OpenCloudOS-Kernel/arch/s390/kernel/perf_cpum_cf_events.c

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/*
* Perf PMU sysfs events attributes for available CPU-measurement counters
*
*/
#include <linux/slab.h>
#include <linux/perf_event.h>
/* BEGIN: CPUM_CF COUNTER DEFINITIONS =================================== */
CPUMF_EVENT_ATTR(cf, CPU_CYCLES, 0x0000);
CPUMF_EVENT_ATTR(cf, INSTRUCTIONS, 0x0001);
CPUMF_EVENT_ATTR(cf, L1I_DIR_WRITES, 0x0002);
CPUMF_EVENT_ATTR(cf, L1I_PENALTY_CYCLES, 0x0003);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_CPU_CYCLES, 0x0020);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_INSTRUCTIONS, 0x0021);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1I_DIR_WRITES, 0x0022);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1I_PENALTY_CYCLES, 0x0023);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1D_DIR_WRITES, 0x0024);
CPUMF_EVENT_ATTR(cf, PROBLEM_STATE_L1D_PENALTY_CYCLES, 0x0025);
CPUMF_EVENT_ATTR(cf, L1D_DIR_WRITES, 0x0004);
CPUMF_EVENT_ATTR(cf, L1D_PENALTY_CYCLES, 0x0005);
CPUMF_EVENT_ATTR(cf, PRNG_FUNCTIONS, 0x0040);
CPUMF_EVENT_ATTR(cf, PRNG_CYCLES, 0x0041);
CPUMF_EVENT_ATTR(cf, PRNG_BLOCKED_FUNCTIONS, 0x0042);
CPUMF_EVENT_ATTR(cf, PRNG_BLOCKED_CYCLES, 0x0043);
CPUMF_EVENT_ATTR(cf, SHA_FUNCTIONS, 0x0044);
CPUMF_EVENT_ATTR(cf, SHA_CYCLES, 0x0045);
CPUMF_EVENT_ATTR(cf, SHA_BLOCKED_FUNCTIONS, 0x0046);
CPUMF_EVENT_ATTR(cf, SHA_BLOCKED_CYCLES, 0x0047);
CPUMF_EVENT_ATTR(cf, DEA_FUNCTIONS, 0x0048);
CPUMF_EVENT_ATTR(cf, DEA_CYCLES, 0x0049);
CPUMF_EVENT_ATTR(cf, DEA_BLOCKED_FUNCTIONS, 0x004a);
CPUMF_EVENT_ATTR(cf, DEA_BLOCKED_CYCLES, 0x004b);
CPUMF_EVENT_ATTR(cf, AES_FUNCTIONS, 0x004c);
CPUMF_EVENT_ATTR(cf, AES_CYCLES, 0x004d);
CPUMF_EVENT_ATTR(cf, AES_BLOCKED_FUNCTIONS, 0x004e);
CPUMF_EVENT_ATTR(cf, AES_BLOCKED_CYCLES, 0x004f);
CPUMF_EVENT_ATTR(cf_z10, L1I_L2_SOURCED_WRITES, 0x0080);
CPUMF_EVENT_ATTR(cf_z10, L1D_L2_SOURCED_WRITES, 0x0081);
CPUMF_EVENT_ATTR(cf_z10, L1I_L3_LOCAL_WRITES, 0x0082);
CPUMF_EVENT_ATTR(cf_z10, L1D_L3_LOCAL_WRITES, 0x0083);
CPUMF_EVENT_ATTR(cf_z10, L1I_L3_REMOTE_WRITES, 0x0084);
CPUMF_EVENT_ATTR(cf_z10, L1D_L3_REMOTE_WRITES, 0x0085);
CPUMF_EVENT_ATTR(cf_z10, L1D_LMEM_SOURCED_WRITES, 0x0086);
CPUMF_EVENT_ATTR(cf_z10, L1I_LMEM_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_z10, L1D_RO_EXCL_WRITES, 0x0088);
CPUMF_EVENT_ATTR(cf_z10, L1I_CACHELINE_INVALIDATES, 0x0089);
CPUMF_EVENT_ATTR(cf_z10, ITLB1_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_z10, DTLB1_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_z10, TLB2_PTE_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_z10, TLB2_CRSTE_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_z10, TLB2_CRSTE_HPAGE_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_z10, ITLB1_MISSES, 0x0091);
CPUMF_EVENT_ATTR(cf_z10, DTLB1_MISSES, 0x0092);
CPUMF_EVENT_ATTR(cf_z10, L2C_STORES_SENT, 0x0093);
CPUMF_EVENT_ATTR(cf_z196, L1D_L2_SOURCED_WRITES, 0x0080);
CPUMF_EVENT_ATTR(cf_z196, L1I_L2_SOURCED_WRITES, 0x0081);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_MISSES, 0x0082);
CPUMF_EVENT_ATTR(cf_z196, ITLB1_MISSES, 0x0083);
CPUMF_EVENT_ATTR(cf_z196, L2C_STORES_SENT, 0x0085);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFBOOK_L3_SOURCED_WRITES, 0x0086);
CPUMF_EVENT_ATTR(cf_z196, L1D_ONBOOK_L4_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_z196, L1I_ONBOOK_L4_SOURCED_WRITES, 0x0088);
