[DTrace-devel] [PATCH 2/4] providers: loop through all providers for discovery

[Kris Van Hees]

The discovery of probes was tied to the static list of providers that
are called on init.  It should iterate over all providers that are in
fact registered, i.e. the dt_provs hash.

Signed-off-by: Kris Van Hees <kris.van.hees at oracle.com>
---
 libdtrace/dt_provider.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/libdtrace/dt_provider.c b/libdtrace/dt_provider.c
index 1e2e844e..06f0b039 100644
--- a/libdtrace/dt_provider.c
+++ b/libdtrace/dt_provider.c
@@ -176,11 +176,13 @@ dt_provider_xref(dtrace_hdl_t *dtp, dt_provider_t *pvp, id_t id)
 int
 dt_provider_discover(dtrace_hdl_t *dtp)
 {
-	int i, prid = dtp->dt_probe_id;
+	int		prid = dtp->dt_probe_id;
+	dt_htab_next_t	*it = NULL;
+	dt_provider_t	*pvp;
 
 	/* Discover new probes. */
-	for (i = 0; dt_providers[i]; i++) {
-		if (dt_providers[i]->discover && dt_providers[i]->discover(dtp) < 0)
+	while ((pvp = dt_htab_next(dtp->dt_provs, &it)) != NULL) {
+		if (pvp->impl->discover && pvp->impl->discover(dtp) < 0)
 			return -1;        /* errno is already set */
 	}
 
-- 
2.42.0