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-rw-r--r--tools/lib/perf/include/perf/event.h145
1 files changed, 132 insertions, 13 deletions
diff --git a/tools/lib/perf/include/perf/event.h b/tools/lib/perf/include/perf/event.h
index 18106899cb4e..ad47d7b31046 100644
--- a/tools/lib/perf/include/perf/event.h
+++ b/tools/lib/perf/include/perf/event.h
@@ -8,6 +8,8 @@
#include <linux/bpf.h>
#include <sys/types.h> /* pid_t */
+#define event_contains(obj, mem) ((obj).header.size > offsetof(typeof(obj), mem))
+
struct perf_record_mmap {
struct perf_event_header header;
__u32 pid, tid;
@@ -23,10 +25,20 @@ struct perf_record_mmap2 {
__u64 start;
__u64 len;
__u64 pgoff;
- __u32 maj;
- __u32 min;
- __u64 ino;
- __u64 ino_generation;
+ union {
+ struct {
+ __u32 maj;
+ __u32 min;
+ __u64 ino;
+ __u64 ino_generation;
+ };
+ struct {
+ __u8 build_id_size;
+ __u8 __reserved_1;
+ __u16 __reserved_2;
+ __u8 build_id[20];
+ };
+ };
__u32 prot;
__u32 flags;
char filename[PATH_MAX];
@@ -64,7 +76,7 @@ struct perf_record_lost_samples {
};
/*
- * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
+ * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID | PERF_FORMAT_LOST
*/
struct perf_record_read {
struct perf_event_header header;
@@ -73,6 +85,7 @@ struct perf_record_read {
__u64 time_enabled;
__u64 time_running;
__u64 id;
+ __u64 lost;
};
struct perf_record_throttle {
@@ -83,7 +96,7 @@ struct perf_record_throttle {
};
#ifndef KSYM_NAME_LEN
-#define KSYM_NAME_LEN 256
+#define KSYM_NAME_LEN 512
#endif
struct perf_record_ksymbol {
@@ -105,6 +118,20 @@ struct perf_record_bpf_event {
__u8 tag[BPF_TAG_SIZE]; // prog tag
};
+struct perf_record_cgroup {
+ struct perf_event_header header;
+ __u64 id;
+ char path[PATH_MAX];
+};
+
+struct perf_record_text_poke_event {
+ struct perf_event_header header;
+ __u64 addr;
+ __u16 old_len;
+ __u16 new_len;
+ __u8 bytes[];
+};
+
struct perf_record_sample {
struct perf_event_header header;
__u64 array[];
@@ -125,23 +152,75 @@ struct perf_record_header_attr {
enum {
PERF_CPU_MAP__CPUS = 0,
PERF_CPU_MAP__MASK = 1,
+ PERF_CPU_MAP__RANGE_CPUS = 2,
};
+/*
+ * Array encoding of a perf_cpu_map where nr is the number of entries in cpu[]
+ * and each entry is a value for a CPU in the map.
+ */
struct cpu_map_entries {
__u16 nr;
__u16 cpu[];
};
-struct perf_record_record_cpu_map {
+/* Bitmap encoding of a perf_cpu_map where bitmap entries are 32-bit. */
+struct perf_record_mask_cpu_map32 {
+ /* Number of mask values. */
__u16 nr;
+ /* Constant 4. */
__u16 long_size;
- unsigned long mask[];
+ /* Bitmap data. */
+ __u32 mask[];
+};
+
+/* Bitmap encoding of a perf_cpu_map where bitmap entries are 64-bit. */
+struct perf_record_mask_cpu_map64 {
+ /* Number of mask values. */
+ __u16 nr;
+ /* Constant 8. */
+ __u16 long_size;
+ /* Legacy padding. */
+ char __pad[4];
+ /* Bitmap data. */
+ __u64 mask[];
+};
+
+/*
+ * 'struct perf_record_cpu_map_data' is packed as unfortunately an earlier
+ * version had unaligned data and we wish to retain file format compatibility.
+ * -irogers
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
+/*
+ * An encoding of a CPU map for a range starting at start_cpu through to
+ * end_cpu. If any_cpu is 1, an any CPU (-1) value (aka dummy value) is present.