CPUMF_EVENT_ATTR(cf_z196, L1D_RO_EXCL_WRITES, 0x0089);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFBOOK_L4_SOURCED_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFBOOK_L4_SOURCED_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_HPAGE_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_z196, L1D_LMEM_SOURCED_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_z196, L1I_LMEM_SOURCED_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFBOOK_L3_SOURCED_WRITES, 0x008f);
CPUMF_EVENT_ATTR(cf_z196, DTLB1_WRITES, 0x0090);
CPUMF_EVENT_ATTR(cf_z196, ITLB1_WRITES, 0x0091);
CPUMF_EVENT_ATTR(cf_z196, TLB2_PTE_WRITES, 0x0092);
CPUMF_EVENT_ATTR(cf_z196, TLB2_CRSTE_HPAGE_WRITES, 0x0093);
CPUMF_EVENT_ATTR(cf_z196, TLB2_CRSTE_WRITES, 0x0094);
CPUMF_EVENT_ATTR(cf_z196, L1D_ONCHIP_L3_SOURCED_WRITES, 0x0096);
CPUMF_EVENT_ATTR(cf_z196, L1D_OFFCHIP_L3_SOURCED_WRITES, 0x0098);
CPUMF_EVENT_ATTR(cf_z196, L1I_ONCHIP_L3_SOURCED_WRITES, 0x0099);
CPUMF_EVENT_ATTR(cf_z196, L1I_OFFCHIP_L3_SOURCED_WRITES, 0x009b);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_MISSES, 0x0080);
CPUMF_EVENT_ATTR(cf_zec12, ITLB1_MISSES, 0x0081);
CPUMF_EVENT_ATTR(cf_zec12, L1D_L2I_SOURCED_WRITES, 0x0082);
CPUMF_EVENT_ATTR(cf_zec12, L1I_L2I_SOURCED_WRITES, 0x0083);
CPUMF_EVENT_ATTR(cf_zec12, L1D_L2D_SOURCED_WRITES, 0x0084);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_WRITES, 0x0085);
CPUMF_EVENT_ATTR(cf_zec12, L1D_LMEM_SOURCED_WRITES, 0x0087);
CPUMF_EVENT_ATTR(cf_zec12, L1I_LMEM_SOURCED_WRITES, 0x0089);
CPUMF_EVENT_ATTR(cf_zec12, L1D_RO_EXCL_WRITES, 0x008a);
CPUMF_EVENT_ATTR(cf_zec12, DTLB1_HPAGE_WRITES, 0x008b);
CPUMF_EVENT_ATTR(cf_zec12, ITLB1_WRITES, 0x008c);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_PTE_WRITES, 0x008d);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_CRSTE_HPAGE_WRITES, 0x008e);
CPUMF_EVENT_ATTR(cf_zec12, TLB2_CRSTE_WRITES, 0x008f);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES, 0x0090);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES, 0x0091);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES, 0x0092);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONBOOK_L4_SOURCED_WRITES, 0x0093);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L4_SOURCED_WRITES, 0x0094);
CPUMF_EVENT_ATTR(cf_zec12, TX_NC_TEND, 0x0095);
CPUMF_EVENT_ATTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES_IV, 0x0096);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES_IV, 0x0097);
CPUMF_EVENT_ATTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES_IV, 0x0098);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES, 0x0099);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES, 0x009a);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES, 0x009b);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONBOOK_L4_SOURCED_WRITES, 0x009c);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L4_SOURCED_WRITES, 0x009d);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TEND, 0x009e);
CPUMF_EVENT_ATTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES_IV, 0x009f);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES_IV, 0x00a0);
CPUMF_EVENT_ATTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES_IV, 0x00a1);
CPUMF_EVENT_ATTR(cf_zec12, TX_NC_TABORT, 0x00b1);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TABORT_NO_SPECIAL, 0x00b2);
