diff options
| -rw-r--r-- | arch/x86/events/amd/ibs.c | 23 | ||||
| -rw-r--r-- | arch/x86/include/asm/perf_event.h | 1 |
2 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/events/amd/ibs.c b/arch/x86/events/amd/ibs.c index 85b29b3f305b..7b52b8e3a185 100644 --- a/arch/x86/events/amd/ibs.c +++ b/arch/x86/events/amd/ibs.c @@ -629,6 +629,7 @@ PMU_EVENT_ATTR_STRING(l3missonly, op_l3missonly, "config:16"); PMU_EVENT_ATTR_STRING(ldlat, ibs_op_ldlat_format, "config1:0-11"); PMU_EVENT_ATTR_STRING(zen4_ibs_extensions, zen4_ibs_extensions, "1"); PMU_EVENT_ATTR_STRING(ldlat, ibs_op_ldlat_cap, "1"); +PMU_EVENT_ATTR_STRING(dtlb_pgsize, ibs_op_dtlb_pgsize_cap, "1"); static umode_t zen4_ibs_extensions_is_visible(struct kobject *kobj, struct attribute *attr, int i) @@ -642,6 +643,12 @@ ibs_op_ldlat_is_visible(struct kobject *kobj, struct attribute *attr, int i) return ibs_caps & IBS_CAPS_OPLDLAT ? attr->mode : 0; } +static umode_t +ibs_op_dtlb_pgsize_is_visible(struct kobject *kobj, struct attribute *attr, int i) +{ + return ibs_caps & IBS_CAPS_OPDTLBPGSIZE ? attr->mode : 0; +} + static struct attribute *fetch_attrs[] = { &format_attr_rand_en.attr, &format_attr_swfilt.attr, @@ -663,6 +670,11 @@ static struct attribute *ibs_op_ldlat_cap_attrs[] = { NULL, }; +static struct attribute *ibs_op_dtlb_pgsize_cap_attrs[] = { + &ibs_op_dtlb_pgsize_cap.attr.attr, + NULL, +}; + static struct attribute_group group_fetch_formats = { .name = "format", .attrs = fetch_attrs, @@ -686,6 +698,12 @@ static struct attribute_group group_ibs_op_ldlat_cap = { .is_visible = ibs_op_ldlat_is_visible, }; +static struct attribute_group group_ibs_op_dtlb_pgsize_cap = { + .name = "caps", + .attrs = ibs_op_dtlb_pgsize_cap_attrs, + .is_visible = ibs_op_dtlb_pgsize_is_visible, +}; + static const struct attribute_group *fetch_attr_groups[] = { &group_fetch_formats, &empty_caps_group, @@ -759,6 +777,7 @@ static const struct attribute_group *op_attr_update[] = { &group_zen4_ibs_extensions, &group_ibs_op_ldlat_cap, &group_ibs_op_ldlat_format, + &group_ibs_op_dtlb_pgsize_cap, NULL, }; @@ -1007,6 +1026,10 @@ static void perf_ibs_get_tlb_lvl(union ibs_op_data3 *op_data3, if (!op_data3->dc_lin_addr_valid) return; + if ((ibs_caps & IBS_CAPS_OPDTLBPGSIZE) && + !op_data3->dc_phy_addr_valid) + return; + if (!op_data3->dc_l1tlb_miss) { data_src->mem_dtlb = PERF_MEM_TLB_L1 | PERF_MEM_TLB_HIT; return; diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h index a60efe47498d..43b17b7b6ac0 100644 --- a/arch/x86/include/asm/perf_event.h +++ b/arch/x86/include/asm/perf_event.h @@ -503,6 +503,7 @@ struct pebs_cntr_header { #define IBS_CAPS_OPDATA4 (1U<<10) #define IBS_CAPS_ZEN4 (1U<<11) #define IBS_CAPS_OPLDLAT (1U<<12) +#define IBS_CAPS_OPDTLBPGSIZE (1U<<19) #define IBS_CAPS_DEFAULT (IBS_CAPS_AVAIL \ | IBS_CAPS_FETCHSAM \ |