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v0.5.1
https://github.com/torvalds/linux
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Tip revision: 64570fbc14f8d7cb3fe3995f20e26bc25ce4b2cc authored by Linus Torvalds on 11 October 2021, 00:01:59 UTC
Linux 5.15-rc5
Tip revision: 64570fb
fsyscall_gtod_data.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * (c) Copyright 2007 Hewlett-Packard Development Company, L.P.
 *        Contributed by Peter Keilty <peter.keilty@hp.com>
 *
 * fsyscall gettimeofday data
 */

/* like timespec, but includes "shifted nanoseconds" */
struct time_sn_spec {
	u64	sec;
	u64	snsec;
};

struct fsyscall_gtod_data_t {
	seqcount_t	seq;
	struct time_sn_spec wall_time;
	struct time_sn_spec monotonic_time;
	u64		clk_mask;
	u32		clk_mult;
	u32		clk_shift;
	void		*clk_fsys_mmio;
	u64		clk_cycle_last;
} ____cacheline_aligned;

struct itc_jitter_data_t {
	int		itc_jitter;
	u64		itc_lastcycle;
} ____cacheline_aligned;

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