ioq: add probes tracing and documentation

ioq tracing will allow users to notice when devices are saturated
(from a cmogstored POV) and increase aio_threads if necessary.

1 files changed, 4 insertions, 0 deletions

diff --git a/probes.d b/probes.d
index 6a0ced8..20a05a6 100644
--- a/probes.d
+++ b/probes.d
@@ -17,6 +17,10 @@ provider cmogstored {
         /* DWARF: mog_http_get_open */
         probe http_req_end();
 
+        /* DWARF: mog_ioq_ready(.return) */
+        probe ioq_reschedule(int fd);
+        /* DWARF: mog_ioq_unblock(.return) */
+
         probe mgmt_accepted(int fd, const char *host, const char *port,
                                 const char *listen_addr);
         probe mgmt_rderr(struct mog_fd *mfd, size_t buf_len, int err);