/*
* vmstat,c - virtual memory related declarations for libprocps
*
* Copyright (C) 1995 Martin Schulze <joey@infodrom.north.de>
* Copyright (C) 1996 Charles Blake <cblake@bbn.com>
* Copyright (C) 2003 Albert Cahalan
* Copyright (C) 2015 Craig Small <csmall@dropbear.xyz>
* Copyright (C) 2016-2021 Jim Warner <james.warner@comcast.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef PROCPS_VMSTAT_H
#define PROCPS_VMSTAT_H
#ifdef __cplusplus
extern "C" {
#endif
enum vmstat_item {
VMSTAT_noop, // ( never altered )
VMSTAT_extra, // ( reset to zero )
// returns origin, see proc(5)
// ------- -------------------
VMSTAT_ALLOCSTALL_DMA, // ul_int /proc/vmstat
VMSTAT_ALLOCSTALL_DMA32, // ul_int "
VMSTAT_ALLOCSTALL_HIGH, // ul_int "
VMSTAT_ALLOCSTALL_MOVABLE, // ul_int "
VMSTAT_ALLOCSTALL_NORMAL, // ul_int "
VMSTAT_BALLOON_DEFLATE, // ul_int "
VMSTAT_BALLOON_INFLATE, // ul_int "
VMSTAT_BALLOON_MIGRATE, // ul_int "
VMSTAT_COMPACT_DAEMON_FREE_SCANNED, // ul_int "
VMSTAT_COMPACT_DAEMON_MIGRATE_SCANNED, // ul_int "
VMSTAT_COMPACT_DAEMON_WAKE, // ul_int "
VMSTAT_COMPACT_FAIL, // ul_int "
VMSTAT_COMPACT_FREE_SCANNED, // ul_int "
VMSTAT_COMPACT_ISOLATED, // ul_int "
VMSTAT_COMPACT_MIGRATE_SCANNED, // ul_int "
VMSTAT_COMPACT_STALL, // ul_int "
VMSTAT_COMPACT_SUCCESS, // ul_int "
VMSTAT_DROP_PAGECACHE, // ul_int "
VMSTAT_DROP_SLAB, // ul_int "
VMSTAT_HTLB_BUDDY_ALLOC_FAIL, // ul_int "
VMSTAT_HTLB_BUDDY_ALLOC_SUCCESS, // ul_int "
VMSTAT_KSWAPD_HIGH_WMARK_HIT_QUICKLY, // ul_int "
VMSTAT_KSWAPD_INODESTEAL, // ul_int "
VMSTAT_KSWAPD_LOW_WMARK_HIT_QUICKLY, // ul_int "
VMSTAT_NR_ACTIVE_ANON, // ul_int "
VMSTAT_NR_ACTIVE_FILE, // ul_int "
VMSTAT_NR_ANON_PAGES, // ul_int "
VMSTAT_NR_ANON_TRANSPARENT_HUGEPAGES, // ul_int "
VMSTAT_NR_BOUNCE, // ul_int "
VMSTAT_NR_DIRTIED, // ul_int "
VMSTAT_NR_DIRTY, // ul_int "
VMSTAT_NR_DIRTY_BACKGROUND_THRESHOLD, // ul_int "
VMSTAT_NR_DIRTY_THRESHOLD, // ul_int "
VMSTAT_NR_FILE_HUGEPAGES, // ul_int "
VMSTAT_NR_FILE_PAGES, // ul_int "
VMSTAT_NR_FILE_PMDMAPPED, // ul_int "
VMSTAT_NR_FOLL_PIN_ACQUIRED, // ul_int "
VMSTAT_NR_FOLL_PIN_RELEASED, // ul_int "
VMSTAT_NR_FREE_CMA, // ul_int "
VMSTAT_NR_FREE_PAGES, // ul_int "
VMSTAT_NR_INACTIVE_ANON, // ul_int "
VMSTAT_NR_INACTIVE_FILE, // ul_int "
VMSTAT_NR_ISOLATED_ANON, // ul_int "
