tools headers uapi: Sync tools/include/uapi/linux/perf_event.h (d764ac64) · Commits · 戴 / test

Sync changes for PERF_RECORD_KSYMBOL. Signed-off-by:

Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Peter Zijlstra <peterz@infradead.org> Cc: kernel-team@fb.com Cc: netdev@vger.kernel.org Link: http://lkml.kernel.org/r/20190117161521.1341602-3-songliubraving@fb.com Signed-off-by:

tools/include/uapi/linux/perf_event.h

+25 −1

Original line number	Diff line number	Diff line
		@@ -372,7 +372,8 @@ struct perf_event_attr {
		context_switch : 1, /* context switch data */
		write_backward : 1, /* Write ring buffer from end to beginning */
		namespaces : 1, /* include namespaces data */
		__reserved_1 : 35;
		ksymbol : 1, /* include ksymbol events */
		__reserved_1 : 34;

		union {
		__u32 wakeup_events; /* wakeup every n events */
		@@ -963,9 +964,32 @@ enum perf_event_type {
		*/
		PERF_RECORD_NAMESPACES = 16,

		/*
		* Record ksymbol register/unregister events:
		*
		* struct {
		* struct perf_event_header header;
		* u64 addr;
		* u32 len;
		* u16 ksym_type;
		* u16 flags;
		* char name[];
		* struct sample_id sample_id;
		* };
		*/
		PERF_RECORD_KSYMBOL = 17,

		PERF_RECORD_MAX, /* non-ABI */
		};

		enum perf_record_ksymbol_type {
		PERF_RECORD_KSYMBOL_TYPE_UNKNOWN = 0,
		PERF_RECORD_KSYMBOL_TYPE_BPF = 1,
		PERF_RECORD_KSYMBOL_TYPE_MAX /* non-ABI */
		};

		#define PERF_RECORD_KSYMBOL_FLAGS_UNREGISTER (1 << 0)

		#define PERF_MAX_STACK_DEPTH 127
		#define PERF_MAX_CONTEXTS_PER_STACK 8