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/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Copyright (c) 2019, The Linux Foundation. All rights reserved.
*/
#ifndef _LINUX_SYSSTATS_H
#define _LINUX_SYSSTATS_H
#include <linux/types.h>
#include <linux/taskstats.h>
#include <linux/cgroupstats.h>
#define SYSSTATS_VERSION 1
/*
* Data shared between user space and kernel space
* Each member is aligned to a 8 byte boundary.
* All values in KB.
*/
struct sys_memstats {
__u64 version;
__u64 memtotal;
__u64 vmalloc_total;
__u64 reclaimable;
__u64 zram_compressed;
__u64 swap_used;
__u64 swap_total;
__u64 unreclaimable;
__u64 buffer;
__u64 slab_reclaimable;
__u64 slab_unreclaimable;
__u64 free_cma;
__u64 file_mapped;
__u64 swapcache;
__u64 pagetable;
__u64 kernelstack;
__u64 shmem;
__u64 dma_nr_free_pages;
__u64 dma_nr_active_anon;
__u64 dma_nr_inactive_anon;
__u64 dma_nr_active_file;
__u64 dma_nr_inactive_file;
__u64 normal_nr_free_pages;
__u64 normal_nr_active_anon;
__u64 normal_nr_inactive_anon;
__u64 normal_nr_active_file;
__u64 normal_nr_inactive_file;
__u64 movable_nr_free_pages;
__u64 movable_nr_active_anon;
__u64 movable_nr_inactive_anon;
__u64 movable_nr_active_file;
__u64 movable_nr_inactive_file;
__u64 highmem_nr_free_pages;
__u64 highmem_nr_active_anon;
__u64 highmem_nr_inactive_anon;
__u64 highmem_nr_active_file;
__u64 highmem_nr_inactive_file;
/* version 1 ends here */
};
/*
* Commands sent from userspace
* Not versioned. New commands should only be inserted at the enum's end.
*/
enum {
SYSSTATS_CMD_UNSPEC = __CGROUPSTATS_CMD_MAX, /* Reserved */
SYSSTATS_CMD_GET, /* user->kernel request/get-response */
SYSSTATS_CMD_NEW, /* kernel->user event */
};
#define SYSSTATS_CMD_UNSPEC SYSSTATS_CMD_UNSPEC
#define SYSSTATS_CMD_GET SYSSTATS_CMD_GET
#define SYSSTATS_CMD_NEW SYSSTATS_CMD_NEW
enum {
SYSSTATS_TYPE_UNSPEC = 0, /* Reserved */
SYSSTATS_TYPE_SYSMEM_STATS, /* contains name + memory stats */
};
#define SYSSTATS_TYPE_UNSPEC SYSSTATS_TYPE_UNSPEC
#define SYSSTATS_TYPE_SYSMEM_STATS SYSSTATS_TYPE_SYSMEM_STATS
enum {
SYSSTATS_CMD_ATTR_UNSPEC = 0,
SYSSTATS_CMD_ATTR_SYSMEM_STATS,
};
#define SYSSTATS_CMD_ATTR_UNSPEC SYSSTATS_CMD_ATTR_UNSPEC
#define SYSSTATS_CMD_ATTR_SYSMEM_STATS SYSSTATS_CMD_ATTR_SYSMEM_STATS
#endif /* _LINUX_SYSSTATS_H */
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