Josh Steadmon <steadmon@xxxxxxxxxx> writes:
> In 64bc752 (trace2: add trace2_child_ready() to report on background
> children, 2021-09-20), we added a new "child_ready" event. In
> Documentation/technical/api-trace2.txt, we promise that adding a new
> event type will result in incrementing the trace2 event format version
> number, but this was not done. Correct this in code & docs.
>
> Signed-off-by: Josh Steadmon <steadmon@xxxxxxxxxx>
> ---
> Documentation/technical/api-trace2.txt | 4 ++--
> trace2/tr2_tgt_event.c | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
Hmph, it seems to me that this is better done before the release,
or am I mistaken?
>
> diff --git a/Documentation/technical/api-trace2.txt b/Documentation/technical/api-trace2.txt
> index ef7fe02a8f..bb13ca3db8 100644
> --- a/Documentation/technical/api-trace2.txt
> +++ b/Documentation/technical/api-trace2.txt
> @@ -128,7 +128,7 @@ yields
>
> ------------
> $ cat ~/log.event
> -{"event":"version","sid":"sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.620713Z","file":"common-main.c","line":38,"evt":"2","exe":"2.20.1.155.g426c96fcdb"}
> +{"event":"version","sid":"sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.620713Z","file":"common-main.c","line":38,"evt":"3","exe":"2.20.1.155.g426c96fcdb"}
> {"event":"start","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621027Z","file":"common-main.c","line":39,"t_abs":0.001173,"argv":["git","version"]}
> {"event":"cmd_name","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621122Z","file":"git.c","line":432,"name":"version","hierarchy":"version"}
> {"event":"exit","sid":"20190408T191610.507018Z-H9b68c35f-P000059a8","thread":"main","time":"2019-01-16T17:28:42.621236Z","file":"git.c","line":662,"t_abs":0.001227,"code":0}
> @@ -391,7 +391,7 @@ only present on the "start" and "atexit" events.
> {
> "event":"version",
> ...
> - "evt":"2", # EVENT format version
> + "evt":"3", # EVENT format version
> "exe":"2.20.1.155.g426c96fcdb" # git version
> }
> ------------
> diff --git a/trace2/tr2_tgt_event.c b/trace2/tr2_tgt_event.c
> index 70cfc2f77c..3a0014417c 100644
> --- a/trace2/tr2_tgt_event.c
> +++ b/trace2/tr2_tgt_event.c
> @@ -20,7 +20,7 @@ static struct tr2_dst tr2dst_event = { TR2_SYSENV_EVENT, 0, 0, 0, 0 };
> * a new field to an existing event, do not require an increment to the EVENT
> * format version.
> */
> -#define TR2_EVENT_VERSION "2"
> +#define TR2_EVENT_VERSION "3"
>
> /*
> * Region nesting limit for messages written to the event target.
>
> base-commit: e9e5ba39a78c8f5057262d49e261b42a8660d5b9
