From ad5e2bb2bca506a7640c90cf0a4d40873ef618bf Mon Sep 17 00:00:00 2001 From: Mathieu Desnoyers Date: Mon, 4 Apr 2022 15:49:32 -0400 Subject: [PATCH] Fix: tracepoint event: allow same provider and event name Using the same name for the provider (TRACE_SYSTEM) and event name causes a compilation error because the same identifiers are emitted twice. Fix this by prefixing the provider identifier with "__provider_event_desc___". Signed-off-by: Mathieu Desnoyers Change-Id: I8cdf8f859e35b8bd5c19737860d12f1ed546dfc2 --- probes/lttng-tracepoint-event-impl.h | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/probes/lttng-tracepoint-event-impl.h b/probes/lttng-tracepoint-event-impl.h index 72a669e9..53c929d8 100644 --- a/probes/lttng-tracepoint-event-impl.h +++ b/probes/lttng-tracepoint-event-impl.h @@ -1344,8 +1344,7 @@ static const struct lttng_event_desc __event_desc___##_map = { \ #define TP_ID1(_token, _system) _token##_system #define TP_ID(_token, _system) TP_ID1(_token, _system) -static const struct lttng_event_desc *TP_ID(__event_desc___, TRACE_SYSTEM)[] = { -#include TRACE_INCLUDE(TRACE_INCLUDE_FILE) +static const struct lttng_event_desc *TP_ID(__provider_event_desc___, TRACE_SYSTEM)[] = { }; #undef TP_ID1 @@ -1363,8 +1362,8 @@ static const struct lttng_event_desc *TP_ID(__event_desc___, TRACE_SYSTEM)[] = { /* non-const because list head will be modified when registered. */ static __used struct lttng_probe_desc TP_ID(__probe_desc___, TRACE_SYSTEM) = { .provider = __stringify(TRACE_SYSTEM), - .event_desc = TP_ID(__event_desc___, TRACE_SYSTEM), - .nr_events = ARRAY_SIZE(TP_ID(__event_desc___, TRACE_SYSTEM)), + .event_desc = TP_ID(__provider_event_desc___, TRACE_SYSTEM), + .nr_events = ARRAY_SIZE(TP_ID(__provider_event_desc___, TRACE_SYSTEM)), .head = { NULL, NULL }, .lazy_init_head = { NULL, NULL }, .lazy = 0, -- 2.34.1