#include <asm/time.h>
#include <asm/iseries/it_exp_vpd_panel.h>
#include <asm/prom.h>
-#include <asm/systemcfg.h>
+#include <asm/vdso_datapage.h>
#define MODULE_VERS "1.6"
#define MODULE_NAME "lparcfg"
/* #define LPARCFG_DEBUG */
-/* find a better place for this function... */
-void log_plpar_hcall_return(unsigned long rc, char *tag)
-{
- if (rc == 0) /* success, return */
- return;
-/* check for null tag ? */
- if (rc == H_Hardware)
- printk(KERN_INFO
- "plpar-hcall (%s) failed with hardware fault\n", tag);
- else if (rc == H_Function)
- printk(KERN_INFO
- "plpar-hcall (%s) failed; function not allowed\n", tag);
- else if (rc == H_Authority)
- printk(KERN_INFO
- "plpar-hcall (%s) failed; not authorized to this function\n",
- tag);
- else if (rc == H_Parameter)
- printk(KERN_INFO "plpar-hcall (%s) failed; Bad parameter(s)\n",
- tag);
- else
- printk(KERN_INFO
- "plpar-hcall (%s) failed with unexpected rc(0x%lx)\n",
- tag, rc);
-
-}
-
static struct proc_dir_entry *proc_ppc64_lparcfg;
#define LPARCFG_BUFF_SIZE 4096
{
unsigned long sum_purr = 0;
int cpu;
- struct paca_struct *lpaca;
for_each_cpu(cpu) {
- lpaca = paca + cpu;
- sum_purr += lpaca->lppaca.emulated_time_base;
+ sum_purr += lppaca[cpu].emulated_time_base;
#ifdef PURR_DEBUG
printk(KERN_INFO "get_purr for cpu (%d) has value (%ld) \n",
- cpu, lpaca->lppaca.emulated_time_base);
+ cpu, lppaca[cpu].emulated_time_base);
#endif
}
return sum_purr;
unsigned long pool_id, lp_index;
int shared, entitled_capacity, max_entitled_capacity;
int processors, max_processors;
- struct paca_struct *lpaca = get_paca();
unsigned long purr = get_purr();
seq_printf(m, "%s %s \n", MODULE_NAME, MODULE_VERS);
- shared = (int)(lpaca->lppaca_ptr->shared_proc);
+ shared = (int)(get_lppaca()->shared_proc);
seq_printf(m, "serial_number=%c%c%c%c%c%c%c\n",
e2a(xItExtVpdPanel.mfgID[2]),
e2a(xItExtVpdPanel.mfgID[3]),
/*
* Methods used to fetch LPAR data when running on a pSeries platform.
*/
+/* find a better place for this function... */
+static void log_plpar_hcall_return(unsigned long rc, char *tag)
+{
+ if (rc == 0) /* success, return */
+ return;
+/* check for null tag ? */
+ if (rc == H_Hardware)
+ printk(KERN_INFO
+ "plpar-hcall (%s) failed with hardware fault\n", tag);
+ else if (rc == H_Function)
+ printk(KERN_INFO
+ "plpar-hcall (%s) failed; function not allowed\n", tag);
+ else if (rc == H_Authority)
+ printk(KERN_INFO
+ "plpar-hcall (%s) failed; not authorized to this function\n",
+ tag);
+ else if (rc == H_Parameter)
+ printk(KERN_INFO "plpar-hcall (%s) failed; Bad parameter(s)\n",
+ tag);
+ else
+ printk(KERN_INFO
+ "plpar-hcall (%s) failed with unexpected rc(0x%lx)\n",
+ tag, rc);
+
+}
/*
* H_GET_PPP hcall returns info in 4 parms.
unsigned long dummy;
rc = plpar_hcall(H_PIC, 0, 0, 0, 0, pool_idle_time, num_procs, &dummy);
- log_plpar_hcall_return(rc, "H_PIC");
+ if (rc != H_Authority)
+ log_plpar_hcall_return(rc, "H_PIC");
}
-static unsigned long get_purr(void);
-
/* Track sum of all purrs across all processors. This is used to further */
/* calculate usage values by different applications */
kfree(local_buffer);
}
-static int lparcfg_count_active_processors(void);
-
/* Return the number of processors in the system.
* This function reads through the device tree and counts
* the virtual processors, this does not include threads.
const char *system_id = "";
unsigned int *lp_index_ptr, lp_index = 0;
struct device_node *rtas_node;
- int *lrdrp;
+ int *lrdrp = NULL;
rootdn = find_path_device("/");
if (rootdn) {
seq_printf(m, "partition_id=%d\n", (int)lp_index);
rtas_node = find_path_device("/rtas");
- lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity", NULL);
+ if (rtas_node)
+ lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity",
+ NULL);
if (lrdrp == NULL) {
- partition_potential_processors = _systemcfg->processorCount;
+ partition_potential_processors = vdso_data->processorCount;
} else {
partition_potential_processors = *(lrdrp + 4);
}
(h_resource >> 0 * 8) & 0xffff);
/* pool related entries are apropriate for shared configs */
- if (paca[0].lppaca.shared_proc) {
+ if (lppaca[0].shared_proc) {
h_pic(&pool_idle_time, &pool_procs);
seq_printf(m, "partition_potential_processors=%d\n",
partition_potential_processors);
- seq_printf(m, "shared_processor_mode=%d\n", paca[0].lppaca.shared_proc);
+ seq_printf(m, "shared_processor_mode=%d\n", lppaca[0].shared_proc);
return 0;
}
retval = -EIO;
}
- out:
+out:
kfree(kbuf);
return retval;
}
}
struct file_operations lparcfg_fops = {
- .owner = THIS_MODULE,
- .read = seq_read,
- .open = lparcfg_open,
- .release = single_release,
+ .owner = THIS_MODULE,
+ .read = seq_read,
+ .open = lparcfg_open,
+ .release = single_release,
};
int __init lparcfg_init(void)