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vtime: Describe overriden functions in dedicated arch headers 

If the arch overrides some generic vtime APIs, let it describe
these on a dedicated and standalone header. This way it becomes
convenient to include it in vtime generic headers without irrelevant
stuff in such a low level header.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Li Zhong <zhong@linux.vnet.ibm.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Kevin Hilman <khilman@linaro.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Frederic Weisbecker 2013-07-16 18:50:52 +02:00
parent a703f9b724
commit a5725ac23b
7 changed files with 14 additions and 3 deletions
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1
arch/ia64/include/asm/Kbuild
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@ -3,3 +3,4 @@ generic-y += clkdev.h
generic-y += exec.h generic-y += exec.h
generic-y += kvm_para.h generic-y += kvm_para.h
generic-y += trace_clock.h generic-y += trace_clock.h
generic-y += vtime.h

1
arch/powerpc/include/asm/Kbuild
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@ -2,3 +2,4 @@
generic-y += clkdev.h generic-y += clkdev.h
generic-y += rwsem.h generic-y += rwsem.h
generic-y += trace_clock.h generic-y += trace_clock.h
generic-y += vtime.h

3
arch/s390/include/asm/cputime.h
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@ -13,9 +13,6 @@
#include <asm/div64.h> #include <asm/div64.h>
#define __ARCH_HAS_VTIME_ACCOUNT
#define __ARCH_HAS_VTIME_TASK_SWITCH
/* We want to use full resolution of the CPU timer: 2**-12 micro-seconds. */ /* We want to use full resolution of the CPU timer: 2**-12 micro-seconds. */
typedef unsigned long long __nocast cputime_t; typedef unsigned long long __nocast cputime_t;

7
arch/s390/include/asm/vtime.h Normal file
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@ -0,0 +1,7 @@
#ifndef _S390_VTIME_H
#define _S390_VTIME_H
#define __ARCH_HAS_VTIME_ACCOUNT
#define __ARCH_HAS_VTIME_TASK_SWITCH
#endif /* _S390_VTIME_H */

1
arch/s390/kernel/vtime.c
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@ -19,6 +19,7 @@
#include <asm/irq_regs.h> #include <asm/irq_regs.h>
#include <asm/cputime.h> #include <asm/cputime.h>
#include <asm/vtimer.h> #include <asm/vtimer.h>
#include <asm/vtime.h>
#include <asm/irq.h> #include <asm/irq.h>
#include "entry.h" #include "entry.h"

0
include/asm-generic/vtime.h Normal file
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4
include/linux/vtime.h
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@ -1,6 +1,10 @@
#ifndef _LINUX_KERNEL_VTIME_H #ifndef _LINUX_KERNEL_VTIME_H
#define _LINUX_KERNEL_VTIME_H #define _LINUX_KERNEL_VTIME_H
#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE
#include <asm/vtime.h>
#endif
struct task_struct; struct task_struct;
#ifdef CONFIG_VIRT_CPU_ACCOUNTING #ifdef CONFIG_VIRT_CPU_ACCOUNTING