Commit 1be2edb2 authored by Heiko Carstens's avatar Heiko Carstens Committed by Andrew Morton
Browse files

proc/stat: remove arch_idle_time() 

The last (only) architecture specific arch_idle_time() implementation was
removed with commit be76ea61 ("s390/idle: remove arch_cpu_idle_time()
and corresponding code").

Therefore remove the now dead code in fs/proc/stat.c as well.

Link: https://lkml.kernel.org/r/20230405143452.2677172-1-hca@linux.ibm.com


Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent d6ccdd67

fs/proc/stat.c

+0 −26
Original line number Diff line number Diff line
@@ -22,30 +22,6 @@ 
#define arch_irq_stat() 0

#endif



#ifdef arch_idle_time



u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)

{

	u64 idle;



	idle = kcs->cpustat[CPUTIME_IDLE];

	if (cpu_online(cpu) && !nr_iowait_cpu(cpu))

		idle += arch_idle_time(cpu);

	return idle;

}



static u64 get_iowait_time(struct kernel_cpustat *kcs, int cpu)

{

	u64 iowait;



	iowait = kcs->cpustat[CPUTIME_IOWAIT];

	if (cpu_online(cpu) && nr_iowait_cpu(cpu))

		iowait += arch_idle_time(cpu);

	return iowait;

}



#else



u64 get_idle_time(struct kernel_cpustat *kcs, int cpu)

{

	u64 idle, idle_usecs = -1ULL;
@@ -78,8 +54,6 @@ static u64 get_iowait_time(struct kernel_cpustat *kcs, int cpu) 
	return iowait;

}



#endif



static void show_irq_gap(struct seq_file *p, unsigned int gap)

{

	static const char zeros[] = " 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0";