CPUMF_EVENT_ATTR(cf_zec12, TX_C_TABORT_SPECIAL, 0x00b3);
static struct attribute *cpumcf_pmu_event_attr[] = {
CPUMF_EVENT_PTR(cf, CPU_CYCLES),
CPUMF_EVENT_PTR(cf, INSTRUCTIONS),
CPUMF_EVENT_PTR(cf, L1I_DIR_WRITES),
CPUMF_EVENT_PTR(cf, L1I_PENALTY_CYCLES),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_CPU_CYCLES),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_INSTRUCTIONS),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1I_DIR_WRITES),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1I_PENALTY_CYCLES),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1D_DIR_WRITES),
CPUMF_EVENT_PTR(cf, PROBLEM_STATE_L1D_PENALTY_CYCLES),
CPUMF_EVENT_PTR(cf, L1D_DIR_WRITES),
CPUMF_EVENT_PTR(cf, L1D_PENALTY_CYCLES),
CPUMF_EVENT_PTR(cf, PRNG_FUNCTIONS),
CPUMF_EVENT_PTR(cf, PRNG_CYCLES),
CPUMF_EVENT_PTR(cf, PRNG_BLOCKED_FUNCTIONS),
CPUMF_EVENT_PTR(cf, PRNG_BLOCKED_CYCLES),
CPUMF_EVENT_PTR(cf, SHA_FUNCTIONS),
CPUMF_EVENT_PTR(cf, SHA_CYCLES),
CPUMF_EVENT_PTR(cf, SHA_BLOCKED_FUNCTIONS),
CPUMF_EVENT_PTR(cf, SHA_BLOCKED_CYCLES),
CPUMF_EVENT_PTR(cf, DEA_FUNCTIONS),
CPUMF_EVENT_PTR(cf, DEA_CYCLES),
CPUMF_EVENT_PTR(cf, DEA_BLOCKED_FUNCTIONS),
CPUMF_EVENT_PTR(cf, DEA_BLOCKED_CYCLES),
CPUMF_EVENT_PTR(cf, AES_FUNCTIONS),
CPUMF_EVENT_PTR(cf, AES_CYCLES),
CPUMF_EVENT_PTR(cf, AES_BLOCKED_FUNCTIONS),
CPUMF_EVENT_PTR(cf, AES_BLOCKED_CYCLES),
NULL,
};
static struct attribute *cpumcf_z10_pmu_event_attr[] __initdata = {
CPUMF_EVENT_PTR(cf_z10, L1I_L2_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1D_L2_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1I_L3_LOCAL_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1D_L3_LOCAL_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1I_L3_REMOTE_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1D_L3_REMOTE_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1D_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1I_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1D_RO_EXCL_WRITES),
CPUMF_EVENT_PTR(cf_z10, L1I_CACHELINE_INVALIDATES),
CPUMF_EVENT_PTR(cf_z10, ITLB1_WRITES),
CPUMF_EVENT_PTR(cf_z10, DTLB1_WRITES),
CPUMF_EVENT_PTR(cf_z10, TLB2_PTE_WRITES),
CPUMF_EVENT_PTR(cf_z10, TLB2_CRSTE_WRITES),
CPUMF_EVENT_PTR(cf_z10, TLB2_CRSTE_HPAGE_WRITES),
CPUMF_EVENT_PTR(cf_z10, ITLB1_MISSES),
CPUMF_EVENT_PTR(cf_z10, DTLB1_MISSES),
CPUMF_EVENT_PTR(cf_z10, L2C_STORES_SENT),
NULL,
};
static struct attribute *cpumcf_z196_pmu_event_attr[] __initdata = {
CPUMF_EVENT_PTR(cf_z196, L1D_L2_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_L2_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, DTLB1_MISSES),
CPUMF_EVENT_PTR(cf_z196, ITLB1_MISSES),
CPUMF_EVENT_PTR(cf_z196, L2C_STORES_SENT),
CPUMF_EVENT_PTR(cf_z196, L1D_OFFBOOK_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_ONBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_ONBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_RO_EXCL_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_OFFBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_OFFBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, DTLB1_HPAGE_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_OFFBOOK_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, DTLB1_WRITES),
CPUMF_EVENT_PTR(cf_z196, ITLB1_WRITES),
CPUMF_EVENT_PTR(cf_z196, TLB2_PTE_WRITES),
CPUMF_EVENT_PTR(cf_z196, TLB2_CRSTE_HPAGE_WRITES),
