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Commit dcbf832e authored by Frederic Weisbecker's avatar Frederic Weisbecker
Browse files

vtime: Gather vtime declarations to their own header file 



These APIs are scattered around and are going to expand a bit.
Let's create a dedicated header file for sanity.

Signed-off-by: default avatarFrederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
parent e9c84cb8

include/linux/hardirq.h

+1 −10
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ 
#include <linux/preempt.h>

#include <linux/lockdep.h>

#include <linux/ftrace_irq.h>

#include <linux/vtime.h>

#include <asm/hardirq.h>



/*
@@ -129,16 +130,6 @@ extern void synchronize_irq(unsigned int irq); 
# define synchronize_irq(irq)	barrier()

#endif



struct task_struct;



#if !defined(CONFIG_VIRT_CPU_ACCOUNTING) && !defined(CONFIG_IRQ_TIME_ACCOUNTING)

static inline void vtime_account(struct task_struct *tsk)

{

}

#else

extern void vtime_account(struct task_struct *tsk);

#endif



#if defined(CONFIG_TINY_RCU) || defined(CONFIG_TINY_PREEMPT_RCU)



static inline void rcu_nmi_enter(void)

include/linux/kernel_stat.h

+1 −8
Original line number Diff line number Diff line
@@ -7,6 +7,7 @@ 
#include <linux/cpumask.h>

#include <linux/interrupt.h>

#include <linux/sched.h>

#include <linux/vtime.h>

#include <asm/irq.h>

#include <asm/cputime.h>
@@ -130,12 +131,4 @@ extern void account_process_tick(struct task_struct *, int user); 
extern void account_steal_ticks(unsigned long ticks);

extern void account_idle_ticks(unsigned long ticks);



#ifdef CONFIG_VIRT_CPU_ACCOUNTING

extern void vtime_task_switch(struct task_struct *prev);

extern void vtime_account_system(struct task_struct *tsk);

extern void vtime_account_idle(struct task_struct *tsk);

#else

static inline void vtime_task_switch(struct task_struct *prev) { }

#endif



#endif /* _LINUX_KERNEL_STAT_H */

include/linux/vtime.h

0 → 100644
+22 −0
Original line number Diff line number Diff line 
#ifndef _LINUX_KERNEL_VTIME_H

#define _LINUX_KERNEL_VTIME_H



struct task_struct;



#ifdef CONFIG_VIRT_CPU_ACCOUNTING

extern void vtime_task_switch(struct task_struct *prev);

extern void vtime_account_system(struct task_struct *tsk);

extern void vtime_account_idle(struct task_struct *tsk);

#else

static inline void vtime_task_switch(struct task_struct *prev) { }

#endif



#if !defined(CONFIG_VIRT_CPU_ACCOUNTING) && !defined(CONFIG_IRQ_TIME_ACCOUNTING)

static inline void vtime_account(struct task_struct *tsk)

{

}

#else

extern void vtime_account(struct task_struct *tsk);

#endif



#endif /* _LINUX_KERNEL_VTIME_H */