Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /usr/lib/modules/4.18.0-348.2.1.el8_5.x86_64/build/include/linux/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* SPDX-License-Identifier: GPL-2.0 */
/**
 * lib/minmax.c: windowed min/max tracker by Kathleen Nichols.
 *
 */
#ifndef MINMAX_H
#define MINMAX_H

#include <linux/types.h>

/* A single data point for our parameterized min-max tracker */
struct minmax_sample {
	u32	t;	/* time measurement was taken */
	u32	v;	/* value measured */
};

/* State for the parameterized min-max tracker */
struct minmax {
	struct minmax_sample s[3];
};

static inline u32 minmax_get(const struct minmax *m)
{
	return m->s[0].v;
}

static inline u32 minmax_reset(struct minmax *m, u32 t, u32 meas)
{
	struct minmax_sample val = { .t = t, .v = meas };

	m->s[2] = m->s[1] = m->s[0] = val;
	return m->s[0].v;
}

u32 minmax_running_max(struct minmax *m, u32 win, u32 t, u32 meas);
u32 minmax_running_min(struct minmax *m, u32 win, u32 t, u32 meas);

#endif