CPUMF_EVENT_PTR(cf_z196, TLB2_CRSTE_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_ONCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1D_OFFCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_ONCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_z196, L1I_OFFCHIP_L3_SOURCED_WRITES),
NULL,
};
static struct attribute *cpumcf_zec12_pmu_event_attr[] __initdata = {
CPUMF_EVENT_PTR(cf_zec12, DTLB1_MISSES),
CPUMF_EVENT_PTR(cf_zec12, ITLB1_MISSES),
CPUMF_EVENT_PTR(cf_zec12, L1D_L2I_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_L2I_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_L2D_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, DTLB1_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_LMEM_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_RO_EXCL_WRITES),
CPUMF_EVENT_PTR(cf_zec12, DTLB1_HPAGE_WRITES),
CPUMF_EVENT_PTR(cf_zec12, ITLB1_WRITES),
CPUMF_EVENT_PTR(cf_zec12, TLB2_PTE_WRITES),
CPUMF_EVENT_PTR(cf_zec12, TLB2_CRSTE_HPAGE_WRITES),
CPUMF_EVENT_PTR(cf_zec12, TLB2_CRSTE_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_ONBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, TX_NC_TEND),
CPUMF_EVENT_PTR(cf_zec12, L1D_ONCHIP_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, L1D_OFFCHIP_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, L1D_OFFBOOK_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_ONBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L4_SOURCED_WRITES),
CPUMF_EVENT_PTR(cf_zec12, TX_C_TEND),
CPUMF_EVENT_PTR(cf_zec12, L1I_ONCHIP_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, L1I_OFFCHIP_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, L1I_OFFBOOK_L3_SOURCED_WRITES_IV),
CPUMF_EVENT_PTR(cf_zec12, TX_NC_TABORT),
CPUMF_EVENT_PTR(cf_zec12, TX_C_TABORT_NO_SPECIAL),
CPUMF_EVENT_PTR(cf_zec12, TX_C_TABORT_SPECIAL),
NULL,
};
/* END: CPUM_CF COUNTER DEFINITIONS ===================================== */
static struct attribute_group cpumsf_pmu_events_group = {
.name = "events",
.attrs = cpumcf_pmu_event_attr,
};
PMU_FORMAT_ATTR(event, "config:0-63");
static struct attribute *cpumsf_pmu_format_attr[] = {
&format_attr_event.attr,
NULL,
};
static struct attribute_group cpumsf_pmu_format_group = {
.name = "format",
.attrs = cpumsf_pmu_format_attr,
};
static const struct attribute_group *cpumsf_pmu_attr_groups[] = {
&cpumsf_pmu_events_group,
&cpumsf_pmu_format_group,
NULL,
};
static __init struct attribute **merge_attr(struct attribute **a,
struct attribute **b)
{
struct attribute **new;
int j, i;
for (j = 0; a[j]; j++)
;
for (i = 0; b[i]; i++)
j++;
j++;
new = kmalloc(sizeof(struct attribute *) * j, GFP_KERNEL);
if (!new)
return NULL;
j = 0;
for (i = 0; a[i]; i++)
new[j++] = a[i];
for (i = 0; b[i]; i++)
new[j++] = b[i];
new[j] = NULL;
return new;
}
__init const struct attribute_group **cpumf_cf_event_group(void)
{
struct attribute **combined, **model;
struct cpuid cpu_id;
get_cpu_id(&cpu_id);
switch (cpu_id.machine) {
case 0x2097:
case 0x2098:
model = cpumcf_z10_pmu_event_attr;
break;
case 0x2817:
case 0x2818:
model = cpumcf_z196_pmu_event_attr;
break;
case 0x2827:
case 0x2828:
model = cpumcf_zec12_pmu_event_attr;
break;
default:
model = NULL;
break;
}
if (!model)
goto out;
combined = merge_attr(cpumcf_pmu_event_attr, model);
if (combined)
cpumsf_pmu_events_group.attrs = combined;
out:
return cpumsf_pmu_attr_groups;
}