summaryrefslogtreecommitdiffstats
path: root/arch/x86/events/perf_event.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-18 18:50:03 +0000
commit01a69402cf9d38ff180345d55c2ee51c7e89fbc7 (patch)
treeb406c5242a088c4f59c6e4b719b783f43aca6ae9 /arch/x86/events/perf_event.h
parentAdding upstream version 6.7.12. (diff)
downloadlinux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.tar.xz
linux-01a69402cf9d38ff180345d55c2ee51c7e89fbc7.zip
Adding upstream version 6.8.9.upstream/6.8.9
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/events/perf_event.h')
-rw-r--r--arch/x86/events/perf_event.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h
index 53dd5d495b..fb56518356 100644
--- a/arch/x86/events/perf_event.h
+++ b/arch/x86/events/perf_event.h
@@ -110,6 +110,11 @@ static inline bool is_topdown_event(struct perf_event *event)
return is_metric_event(event) || is_slots_event(event);
}
+static inline bool is_branch_counters_group(struct perf_event *event)
+{
+ return event->group_leader->hw.flags & PERF_X86_EVENT_BRANCH_COUNTERS;
+}
+
struct amd_nb {
int nb_id; /* NorthBridge id */
int refcnt; /* reference count */
@@ -283,6 +288,7 @@ struct cpu_hw_events {
int lbr_pebs_users;
struct perf_branch_stack lbr_stack;
struct perf_branch_entry lbr_entries[MAX_LBR_ENTRIES];
+ u64 lbr_counters[MAX_LBR_ENTRIES]; /* branch stack extra */
union {
struct er_account *lbr_sel;
struct er_account *lbr_ctl;
@@ -888,6 +894,7 @@ struct x86_pmu {
unsigned int lbr_mispred:1;
unsigned int lbr_timed_lbr:1;
unsigned int lbr_br_type:1;
+ unsigned int lbr_counters:4;
void (*lbr_reset)(void);
void (*lbr_read)(struct cpu_hw_events *cpuc);
@@ -1012,6 +1019,7 @@ do { \
#define PMU_FL_INSTR_LATENCY 0x80 /* Support Instruction Latency in PEBS Memory Info Record */
#define PMU_FL_MEM_LOADS_AUX 0x100 /* Require an auxiliary event for the complete memory info */
#define PMU_FL_RETIRE_LATENCY 0x200 /* Support Retire Latency in PEBS */
+#define PMU_FL_BR_CNTR 0x400 /* Support branch counter logging */
#define EVENT_VAR(_id) event_attr_##_id
#define EVENT_PTR(_id) &event_attr_##_id.attr.attr
@@ -1552,6 +1560,10 @@ void intel_pmu_store_pebs_lbrs(struct lbr_entry *lbr);
void intel_ds_init(void);
+void intel_pmu_lbr_save_brstack(struct perf_sample_data *data,
+ struct cpu_hw_events *cpuc,
+ struct perf_event *event);
+
void intel_pmu_lbr_swap_task_ctx(struct perf_event_pmu_context *prev_epc,
struct perf_event_pmu_context *next_epc);