include/linux/sched_clock.h at v5.5 · tjh.dev/kernel

tjh.dev / kernel

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

kernel / include / linux / sched_clock.h

at v5.5 520 B view raw

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * sched_clock.h: support for extending counters to full 64-bit ns counter
 4 */
 5#ifndef LINUX_SCHED_CLOCK
 6#define LINUX_SCHED_CLOCK
 7
 8#ifdef CONFIG_GENERIC_SCHED_CLOCK
 9extern void generic_sched_clock_init(void);
10
11extern void sched_clock_register(u64 (*read)(void), int bits,
12				 unsigned long rate);
13#else
14static inline void generic_sched_clock_init(void) { }
15
16static inline void sched_clock_register(u64 (*read)(void), int bits,
17					unsigned long rate)
18{
19}
20#endif
21
22#endif