* Data gathering module for Linux-VM Monitor Stream, Stage 1.
* Collects data related to memory management.
*
- * Copyright (C) 2003 IBM Corporation, IBM Deutschland Entwicklung GmbH.
+ * Copyright (C) 2003,2006 IBM Corporation, IBM Deutschland Entwicklung GmbH.
*
- * Author: Gerald Schaefer <geraldsc@de.ibm.com>
+ * Author: Gerald Schaefer <gerald.schaefer@de.ibm.com>
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
* serialized through the appldata_ops_lock and can use static
*/
static struct sysinfo val;
- static struct page_state ps;
+ unsigned long ev[NR_VM_EVENT_ITEMS];
struct appldata_mem_data *mem_data;
mem_data = data;
mem_data->sync_count_1++;
- get_full_page_state(&ps);
- mem_data->pgpgin = ps.pgpgin >> 1;
- mem_data->pgpgout = ps.pgpgout >> 1;
- mem_data->pswpin = ps.pswpin;
- mem_data->pswpout = ps.pswpout;
- mem_data->pgalloc = ps.pgalloc_high + ps.pgalloc_normal +
- ps.pgalloc_dma;
- mem_data->pgfault = ps.pgfault;
- mem_data->pgmajfault = ps.pgmajfault;
+ all_vm_events(ev);
+ mem_data->pgpgin = ev[PGPGIN] >> 1;
+ mem_data->pgpgout = ev[PGPGOUT] >> 1;
+ mem_data->pswpin = ev[PSWPIN];
+ mem_data->pswpout = ev[PSWPOUT];
+ mem_data->pgalloc = ev[PGALLOC_NORMAL] + ev[PGALLOC_DMA];
+ mem_data->pgfault = ev[PGFAULT];
+ mem_data->pgmajfault = ev[PGMAJFAULT];
si_meminfo(&val);
mem_data->sharedram = val.sharedram;
mem_data->totalhigh = P2K(val.totalhigh);
mem_data->freehigh = P2K(val.freehigh);
mem_data->bufferram = P2K(val.bufferram);
- mem_data->cached = P2K(atomic_read(&nr_pagecache) - val.bufferram);
+ mem_data->cached = P2K(global_page_state(NR_FILE_PAGES)
+ - val.bufferram);
si_swapinfo(&val);
mem_data->totalswap = P2K(val.totalswap);
.callback = &appldata_get_mem_data,
.data = &appldata_mem_data,
.owner = THIS_MODULE,
+ .mod_lvl = {0xF0, 0xF0}, /* EBCDIC "00" */
};