diff mbox series

[v2,3/7] eal_memzone: bail out on initialized

Message ID 20230815031307.1299726-4-okaya@kernel.org (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series support reinit flow |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Sinan Kaya Aug. 15, 2023, 3:13 a.m. UTC 
  From: Sinan Kaya <okaya@kernel.org>

Initialize memzone once and bail out if someone calls init
multiple times.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
---
 lib/eal/common/eal_common_memzone.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/lib/eal/common/eal_common_memzone.c b/lib/eal/common/eal_common_memzone.c
index 930fee5fdc..3a10aa02dd 100644
--- a/lib/eal/common/eal_common_memzone.c
+++ b/lib/eal/common/eal_common_memzone.c
@@ -22,6 +22,8 @@ 
 #include "eal_private.h"
 #include "eal_memcfg.h"
 
+static bool memzone_initialized;
+
 static inline const struct rte_memzone *
 memzone_lookup_thread_unsafe(const char *name)
 {
@@ -397,6 +399,9 @@  rte_eal_memzone_init(void)
 	struct rte_mem_config *mcfg;
 	int ret = 0;
 
+	if (memzone_initialized)
+		return 0;
+
 	/* get pointer to global configuration */
 	mcfg = rte_eal_get_configuration()->mem_config;
 
@@ -415,6 +420,8 @@  rte_eal_memzone_init(void)
 
 	rte_rwlock_write_unlock(&mcfg->mlock);
 
+	memzone_initialized = true;
+
 	return ret;
 }