VMSTAT_NR_ISOLATED_FILE, // ul_int "
VMSTAT_NR_KERNEL_MISC_RECLAIMABLE, // ul_int "
VMSTAT_NR_KERNEL_STACK, // ul_int "
VMSTAT_NR_MAPPED, // ul_int "
VMSTAT_NR_MLOCK, // ul_int "
VMSTAT_NR_PAGE_TABLE_PAGES, // ul_int "
VMSTAT_NR_SHADOW_CALL_STACK, // ul_int "
VMSTAT_NR_SHMEM, // ul_int "
VMSTAT_NR_SHMEM_HUGEPAGES, // ul_int "
VMSTAT_NR_SHMEM_PMDMAPPED, // ul_int "
VMSTAT_NR_SLAB_RECLAIMABLE, // ul_int "
VMSTAT_NR_SLAB_UNRECLAIMABLE, // ul_int "
VMSTAT_NR_UNEVICTABLE, // ul_int "
VMSTAT_NR_UNSTABLE, // ul_int "
VMSTAT_NR_VMSCAN_IMMEDIATE_RECLAIM, // ul_int "
VMSTAT_NR_VMSCAN_WRITE, // ul_int "
VMSTAT_NR_WRITEBACK, // ul_int "
VMSTAT_NR_WRITEBACK_TEMP, // ul_int "
VMSTAT_NR_WRITTEN, // ul_int "
VMSTAT_NR_ZONE_ACTIVE_ANON, // ul_int "
VMSTAT_NR_ZONE_ACTIVE_FILE, // ul_int "
VMSTAT_NR_ZONE_INACTIVE_ANON, // ul_int "
VMSTAT_NR_ZONE_INACTIVE_FILE, // ul_int "
VMSTAT_NR_ZONE_UNEVICTABLE, // ul_int "
VMSTAT_NR_ZONE_WRITE_PENDING, // ul_int "
VMSTAT_NR_ZSPAGES, // ul_int "
VMSTAT_NUMA_FOREIGN, // ul_int "
VMSTAT_NUMA_HINT_FAULTS, // ul_int "
VMSTAT_NUMA_HINT_FAULTS_LOCAL, // ul_int "
VMSTAT_NUMA_HIT, // ul_int "
VMSTAT_NUMA_HUGE_PTE_UPDATES, // ul_int "
VMSTAT_NUMA_INTERLEAVE, // ul_int "
VMSTAT_NUMA_LOCAL, // ul_int "
VMSTAT_NUMA_MISS, // ul_int "
VMSTAT_NUMA_OTHER, // ul_int "
VMSTAT_NUMA_PAGES_MIGRATED, // ul_int "
VMSTAT_NUMA_PTE_UPDATES, // ul_int "
VMSTAT_OOM_KILL, // ul_int "
VMSTAT_PAGEOUTRUN, // ul_int "
VMSTAT_PGACTIVATE, // ul_int "
VMSTAT_PGALLOC_DMA, // ul_int "
VMSTAT_PGALLOC_DMA32, // ul_int "
VMSTAT_PGALLOC_HIGH, // ul_int "
VMSTAT_PGALLOC_MOVABLE, // ul_int "
VMSTAT_PGALLOC_NORMAL, // ul_int "
VMSTAT_PGDEACTIVATE, // ul_int "
VMSTAT_PGFAULT, // ul_int "
VMSTAT_PGFREE, // ul_int "
VMSTAT_PGINODESTEAL, // ul_int "
VMSTAT_PGLAZYFREE, // ul_int "
VMSTAT_PGLAZYFREED, // ul_int "
VMSTAT_PGMAJFAULT, // ul_int "
VMSTAT_PGMIGRATE_FAIL, // ul_int "
VMSTAT_PGMIGRATE_SUCCESS, // ul_int "
VMSTAT_PGPGIN, // ul_int "
VMSTAT_PGPGOUT, // ul_int "
VMSTAT_PGREFILL, // ul_int "
VMSTAT_PGROTATED, // ul_int "
VMSTAT_PGSCAN_ANON, // ul_int "
VMSTAT_PGSCAN_DIRECT, // ul_int "
VMSTAT_PGSCAN_DIRECT_THROTTLE, // ul_int "
VMSTAT_PGSCAN_FILE, // ul_int "
VMSTAT_PGSCAN_KSWAPD, // ul_int "
VMSTAT_PGSKIP_DMA, // ul_int "
VMSTAT_PGSKIP_DMA32, // ul_int "
VMSTAT_PGSKIP_HIGH, // ul_int "
