mmstat.c File Reference

#include "mos/mm/mmstat.h"
#include "mos/filesystem/sysfs/sysfs.h"
#include "mos/filesystem/sysfs/sysfs_autoinit.h"
#include "mos/mm/paging/iterator.h"
#include "mos/mm/physical/pmm.h"
#include "mos/platform/platform.h"
#include "mos/syslog/printk.h"
#include "mos/tasks/process.h"
#include "mos/tasks/task_types.h"
#include <mos/mos_global.h>
#include <mos/types.h>
#include <mos_stdlib.h>

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Classes
struct	vmap_global_mstat_t

Functions
void	mmstat_inc (mmstat_type_t type, size_t size)
	Increment the memory usage statistics.
void	mmstat_dec (mmstat_type_t type, size_t size)
	Decrement the memory usage statistics.
static bool	mmstat_sysfs_stat (sysfs_file_t *f)
static bool	mmstat_sysfs_phyframe_stat_show (sysfs_file_t *f)
static size_t	mmstat_sysfs_phyframe_stat_store (sysfs_file_t *f, const char *buf, size_t count, off_t offset)
static bool	mmstat_sysfs_pagetable_show (sysfs_file_t *f)
static bool	mmstat_sysfs_vmaps_show (sysfs_file_t *f)
static size_t	mmstat_sysfs_store_pid (sysfs_file_t *f, const char *buf, size_t count, off_t offset)
	SYSFS_AUTOREGISTER (mmstat, mmstat_sysfs_items)

Variables
static vmap_global_mstat_t	stat [_MEM_MAX_TYPES] = { 0 }
const char *	mem_type_names [_MEM_MAX_TYPES]
static sysfs_item_t	mmstat_sysfs_items []

Function Documentation

mmstat_inc()

void mmstat_inc	(	mmstat_type_t	type,
		size_t	size )

Increment the memory usage statistics.

Parameters

type	The type of memory.
size	The size of memory.

Definition at line 33 of file mmstat.c.

Referenced by slab_impl_new_page().

mmstat_dec()

void mmstat_dec	(	mmstat_type_t	type,
		size_t	size )

Decrement the memory usage statistics.

Parameters

type	The type of memory.
size	The size of memory.

Definition at line 39 of file mmstat.c.

Referenced by slab_impl_free_page().

mmstat_sysfs_stat()

static bool mmstat_sysfs_stat ( sysfs_file_t * f )

static

Definition at line 47 of file mmstat.c.

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mmstat_sysfs_phyframe_stat_show()

static bool mmstat_sysfs_phyframe_stat_show ( sysfs_file_t * f )

static

Definition at line 67 of file mmstat.c.

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mmstat_sysfs_phyframe_stat_store()

static size_t mmstat_sysfs_phyframe_stat_store ( sysfs_file_t * f, const char * buf, size_t count, off_t offset )

static

Definition at line 86 of file mmstat.c.

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mmstat_sysfs_pagetable_show()

static bool mmstat_sysfs_pagetable_show ( sysfs_file_t * f )

static

Definition at line 101 of file mmstat.c.

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mmstat_sysfs_vmaps_show()

static bool mmstat_sysfs_vmaps_show ( sysfs_file_t * f )

static

Definition at line 139 of file mmstat.c.

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mmstat_sysfs_store_pid()

static size_t mmstat_sysfs_store_pid ( sysfs_file_t * f, const char * buf, size_t count, off_t offset )

static

Definition at line 166 of file mmstat.c.

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SYSFS_AUTOREGISTER()

SYSFS_AUTOREGISTER	(	mmstat	,
		mmstat_sysfs_items	)

Variable Documentation

stat

vmap_global_mstat_t stat[_MEM_MAX_TYPES] = { 0 }

static

Definition at line 23 of file mmstat.c.

Referenced by i_from_pbfull(), mmstat_dec(), mmstat_inc(), and mmstat_sysfs_stat().

mem_type_names

const char* mem_type_names[_MEM_MAX_TYPES]

Initial value:

= {
    [MEM_PAGETABLE] = "PageTable", 
    [MEM_SLAB] = "Slab",           
    [MEM_PAGECACHE] = "PageCache", 
    [MEM_KERNEL] = "Kernel",       
    [MEM_USER] = "User",           
}

Definition at line 25 of file mmstat.c.

Referenced by mmstat_sysfs_stat().

mmstat_sysfs_items

sysfs_item_t mmstat_sysfs_items[]

static

Initial value:

= {
    SYSFS_RO_ITEM("stat", mmstat_sysfs_stat),
    SYSFS_RW_ITEM("phyframe_stat", mmstat_sysfs_phyframe_stat_show, mmstat_sysfs_phyframe_stat_store),
    SYSFS_RW_ITEM("pagetable", mmstat_sysfs_pagetable_show, mmstat_sysfs_store_pid),
    SYSFS_RW_ITEM("vmaps", mmstat_sysfs_vmaps_show, mmstat_sysfs_store_pid),
}

Definition at line 182 of file mmstat.c.