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Commit e69ca822 authored by Martin Schwidefsky's avatar Martin Schwidefsky
Browse files

s390/cputime: remove last traces of cputime_t 



The cputime_t type is a thing of the past, replace the last occurences
of the type in the s390 code with a simple u64.

Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent d9fcf2a1

arch/s390/include/asm/cputime.h

+2 −12
Original line number Diff line number Diff line
@@ -8,32 +8,22 @@ 
#define _S390_CPUTIME_H



#include <linux/types.h>

#include <asm/div64.h>



#define CPUTIME_PER_USEC 4096ULL

#define CPUTIME_PER_SEC (CPUTIME_PER_USEC * USEC_PER_SEC)



/* 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 cputime64_t;



#define cmpxchg_cputime(ptr, old, new) cmpxchg64(ptr, old, new)



static inline unsigned long __div(unsigned long long n, unsigned long base)

{

	return n / base;

}



/*

 * Convert cputime to microseconds and back.

 */

static inline unsigned int cputime_to_usecs(const cputime_t cputime)

static inline u64 cputime_to_usecs(const u64 cputime)

{

	return (__force unsigned long long) cputime >> 12;

	return cputime >> 12;

}





u64 arch_cpu_idle_time(int cpu);



#define arch_idle_time(cpu) arch_cpu_idle_time(cpu)

arch/s390/kernel/vtime.c

+1 −1
Original line number Diff line number Diff line
@@ -111,7 +111,7 @@ static inline u64 scale_vtime(u64 vtime) 
}



static void account_system_index_scaled(struct task_struct *p,

					cputime_t cputime, cputime_t scaled,

					u64 cputime, u64 scaled,

					enum cpu_usage_stat index)

{

	p->stimescaled += cputime_to_nsecs(scaled);