[RFC 5/6] pdump: handle pdump requests from primary

[Stephen Hemminger <stephen@networkplumber.org>]

The primary process will start to notify all secondary processes
about pdump changes. The pdump secondary process can just call
rte_pdump_init() and it take care of that.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 app/pdump/main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/app/pdump/main.c b/app/pdump/main.c
index 1741d7e709..626ba0ce93 100644
--- a/app/pdump/main.c
+++ b/app/pdump/main.c
@@ -552,6 +552,7 @@ cleanup_pdump_resources(void)
 		}
 
 	}
+	rte_pdump_uninit();
 	cleanup_rings();
 }
 
@@ -822,6 +823,9 @@ enable_pdump(void)
 	struct pdump_tuples *pt;
 	int ret = 0, ret1 = 0;
 
+	if (rte_pdump_init() < 0)
+		rte_exit(EXIT_FAILURE, "pdump init failed\n");
+
 	for (i = 0; i < num_tuples; i++) {
 		pt = &pdump_t[i];
 		if (pt->dir == RTE_PDUMP_FLAG_RXTX) {
-- 
2.47.2