/mqueue.h>
#include <linux/hardirq.h>
#include <linux/utsname.h>
-#include <linux/kprobes.h>
#include <asm/pgtable.h>
#include <asm/uaccess.h>
#include <asm/mmu.h>
#include <asm/prom.h>
#include <asm/machdep.h>
+#include <asm/time.h>
+#include <asm/syscalls.h>
#ifdef CONFIG_PPC64
#include <asm/firmware.h>
-#include <asm/time.h>
#endif
extern unsigned long _get_SP(void);
#endif
local_irq_save(flags);
+
+ account_system_vtime(current);
+ account_process_vtime(current);
+ calculate_steal_time();
+
last = _switch(old_thread, new_thread);
local_irq_restore(flags);
if (!(i % 8))
printk("\n");
- if (BAD_PC(pc) || __get_user(instr, (unsigned int *)pc)) {
+ /* We use __get_user here *only* to avoid an OOPS on a
+ * bad address because the pc *should* only be a
+ * kernel address.
+ */
+ if (BAD_PC(pc) || __get_user(instr, (unsigned int __user *)pc)) {
printk("XXXXXXXX ");
} else {
if (regs->nip == pc)
void exit_thread(void)
{
- kprobe_flush_task(current);
discard_lazy_cpu_state();
}
return error;
}
-static int validate_sp(unsigned long sp, struct task_struct *p,
+int validate_sp(unsigned long sp, struct task_struct *p,
unsigned long nbytes)
{
unsigned long stack_page = (unsigned long)task_stack_page(p);
#define FRAME_MARKER 2
#endif
+EXPORT_SYMBOL(validate_sp);
+
unsigned long get_wchan(struct task_struct *p)
{
unsigned long ip, sp;
} while (count++ < 16);
return 0;
}
-EXPORT_SYMBOL(get_wchan);
static int kstack_depth_to_print = 64;