+ */
+struct perf_record_range_cpu_map {
+ __u8 any_cpu;
+ __u8 __pad;
+ __u16 start_cpu;
+ __u16 end_cpu;
};
struct perf_record_cpu_map_data {
__u16 type;
- char data[];
-};
+ union {
+ /* Used when type == PERF_CPU_MAP__CPUS. */
+ struct cpu_map_entries cpus_data;
+ /* Used when type == PERF_CPU_MAP__MASK and long_size == 4. */
+ struct perf_record_mask_cpu_map32 mask32_data;
+ /* Used when type == PERF_CPU_MAP__MASK and long_size == 8. */
+ struct perf_record_mask_cpu_map64 mask64_data;
+ /* Used when type == PERF_CPU_MAP__RANGE_CPUS. */
+ struct perf_record_range_cpu_map range_cpu_data;
+ };
+} __attribute__((packed));
+
+#pragma GCC diagnostic pop
struct perf_record_cpu_map {
struct perf_event_header header;
@@ -167,7 +246,16 @@ struct perf_record_event_update {
struct perf_event_header header;
__u64 type;
__u64 id;
- char data[];
+ union {
+ /* Used when type == PERF_EVENT_UPDATE__SCALE. */
+ struct perf_record_event_update_scale scale;
+ /* Used when type == PERF_EVENT_UPDATE__UNIT. */
+ char unit[0];
+ /* Used when type == PERF_EVENT_UPDATE__NAME. */
+ char name[0];
+ /* Used when type == PERF_EVENT_UPDATE__CPUS. */
+ struct perf_record_event_update_cpus cpus;
+ };
};
#define MAX_EVENT_NAME 64
@@ -187,10 +275,20 @@ struct perf_record_header_tracing_data {
__u32 size;
};
+#define PERF_RECORD_MISC_BUILD_ID_SIZE (1 << 15)
+
struct perf_record_header_build_id {
struct perf_event_header header;
pid_t pid;
- __u8 build_id[24];
+ union {
+ __u8 build_id[24];
+ struct {
+ __u8 data[20];
+ __u8 size;
+ __u8 reserved1__;
+ __u16 reserved2__;
+ };
+ };
char filename[];
};
@@ -201,10 +299,15 @@ struct id_index_entry {
__u64 tid;
};
+struct id_index_entry_2 {
+ __u64 machine_pid;
+ __u64 vcpu;
+};
+
struct perf_record_id_index {
struct perf_event_header header;
__u64 nr;
- struct id_index_entry entries[0];
+ struct id_index_entry entries[];
};
struct perf_record_auxtrace_info {
@@ -238,6 +341,8 @@ struct perf_record_auxtrace_error {
__u64 ip;
__u64 time;
char msg[MAX_AUXTRACE_ERROR_MSG];
+ __u32 machine_pid;
+ __u32 vcpu;
};
struct perf_record_aux {
@@ -253,6 +358,11 @@ struct perf_record_itrace_start {
__u32 tid;
};
+struct perf_record_aux_output_hw_id {
+ struct perf_event_header header;
+ __u64 hw_id;
+};
+
struct perf_record_thread_map_entry {
__u64 pid;
char comm[16];
@@ -310,6 +420,11 @@ struct perf_record_time_conv {
__u64 time_shift;
__u64 time_mult;
__u64 time_zero;
+ __u64 time_cycles;
+ __u64 time_mask;
+ __u8 cap_user_time_zero;
+ __u8 cap_user_time_short;
+ __u8 reserved[6]; /* For alignment */
};
struct perf_record_header_feature {
@@ -343,6 +458,7 @@ enum perf_user_event_type { /* above any possible kernel type */
PERF_RECORD_TIME_CONV = 79,
PERF_RECORD_HEADER_FEATURE = 80,
PERF_RECORD_COMPRESSED = 81,
+ PERF_RECORD_FINISHED_INIT = 82,
PERF_RECORD_HEADER_MAX
};
@@ -352,6 +468,7 @@ union perf_event {
struct perf_record_mmap2 mmap2;
struct perf_record_comm comm;
struct perf_record_namespaces namespaces;
+ struct perf_record_cgroup cgroup;
struct perf_record_fork fork;
struct perf_record_lost lost;
struct perf_record_lost_samples lost_samples;
@@ -360,6 +477,7 @@ union perf_event {
struct perf_record_sample sample;
struct perf_record_bpf_event bpf;
struct perf_record_ksymbol ksymbol;
+ struct perf_record_text_poke_event text_poke;
struct perf_record_header_attr attr;
struct perf_record_event_update event_update;
struct perf_record_header_event_type event_type;
@@ -371,6 +489,7 @@ union perf_event {
struct perf_record_auxtrace_error auxtrace_error;
struct perf_record_aux aux;
struct perf_record_itrace_start itrace_start;
+ struct perf_record_aux_output_hw_id aux_output_hw_id;
struct perf_record_switch context_switch;
struct perf_record_thread_map thread_map;
struct perf_record_cpu_map cpu_map;
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