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-rw-r--r--include/linux/sched.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 8981e52c714f..a063d19b7a7d 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1670,6 +1670,16 @@ static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
1670 return set_cpus_allowed_ptr(p, &new_mask); 1670 return set_cpus_allowed_ptr(p, &new_mask);
1671} 1671}
1672 1672
1673/*
1674 * Architectures can set this to 1 if they have specified
1675 * CONFIG_HAVE_UNSTABLE_SCHED_CLOCK in their arch Kconfig,
1676 * but then during bootup it turns out that sched_clock()
1677 * is reliable after all:
1678 */
1679#ifdef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
1680extern int sched_clock_stable;
1681#endif
1682
1673extern unsigned long long sched_clock(void); 1683extern unsigned long long sched_clock(void);
1674 1684
1675extern void sched_clock_init(void); 1685extern void sched_clock_init(void);