VMSTAT_PGSKIP_MOVABLE, // ul_int "
VMSTAT_PGSKIP_NORMAL, // ul_int "
VMSTAT_PGSTEAL_ANON, // ul_int "
VMSTAT_PGSTEAL_DIRECT, // ul_int "
VMSTAT_PGSTEAL_FILE, // ul_int "
VMSTAT_PGSTEAL_KSWAPD, // ul_int "
VMSTAT_PSWPIN, // ul_int "
VMSTAT_PSWPOUT, // ul_int "
VMSTAT_SLABS_SCANNED, // ul_int "
VMSTAT_SWAP_RA, // ul_int "
VMSTAT_SWAP_RA_HIT, // ul_int "
VMSTAT_THP_COLLAPSE_ALLOC, // ul_int "
VMSTAT_THP_COLLAPSE_ALLOC_FAILED, // ul_int "
VMSTAT_THP_DEFERRED_SPLIT_PAGE, // ul_int "
VMSTAT_THP_FAULT_ALLOC, // ul_int "
VMSTAT_THP_FAULT_FALLBACK, // ul_int "
VMSTAT_THP_FAULT_FALLBACK_CHARGE, // ul_int "
VMSTAT_THP_FILE_ALLOC, // ul_int "
VMSTAT_THP_FILE_FALLBACK, // ul_int "
VMSTAT_THP_FILE_FALLBACK_CHARGE, // ul_int "
VMSTAT_THP_FILE_MAPPED, // ul_int "
VMSTAT_THP_SPLIT_PAGE, // ul_int "
VMSTAT_THP_SPLIT_PAGE_FAILED, // ul_int "
VMSTAT_THP_SPLIT_PMD, // ul_int "
VMSTAT_THP_SPLIT_PUD, // ul_int "
VMSTAT_THP_SWPOUT, // ul_int "
VMSTAT_THP_SWPOUT_FALLBACK, // ul_int "
VMSTAT_THP_ZERO_PAGE_ALLOC, // ul_int "
VMSTAT_THP_ZERO_PAGE_ALLOC_FAILED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_CLEARED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_CULLED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_MLOCKED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_MUNLOCKED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_RESCUED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_SCANNED, // ul_int "
VMSTAT_UNEVICTABLE_PGS_STRANDED, // ul_int "
VMSTAT_WORKINGSET_ACTIVATE, // ul_int "
VMSTAT_WORKINGSET_NODERECLAIM, // ul_int "
VMSTAT_WORKINGSET_NODES, // ul_int "
VMSTAT_WORKINGSET_REFAULT, // ul_int "
VMSTAT_WORKINGSET_RESTORE, // ul_int "
VMSTAT_ZONE_RECLAIM_FAILED, // ul_int "
VMSTAT_DELTA_ALLOCSTALL_DMA, // sl_int derived from above
VMSTAT_DELTA_ALLOCSTALL_DMA32, // sl_int "
VMSTAT_DELTA_ALLOCSTALL_HIGH, // sl_int "
VMSTAT_DELTA_ALLOCSTALL_MOVABLE, // sl_int "
VMSTAT_DELTA_ALLOCSTALL_NORMAL, // sl_int "
VMSTAT_DELTA_BALLOON_DEFLATE, // sl_int "
VMSTAT_DELTA_BALLOON_INFLATE, // sl_int "
VMSTAT_DELTA_BALLOON_MIGRATE, // sl_int "
VMSTAT_DELTA_COMPACT_DAEMON_FREE_SCANNED, // sl_int "
VMSTAT_DELTA_COMPACT_DAEMON_MIGRATE_SCANNED, // sl_int "
VMSTAT_DELTA_COMPACT_DAEMON_WAKE, // sl_int "
VMSTAT_DELTA_COMPACT_FAIL, // sl_int "
