[PATCH v4 2/8] eal: fixes for re-initialization issues

[okaya@kernel.org]

From: Graham Whyte <grwhyte@microsoft.com>

reinitialize the solib link list and clean the globals holding
state for parsing.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Graham Whyte <grwhyte@microsoft.com>
---
 lib/eal/common/eal_common_options.c | 8 ++++++++
 lib/eal/linux/eal.c                 | 4 +++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/lib/eal/common/eal_common_options.c b/lib/eal/common/eal_common_options.c
index 209b6edd76..6042de009d 100644
--- a/lib/eal/common/eal_common_options.c
+++ b/lib/eal/common/eal_common_options.c
@@ -127,6 +127,7 @@ TAILQ_HEAD_INITIALIZER(solib_list);
 static const char *default_solib_dir = RTE_EAL_PMD_PATH;
 #endif
 
+
 /*
  * Stringified version of solib path used by dpdk-pmdinfo.py
  * Note: PLEASE DO NOT ALTER THIS without making a corresponding
@@ -254,6 +255,13 @@ eal_plugins_cleanup(void)
 			dlclose(solib->lib_handle);
 		free(solib);
 	}
+
+	/* Reinitialize solib_list */
+	TAILQ_INIT(&solib_list);
+
+	main_lcore_parsed = 0;
+	mem_parsed = 0;
+	core_parsed = 0;
 }
 
 static int
diff --git a/lib/eal/linux/eal.c b/lib/eal/linux/eal.c
index dee649bab3..584c78e640 100644
--- a/lib/eal/linux/eal.c
+++ b/lib/eal/linux/eal.c
@@ -79,6 +79,8 @@ struct lcore_config lcore_config[RTE_MAX_LCORE];
 int rte_cycles_vmware_tsc_map;
 
 
+static uint32_t run_once;
+
 int
 eal_clean_runtime_dir(void)
 {
@@ -505,6 +507,7 @@ eal_parse_socket_arg(char *strval, volatile uint64_t *socket_arg)
 		socket_arg[i] = val;
 	}
 
+	__atomic_store_n(&run_once, 0, __ATOMIC_RELAXED);
 	return 0;
 }
 
@@ -967,7 +970,6 @@ int
 rte_eal_init(int argc, char **argv)
 {
 	int i, fctret, ret;
-	static uint32_t run_once;
 	uint32_t has_run = 0;
 	char cpuset[RTE_CPU_AFFINITY_STR_LEN];
 	char thread_name[RTE_MAX_THREAD_NAME_LEN];
-- 
2.25.1