Mark functions as static

Mark functions used only in the same translation unit as static. This
only includes functions that do not have a prototype in a header file
either.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Closes #10470

module/icp/core/kcf_sched.c

@@ -872,7 +872,7 @@ kcf_free_req(kcf_areq_node_t *areq)
  * Utility routine to remove a request from the chain of requests
  * hanging off a context.
  */
-void
+static void
 kcf_removereq_in_ctxchain(kcf_context_t *ictx, kcf_areq_node_t *areq)
 {
 	kcf_areq_node_t *cur, *prev;
@@ -909,7 +909,7 @@ kcf_removereq_in_ctxchain(kcf_context_t *ictx, kcf_areq_node_t *areq)
  *
  * The caller must hold the queue lock and request lock (an_lock).
  */
-void
+static void
 kcf_remove_node(kcf_areq_node_t *node)
 {
 	kcf_areq_node_t *nextp = node->an_next;