diff options
Diffstat (limited to 'internal/generate')
| -rw-r--r-- | internal/generate/classify.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/internal/generate/classify.go b/internal/generate/classify.go index 0735291..c1125e5 100644 --- a/internal/generate/classify.go +++ b/internal/generate/classify.go @@ -625,7 +625,11 @@ var retClassifications = map[string]RetClassification{ "pwritev2": WriteClassified, "sendmsg": WriteClassified, "sendto": WriteClassified, - "msgsnd": WriteClassified, + // msgsnd is deliberately NOT listed here: msgsnd(2) returns 0 on success or + // -1 on error — it is NOT a byte count (the payload size msgsz is an INPUT + // arg, never the return). Like its SysV IPC siblings (msgrcv excepted, which + // genuinely returns a received byte count), msgsnd's int status must stay + // UNCLASSIFIED so the stats engine never treats the return as bytes written. "write": WriteClassified, "writev": WriteClassified, "mq_timedsend": WriteClassified, |