VMSTAT_DELTA_COMPACT_FREE_SCANNED, // sl_int "
VMSTAT_DELTA_COMPACT_ISOLATED, // sl_int "
VMSTAT_DELTA_COMPACT_MIGRATE_SCANNED, // sl_int "
VMSTAT_DELTA_COMPACT_STALL, // sl_int "
VMSTAT_DELTA_COMPACT_SUCCESS, // sl_int "
VMSTAT_DELTA_DROP_PAGECACHE, // sl_int "
VMSTAT_DELTA_DROP_SLAB, // sl_int "
VMSTAT_DELTA_HTLB_BUDDY_ALLOC_FAIL, // sl_int "
VMSTAT_DELTA_HTLB_BUDDY_ALLOC_SUCCESS, // sl_int "
VMSTAT_DELTA_KSWAPD_HIGH_WMARK_HIT_QUICKLY, // sl_int "
VMSTAT_DELTA_KSWAPD_INODESTEAL, // sl_int "
VMSTAT_DELTA_KSWAPD_LOW_WMARK_HIT_QUICKLY, // sl_int "
VMSTAT_DELTA_NR_ACTIVE_ANON, // sl_int "
VMSTAT_DELTA_NR_ACTIVE_FILE, // sl_int "
VMSTAT_DELTA_NR_ANON_PAGES, // sl_int "
VMSTAT_DELTA_NR_ANON_TRANSPARENT_HUGEPAGES, // sl_int "
VMSTAT_DELTA_NR_BOUNCE, // sl_int "
VMSTAT_DELTA_NR_DIRTIED, // sl_int "
VMSTAT_DELTA_NR_DIRTY, // sl_int "
VMSTAT_DELTA_NR_DIRTY_BACKGROUND_THRESHOLD, // sl_int "
VMSTAT_DELTA_NR_DIRTY_THRESHOLD, // sl_int "
VMSTAT_DELTA_NR_FILE_HUGEPAGES, // sl_int "
VMSTAT_DELTA_NR_FILE_PAGES, // sl_int "
VMSTAT_DELTA_NR_FILE_PMDMAPPED, // sl_int "
VMSTAT_DELTA_NR_FOLL_PIN_ACQUIRED, // sl_int "
VMSTAT_DELTA_NR_FOLL_PIN_RELEASED, // sl_int "
VMSTAT_DELTA_NR_FREE_CMA, // sl_int "
VMSTAT_DELTA_NR_FREE_PAGES, // sl_int "
VMSTAT_DELTA_NR_INACTIVE_ANON, // sl_int "
VMSTAT_DELTA_NR_INACTIVE_FILE, // sl_int "
VMSTAT_DELTA_NR_ISOLATED_ANON, // sl_int "
VMSTAT_DELTA_NR_ISOLATED_FILE, // sl_int "
VMSTAT_DELTA_NR_KERNEL_MISC_RECLAIMABLE, // sl_int "
VMSTAT_DELTA_NR_KERNEL_STACK, // sl_int "
VMSTAT_DELTA_NR_MAPPED, // sl_int "
VMSTAT_DELTA_NR_MLOCK, // sl_int "
VMSTAT_DELTA_NR_PAGE_TABLE_PAGES, // sl_int "
VMSTAT_DELTA_NR_SHADOW_CALL_STACK, // sl_int "
VMSTAT_DELTA_NR_SHMEM, // sl_int "
VMSTAT_DELTA_NR_SHMEM_HUGEPAGES, // sl_int "
VMSTAT_DELTA_NR_SHMEM_PMDMAPPED, // sl_int "
VMSTAT_DELTA_NR_SLAB_RECLAIMABLE, // sl_int "
VMSTAT_DELTA_NR_SLAB_UNRECLAIMABLE, // sl_int "
VMSTAT_DELTA_NR_UNEVICTABLE, // sl_int "
VMSTAT_DELTA_NR_UNSTABLE, // sl_int "
VMSTAT_DELTA_NR_VMSCAN_IMMEDIATE_RECLAIM, // sl_int "
VMSTAT_DELTA_NR_VMSCAN_WRITE, // sl_int "
VMSTAT_DELTA_NR_WRITEBACK, // sl_int "
VMSTAT_DELTA_NR_WRITEBACK_TEMP, // sl_int "
VMSTAT_DELTA_NR_WRITTEN, // sl_int "
VMSTAT_DELTA_NR_ZONE_ACTIVE_ANON, // sl_int "
VMSTAT_DELTA_NR_ZONE_ACTIVE_FILE, // sl_int "
VMSTAT_DELTA_NR_ZONE_INACTIVE_ANON, // sl_int "
