tree 2674e810891133bc7ddb935baa6c15a0412e2a8f
parent 59df055f1991c9fc0c71a9230663c39188f6972f
author Steven Rostedt <srostedt@redhat.com> 1234657022 -0500
committer Steven Rostedt <srostedt@redhat.com> 1234842601 -0500

ring-buffer: add tracing_is_on to test if ring buffer is enabled

This patch adds the tracing_is_on() interface to tell if the ring
buffer is turned on or not.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>