Merge tag 'writeback-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/wfg...

[mirror_ubuntu-bionic-kernel.git] / include / linux / sched_clock.h

/*
 * sched_clock.h: support for extending counters to full 64-bit ns counter
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef LINUX_SCHED_CLOCK
#define LINUX_SCHED_CLOCK

#ifdef CONFIG_GENERIC_SCHED_CLOCK
extern void sched_clock_postinit(void);
#else
static inline void sched_clock_postinit(void) { }
#endif

extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate);

extern unsigned long long (*sched_clock_func)(void);

#endif