VMSTAT_DELTA_NR_ZONE_INACTIVE_FILE, // sl_int "
VMSTAT_DELTA_NR_ZONE_UNEVICTABLE, // sl_int "
VMSTAT_DELTA_NR_ZONE_WRITE_PENDING, // sl_int "
VMSTAT_DELTA_NR_ZSPAGES, // sl_int "
VMSTAT_DELTA_NUMA_FOREIGN, // sl_int "
VMSTAT_DELTA_NUMA_HINT_FAULTS, // sl_int "
VMSTAT_DELTA_NUMA_HINT_FAULTS_LOCAL, // sl_int "
VMSTAT_DELTA_NUMA_HIT, // sl_int "
VMSTAT_DELTA_NUMA_HUGE_PTE_UPDATES, // sl_int "
VMSTAT_DELTA_NUMA_INTERLEAVE, // sl_int "
VMSTAT_DELTA_NUMA_LOCAL, // sl_int "
VMSTAT_DELTA_NUMA_MISS, // sl_int "
VMSTAT_DELTA_NUMA_OTHER, // sl_int "
VMSTAT_DELTA_NUMA_PAGES_MIGRATED, // sl_int "
VMSTAT_DELTA_NUMA_PTE_UPDATES, // sl_int "
VMSTAT_DELTA_OOM_KILL, // sl_int "
VMSTAT_DELTA_PAGEOUTRUN, // sl_int "
VMSTAT_DELTA_PGACTIVATE, // sl_int "
VMSTAT_DELTA_PGALLOC_DMA, // sl_int "
VMSTAT_DELTA_PGALLOC_DMA32, // sl_int "
VMSTAT_DELTA_PGALLOC_HIGH, // sl_int "
VMSTAT_DELTA_PGALLOC_MOVABLE, // sl_int "
VMSTAT_DELTA_PGALLOC_NORMAL, // sl_int "
VMSTAT_DELTA_PGDEACTIVATE, // sl_int "
VMSTAT_DELTA_PGFAULT, // sl_int "
VMSTAT_DELTA_PGFREE, // sl_int "
VMSTAT_DELTA_PGINODESTEAL, // sl_int "
VMSTAT_DELTA_PGLAZYFREE, // sl_int "
VMSTAT_DELTA_PGLAZYFREED, // sl_int "
VMSTAT_DELTA_PGMAJFAULT, // sl_int "
VMSTAT_DELTA_PGMIGRATE_FAIL, // sl_int "
VMSTAT_DELTA_PGMIGRATE_SUCCESS, // sl_int "
VMSTAT_DELTA_PGPGIN, // sl_int "
VMSTAT_DELTA_PGPGOUT, // sl_int "
VMSTAT_DELTA_PGREFILL, // sl_int "
VMSTAT_DELTA_PGROTATED, // sl_int "
VMSTAT_DELTA_PGSCAN_ANON, // sl_int "
VMSTAT_DELTA_PGSCAN_DIRECT, // sl_int "
VMSTAT_DELTA_PGSCAN_DIRECT_THROTTLE, // sl_int "
VMSTAT_DELTA_PGSCAN_FILE, // sl_int "
VMSTAT_DELTA_PGSCAN_KSWAPD, // sl_int "
VMSTAT_DELTA_PGSKIP_DMA, // sl_int "
VMSTAT_DELTA_PGSKIP_DMA32, // sl_int "
VMSTAT_DELTA_PGSKIP_HIGH, // sl_int "
VMSTAT_DELTA_PGSKIP_MOVABLE, // sl_int "
VMSTAT_DELTA_PGSKIP_NORMAL, // sl_int "
VMSTAT_DELTA_PGSTEAL_ANON, // sl_int "
VMSTAT_DELTA_PGSTEAL_DIRECT, // sl_int "
VMSTAT_DELTA_PGSTEAL_FILE, // sl_int "
VMSTAT_DELTA_PGSTEAL_KSWAPD, // sl_int "
VMSTAT_DELTA_PSWPIN, // sl_int "
VMSTAT_DELTA_PSWPOUT, // sl_int "
VMSTAT_DELTA_SLABS_SCANNED, // sl_int "
VMSTAT_DELTA_SWAP_RA, // sl_int "
VMSTAT_DELTA_SWAP_RA_HIT, // sl_int "
VMSTAT_DELTA_THP_COLLAPSE_ALLOC, // sl_int "
VMSTAT_DELTA_THP_COLLAPSE_ALLOC_FAILED, // sl_int "
