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tools headers uapi: Sync tools/include/uapi/linux/perf_event.h

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Sync changes for PERF_RECORD_KSYMBOL.

Signed-off-by: Song Liu <songliubraving@fb.com>
Reviewed-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Tested-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: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Song Liu 2019-01-17 08:15:14 -08:00 committed by Arnaldo Carvalho de Melo
parent 76193a9452
commit d764ac6464
1 changed files with 25 additions and 1 deletions
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26
tools/include/uapi/linux/perf_event.h
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@ -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