| Submitter | Stefan Hajnoczi |
|---|---|
| Date | Nov. 16, 2012, 1:19 p.m. |
| Message ID | <1353071965-19804-4-git-send-email-stefanha@redhat.com> |
| Download | mbox | patch |
| Permalink | /patch/199594/ |
| State | New |
| Headers | show |
Comments
Patch
diff --git a/docs/tracing.txt b/docs/tracing.txt index c541133..7901409 100644 --- a/docs/tracing.txt +++ b/docs/tracing.txt @@ -139,6 +139,10 @@ having a common prefix in a batch. For example, virtio-blk trace events could be enabled using: trace-event virtio_blk_* on +If a line in the "-trace events=<file>" file begins with a '-', the trace event +will be disabled instead of enabled. This is useful when a wildcard was used +to enable an entire family of events but one noisy event needs to be disabled. + == Trace backends == The "tracetool" script automates tedious trace event code generation and also
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> --- docs/tracing.txt | 4 ++++ 1 file changed, 4 insertions(+)