summaryrefslogtreecommitdiff
path: root/tools/include/uapi/linux/perf_event.h
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2022-12-22 11:11:48 +0300
committerTakashi Iwai <tiwai@suse.de>2022-12-22 11:11:48 +0300
commit2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch)
treef711bc9cab45f4963e4883ef15ff4c54a6cbc12e /tools/include/uapi/linux/perf_event.h
parentb47068b4aa53a57552398e3f60d0ed1918700c2b (diff)
parentee0b089d660021792e4ab4dda191b097ce1e964f (diff)
downloadlinux-2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b.tar.xz
Merge branch 'for-next' into for-linus
Diffstat (limited to 'tools/include/uapi/linux/perf_event.h')
-rw-r--r--tools/include/uapi/linux/perf_event.h27
1 files changed, 19 insertions, 8 deletions
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index ea6defacc1a7..ccb7f5dad59b 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -164,8 +164,6 @@ enum perf_event_sample_format {
PERF_SAMPLE_WEIGHT_STRUCT = 1U << 24,
PERF_SAMPLE_MAX = 1U << 25, /* non-ABI */
-
- __PERF_SAMPLE_CALLCHAIN_EARLY = 1ULL << 63, /* non-ABI; internal use */
};
#define PERF_SAMPLE_WEIGHT_TYPE (PERF_SAMPLE_WEIGHT | PERF_SAMPLE_WEIGHT_STRUCT)
@@ -263,6 +261,17 @@ enum {
PERF_BR_MAX,
};
+/*
+ * Common branch speculation outcome classification
+ */
+enum {
+ PERF_BR_SPEC_NA = 0, /* Not available */
+ PERF_BR_SPEC_WRONG_PATH = 1, /* Speculative but on wrong path */
+ PERF_BR_NON_SPEC_CORRECT_PATH = 2, /* Non-speculative but on correct path */
+ PERF_BR_SPEC_CORRECT_PATH = 3, /* Speculative and on correct path */
+ PERF_BR_SPEC_MAX,
+};
+
enum {
PERF_BR_NEW_FAULT_ALGN = 0, /* Alignment fault */
PERF_BR_NEW_FAULT_DATA = 1, /* Data fault */
@@ -282,11 +291,11 @@ enum {
PERF_BR_PRIV_HV = 3,
};
-#define PERF_BR_ARM64_FIQ PERF_BR_NEW_ARCH_1
-#define PERF_BR_ARM64_DEBUG_HALT PERF_BR_NEW_ARCH_2
-#define PERF_BR_ARM64_DEBUG_EXIT PERF_BR_NEW_ARCH_3
-#define PERF_BR_ARM64_DEBUG_INST PERF_BR_NEW_ARCH_4
-#define PERF_BR_ARM64_DEBUG_DATA PERF_BR_NEW_ARCH_5
+#define PERF_BR_ARM64_FIQ PERF_BR_NEW_ARCH_1
+#define PERF_BR_ARM64_DEBUG_HALT PERF_BR_NEW_ARCH_2
+#define PERF_BR_ARM64_DEBUG_EXIT PERF_BR_NEW_ARCH_3
+#define PERF_BR_ARM64_DEBUG_INST PERF_BR_NEW_ARCH_4
+#define PERF_BR_ARM64_DEBUG_DATA PERF_BR_NEW_ARCH_5
#define PERF_SAMPLE_BRANCH_PLM_ALL \
(PERF_SAMPLE_BRANCH_USER|\
@@ -1397,6 +1406,7 @@ union perf_mem_data_src {
* abort: aborting a hardware transaction
* cycles: cycles from last branch (or 0 if not supported)
* type: branch type
+ * spec: branch speculation info (or 0 if not supported)
*/
struct perf_branch_entry {
__u64 from;
@@ -1407,9 +1417,10 @@ struct perf_branch_entry {
abort:1, /* transaction abort */
cycles:16, /* cycle count to last branch */
type:4, /* branch type */
+ spec:2, /* branch speculation info */
new_type:4, /* additional branch type */
priv:3, /* privilege level */
- reserved:33;
+ reserved:31;
};
union perf_sample_weight {