VMSTAT_DELTA_THP_DEFERRED_SPLIT_PAGE, // sl_int "
VMSTAT_DELTA_THP_FAULT_ALLOC, // sl_int "
VMSTAT_DELTA_THP_FAULT_FALLBACK, // sl_int "
VMSTAT_DELTA_THP_FAULT_FALLBACK_CHARGE, // sl_int "
VMSTAT_DELTA_THP_FILE_ALLOC, // sl_int "
VMSTAT_DELTA_THP_FILE_FALLBACK, // sl_int "
VMSTAT_DELTA_THP_FILE_FALLBACK_CHARGE, // sl_int "
VMSTAT_DELTA_THP_FILE_MAPPED, // sl_int "
VMSTAT_DELTA_THP_SPLIT_PAGE, // sl_int "
VMSTAT_DELTA_THP_SPLIT_PAGE_FAILED, // sl_int "
VMSTAT_DELTA_THP_SPLIT_PMD, // sl_int "
VMSTAT_DELTA_THP_SPLIT_PUD, // sl_int "
VMSTAT_DELTA_THP_SWPOUT, // sl_int "
VMSTAT_DELTA_THP_SWPOUT_FALLBACK, // sl_int "
VMSTAT_DELTA_THP_ZERO_PAGE_ALLOC, // sl_int "
VMSTAT_DELTA_THP_ZERO_PAGE_ALLOC_FAILED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_CLEARED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_CULLED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_MLOCKED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_MUNLOCKED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_RESCUED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_SCANNED, // sl_int "
VMSTAT_DELTA_UNEVICTABLE_PGS_STRANDED, // sl_int "
VMSTAT_DELTA_WORKINGSET_ACTIVATE, // sl_int "
VMSTAT_DELTA_WORKINGSET_NODERECLAIM, // sl_int "
VMSTAT_DELTA_WORKINGSET_NODES, // sl_int "
VMSTAT_DELTA_WORKINGSET_REFAULT, // sl_int "
VMSTAT_DELTA_WORKINGSET_RESTORE, // sl_int "
VMSTAT_DELTA_ZONE_RECLAIM_FAILED // sl_int "
};
struct vmstat_result {
enum vmstat_item item;
union {
signed long sl_int;
unsigned long ul_int;
} result;
};
struct vmstat_stack {
struct vmstat_result *head;
};
#define VMSTAT_GET( info, actual_enum, type ) ( { \
struct vmstat_result *r = procps_vmstat_get( info, actual_enum ); \
r ? r->result . type : 0; } )
#define VMSTAT_VAL( relative_enum, type, stack, info ) \
stack -> head [ relative_enum ] . result . type
struct vmstat_info;
int procps_vmstat_new (struct vmstat_info **info);
int procps_vmstat_ref (struct vmstat_info *info);
int procps_vmstat_unref (struct vmstat_info **info);
struct vmstat_result *procps_vmstat_get (
struct vmstat_info *info,
enum vmstat_item item);
struct vmstat_stack *procps_vmstat_select (
struct vmstat_info *info,
enum vmstat_item *items,
int numitems);
#ifdef XTRA_PROCPS_DEBUG
# include "xtra-procps-debug.h"
#endif
#ifdef __cplusplus
}
#endif
#endif