/**
* handle the fault.* event
*
* @result:
* list.* event
*/
fmd_event_t *
cpumem_handle_event(fmd_t *pfmd, fmd_event_t *e)
{
fmd_debug;
int ret = 0;
/* Memory offline */
if (strstr(e->ev_class, "fault.cpu.intel.mem_dev") != NULL ){
ret = pages_offline(pfmd, e->ev_rscid);
if ( ret == 0 )
return fmd_create_listevent(e, LIST_ISOLATED_SUCCESS);
else
return fmd_create_listevent(e, LIST_ISOLATED_FAILED);
}
/* CPU offline */
else if (strstr(e->ev_class, "fault.cpu.intel") != NULL) {
char buf[64];
int cpu = -1;
cpu = topo_cpu_by_cpuid(pfmd, e->ev_rscid); /* get CPUID */
if (cpu < 0)
return fmd_create_listevent(e, LIST_ISOLATED_FAILED);
memset(buf, 0, 64 * sizeof(char));
sprintf(buf, "/sys/devices/system/cpu/cpu%d/online", cpu);
if ((ret = cpu_offline(buf)) == 0)
return fmd_create_listevent(e, LIST_ISOLATED_SUCCESS);
else
return fmd_create_listevent(e, LIST_ISOLATED_FAILED);
}
return fmd_create_listevent(e, LIST_LOG); // TODO
}
/*
* change cpu to online/offline
*/
static int
cpr_p_online(cpu_t *cp, int state)
{
int rc;
ASSERT(MUTEX_HELD(&cpu_lock));
switch (state) {
case CPU_CPR_ONLINE:
rc = cpu_online(cp);
break;
case CPU_CPR_OFFLINE:
rc = cpu_offline(cp, CPU_FORCED);
break;
}
if (rc) {
cpr_err(CE_WARN, "Failed to change processor %d to "
"state %d, (errno %d)", cp->cpu_id, state, rc);
}
return (rc);
}
