Commit-ID: dcbf832e5823156e8f155359b47bd108cac8ad68
Gitweb: http://git.kernel.org/tip/dcbf832e5823156e8f155359b47bd108cac8ad68
Author: Frederic Weisbecker <fweisbec@xxxxxxxxx>
AuthorDate: Fri, 5 Oct 2012 23:07:19 +0200
Committer: Frederic Weisbecker <fweisbec@xxxxxxxxx>
CommitDate: Mon, 29 Oct 2012 21:31:30 +0100
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: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
---
include/linux/hardirq.h | 11 +----------
include/linux/kernel_stat.h | 9 +--------
include/linux/vtime.h | 22 ++++++++++++++++++++++
3 files changed, 24 insertions(+), 18 deletions(-)
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index cab3da3..b083a47 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -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)
diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h
index 36d12f0..1865b1f 100644
--- a/include/linux/kernel_stat.h
+++ b/include/linux/kernel_stat.h
@@ -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 */
diff --git a/include/linux/vtime.h b/include/linux/vtime.h
new file mode 100644
index 0000000..7199c24
--- /dev/null
+++ b/include/linux/vtime.h
@@ -0,0 +1,22 @@
+#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 */
--
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