X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=probes%2Flttng-perf-counters.c;h=cb0bdfc663f762c3e9fe7e29fa616e98b7915bbc;hb=a0bea89bba00be4c2fc348b7c21fa7b0e4298a66;hp=740c1d9424ca3d98795c825065ec0c5a5b4f6bb5;hpb=9e7e489272e646b39c51e3074de800e928bb5cec;p=lttng-modules.git

diff --git a/probes/lttng-perf-counters.c b/probes/lttng-perf-counters.c
index 740c1d94..cb0bdfc6 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,
@@ -104,15 +114,16 @@ int lttng_add_perf_counter_to_ctx(uint32_t type,
 	}
 	field->destroy = lttng_destroy_perf_counter_field;
 
-	field->name = "dummyname";//TODO: lookup_counter_name(type, config);
-	field->type.atype = atype_integer;
-	field->type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT;
-	field->type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT;
-	field->type.u.basic.integer.signedness = is_signed_type(unsigned long);
-	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->event_field.name = "dummyname";//TODO: lookup_counter_name(type, config);
+	field->event_field.type.atype = atype_integer;
+	field->event_field.type.u.basic.integer.size = sizeof(unsigned long) * CHAR_BIT;
+	field->event_field.type.u.basic.integer.alignment = ltt_alignof(unsigned long) * CHAR_BIT;
+	field->event_field.type.u.basic.integer.signedness = is_signed_type(unsigned long);
+	field->event_field.type.u.basic.integer.reverse_byte_order = 0;
+	field->event_field.type.u.basic.integer.base = 10;
+	field->event_field.type.u.basic.integer.encoding = lttng_encode_none;
+	field->get_size = perf_counter_get_size;
+	field->record = perf_counter_record;
 	field->u.perf_counter.e = events;
 	field->u.perf_counter.attr = attr;