tools/perf/util/event.h

Source file repositories/reference/linux-study-clean/tools/perf/util/event.h

File Facts

System
Linux kernel
Corpus path
tools/perf/util/event.h
Extension
.h
Size
11944 bytes
Lines
438
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

struct ip_callchain {
	u64 nr;
	u64 ips[];
};

struct branch_stack;

enum {
	PERF_IP_FLAG_BRANCH		= 1ULL << 0,
	PERF_IP_FLAG_CALL		= 1ULL << 1,
	PERF_IP_FLAG_RETURN		= 1ULL << 2,
	PERF_IP_FLAG_CONDITIONAL	= 1ULL << 3,
	PERF_IP_FLAG_SYSCALLRET		= 1ULL << 4,
	PERF_IP_FLAG_ASYNC		= 1ULL << 5,
	PERF_IP_FLAG_INTERRUPT		= 1ULL << 6,
	PERF_IP_FLAG_TX_ABORT		= 1ULL << 7,
	PERF_IP_FLAG_TRACE_BEGIN	= 1ULL << 8,
	PERF_IP_FLAG_TRACE_END		= 1ULL << 9,
	PERF_IP_FLAG_IN_TX		= 1ULL << 10,
	PERF_IP_FLAG_VMENTRY		= 1ULL << 11,
	PERF_IP_FLAG_VMEXIT		= 1ULL << 12,
	PERF_IP_FLAG_INTR_DISABLE	= 1ULL << 13,
	PERF_IP_FLAG_INTR_TOGGLE	= 1ULL << 14,
	PERF_IP_FLAG_BRANCH_MISS	= 1ULL << 15,
	PERF_IP_FLAG_NOT_TAKEN		= 1ULL << 16,
};

#define PERF_IP_FLAG_CHARS "bcrosyiABExghDtmn"

#define PERF_ADDITIONAL_STATE_MASK	\
	(PERF_IP_FLAG_IN_TX |		\
	 PERF_IP_FLAG_INTR_DISABLE |	\
	 PERF_IP_FLAG_INTR_TOGGLE)

#define PERF_BRANCH_MASK		(\
	PERF_IP_FLAG_BRANCH		|\
	PERF_IP_FLAG_CALL		|\
	PERF_IP_FLAG_RETURN		|\
	PERF_IP_FLAG_CONDITIONAL	|\
	PERF_IP_FLAG_SYSCALLRET		|\
	PERF_IP_FLAG_ASYNC		|\
	PERF_IP_FLAG_INTERRUPT		|\
	PERF_IP_FLAG_TX_ABORT		|\
	PERF_IP_FLAG_TRACE_BEGIN	|\
	PERF_IP_FLAG_TRACE_END		|\
	PERF_IP_FLAG_VMENTRY		|\
	PERF_IP_FLAG_VMEXIT)

#define PERF_IP_FLAG_BRANCH_EVENT_MASK	\
	(PERF_IP_FLAG_BRANCH_MISS |	\
	 PERF_IP_FLAG_NOT_TAKEN)

#define PERF_MEM_DATA_SRC_NONE \
	(PERF_MEM_S(OP, NA) |\
	 PERF_MEM_S(LVL, NA) |\
	 PERF_MEM_S(SNOOP, NA) |\
	 PERF_MEM_S(LOCK, NA) |\
	 PERF_MEM_S(TLB, NA) |\
	 PERF_MEM_S(LVLNUM, NA))

/* Attribute type for custom synthesized events */
#define PERF_TYPE_SYNTH		(INT_MAX + 1U)

/* Attribute config for custom synthesized events */
enum perf_synth_id {
	PERF_SYNTH_INTEL_PTWRITE,
	PERF_SYNTH_INTEL_MWAIT,
	PERF_SYNTH_INTEL_PWRE,
	PERF_SYNTH_INTEL_EXSTOP,
	PERF_SYNTH_INTEL_PWRX,
	PERF_SYNTH_INTEL_CBR,
	PERF_SYNTH_INTEL_PSB,
	PERF_SYNTH_INTEL_EVT,
	PERF_SYNTH_INTEL_IFLAG_CHG,
	PERF_SYNTH_POWERPC_VPA_DTL,
};

/*
 * Raw data formats for synthesized events. Note that 4 bytes of padding are
 * present to match the 'size' member of PERF_SAMPLE_RAW data which is always
 * 8-byte aligned. That means we must dereference raw_data with an offset of 4.
 * Refer perf_sample__synth_ptr() and perf_synth__raw_data().  It also means the
 * structure sizes are 4 bytes bigger than the raw_size, refer
 * perf_synth__raw_size().
 */

struct perf_synth_intel_ptwrite {
	u32 padding;
	union {
		struct {

Annotation

Implementation Notes