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Commit 690229a0 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

sched: make clock sync tunable by architecture code 



make time_sync_thresh tunable to architecture code.

Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent d7dcdc11

include/linux/sched.h

+2 −0
Original line number Diff line number Diff line
@@ -158,6 +158,8 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) 
}

#endif



extern unsigned long long time_sync_thresh;



/*

 * Task state bitmask. NOTE! These bits are also

 * encoded in fs/proc/array.c: get_task_state().

kernel/sched.c

+1 −1
Original line number Diff line number Diff line
@@ -899,7 +899,7 @@ static inline u64 global_rt_runtime(void) 
	return (u64)sysctl_sched_rt_runtime * NSEC_PER_USEC;

}



static const unsigned long long time_sync_thresh = 100000;

unsigned long long time_sync_thresh = 100000;



static DEFINE_PER_CPU(unsigned long long, time_offset);

static DEFINE_PER_CPU(unsigned long long, prev_cpu_time);