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Implement LTTng-UST perf counters support on x86
[lttng-ust.git]
/
include
/
lttng
/
ust-abi.h
diff --git
a/include/lttng/ust-abi.h
b/include/lttng/ust-abi.h
index 0287466b5746a4aa7a673ff8f2e3180334158f8b..8c2469e42a2a7194449e796f57095718d0db0232 100644
(file)
--- a/
include/lttng/ust-abi.h
+++ b/
include/lttng/ust-abi.h
@@
-138,8
+138,15
@@
enum lttng_ust_context_type {
LTTNG_UST_CONTEXT_PTHREAD_ID = 2,
LTTNG_UST_CONTEXT_PROCNAME = 3,
LTTNG_UST_CONTEXT_IP = 4,
LTTNG_UST_CONTEXT_PTHREAD_ID = 2,
LTTNG_UST_CONTEXT_PROCNAME = 3,
LTTNG_UST_CONTEXT_IP = 4,
+ LTTNG_UST_CONTEXT_PERF_THREAD_COUNTER = 5,
};
};
+struct lttng_ust_perf_counter_ctx {
+ uint32_t type;
+ uint64_t config;
+ char name[LTTNG_UST_SYM_NAME_LEN];
+} LTTNG_PACKED;
+
#define LTTNG_UST_CONTEXT_PADDING1 16
#define LTTNG_UST_CONTEXT_PADDING2 (LTTNG_UST_SYM_NAME_LEN + 32)
struct lttng_ust_context {
#define LTTNG_UST_CONTEXT_PADDING1 16
#define LTTNG_UST_CONTEXT_PADDING2 (LTTNG_UST_SYM_NAME_LEN + 32)
struct lttng_ust_context {
@@
-147,6
+154,7
@@
struct lttng_ust_context {
char padding[LTTNG_UST_CONTEXT_PADDING1];
union {
char padding[LTTNG_UST_CONTEXT_PADDING1];
union {
+ struct lttng_ust_perf_counter_ctx perf_counter;
char padding[LTTNG_UST_CONTEXT_PADDING2];
} u;
} LTTNG_PACKED;
char padding[LTTNG_UST_CONTEXT_PADDING2];
} u;
} LTTNG_PACKED;
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