rarias/ovni
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Store ovni.part in stream metadata

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Allows multiple types of streams for different system parts: thread,
process, cpu, node...
This commit is contained in:
Rodrigo Arias 2024-09-10 08:54:35 +02:00
parent f31e73003f
commit 3751f3ac64
2 changed files with 33 additions and 1 deletions
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31
src/emu/system.c
View File

@ -220,6 +220,31 @@ report_libovni_version(struct system *sys)
return 0;
}
static int
is_thread_stream(struct stream *s)
{
JSON_Object *meta = stream_metadata(s);
if (meta == NULL) {
err("no metadata for stream: %s", s->relpath);
return -1;
}
/* All streams must have a ovni.part attribute */
const char *part_type = json_object_dotget_string(meta, "ovni.part");
if (part_type == NULL) {
err("cannot get attribute ovni.part for stream: %s",
s->relpath);
return -1;
}
if (strcmp(part_type, "thread") == 0) {
return 1;
}
return 0;
}
static int
create_system(struct system *sys, struct trace *trace)
{
@ -234,7 +259,11 @@ create_system(struct system *sys, struct trace *trace)
size_t i = 0;
for (struct stream *s = trace->streams; s ; s = s->next) {
if (!loom_matches(s->relpath)) {
int m = is_thread_stream(s);
if (m < 0) {
err("is_thread_stream failed");
return -1;
} else if (m == 0) {
warn("ignoring unknown stream %s", s->relpath);
continue;
}

3
src/rt/ovni.c
View File

@ -548,6 +548,9 @@ thread_metadata_populate(void)
if (json_object_dotset_string(meta, "ovni.lib.commit", OVNI_GIT_COMMIT) != 0)
die("json_object_dotset_string failed");
if (json_object_dotset_string(meta, "ovni.part", "thread") != 0)
die("json_object_dotset_string failed");
if (json_object_dotset_number(meta, "ovni.tid", (double) rthread.tid) != 0)
die("json_object_dotset_number failed");