X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=probes%2Flttng-perf-counters.c;h=06a4a7cebfff85cae03e29d67c73e82cb6686256;hb=f167620537b558f8fabd6912d4ea5c46a92cd877;hp=740c1d9424ca3d98795c825065ec0c5a5b4f6bb5;hpb=9e7e489272e646b39c51e3074de800e928bb5cec;p=lttng-modules.git

diff --git a/probes/lttng-perf-counters.c b/probes/lttng-perf-counters.c
index 740c1d94..06a4a7ce 100644
--- a/probes/lttng-perf-counters.c
+++ b/probes/lttng-perf-counters.c
@@ -23,6 +23,16 @@
 static DEFINE_MUTEX(perf_counter_mutex);
 static LIST_HEAD(perf_counter_contexts);
 
+static
+size_t perf_counter_get_size(size_t offset)
+{
+	size_t size = 0;
+
+	size += lib_ring_buffer_align(offset, ltt_alignof(uint64_t));
+	size += sizeof(uint64_t);
+	return size;
+}
+
 static
 void perf_counter_record(struct lttng_ctx_field *field,
 			 struct lib_ring_buffer_ctx *ctx,
@@ -112,7 +122,8 @@ int lttng_add_perf_counter_to_ctx(uint32_t type,
 	field->type.u.basic.integer.reverse_byte_order = 0;
 	field->type.u.basic.integer.base = 10;
 	field->type.u.basic.integer.encoding = lttng_encode_none;
-	field->callback = perf_counter_record;
+	field->get_size = perf_counter_get_size;
+	field->record = perf_counter_record;
 	field->u.perf_counter.e = events;
 	field->u.perf_counter.attr = attr;