eal: add last init priority

Add the priority RTE_PRIORITY_LAST, used for initialization routines
meant to be run after all other constructors.

This priority becomes the default priority for all DPDK constructors.

Signed-off-by: Gaetan Rivet <gaetan.rivet@6wind.com>
Acked-by: Shreyansh Jain <shreyansh.jain@nxp.com>

diff --git a/lib/librte_eal/common/include/rte_common.h b/lib/librte_eal/common/include/rte_common.h
index 8f04518..69e5ed1 100644 (file)
--- a/lib/librte_eal/common/include/rte_common.h
+++ b/lib/librte_eal/common/include/rte_common.h
@@ -83,21 +83,11 @@ typedef uint16_t unaligned_uint16_t;
 
 #define RTE_PRIORITY_LOG 101
 #define RTE_PRIORITY_BUS 110
+#define RTE_PRIORITY_LAST 65535
 
 #define RTE_PRIO(prio) \
        RTE_PRIORITY_ ## prio
 
-/**
- * Run function before main() with low priority.
- *
- * The constructor will be run after prioritized constructors.
- *
- * @param func
- *   Constructor function.
- */
-#define RTE_INIT(func) \
-static void __attribute__((constructor, used)) func(void)
-
 /**
  * Run function before main() with high priority.
  *
@@ -110,6 +100,17 @@ static void __attribute__((constructor, used)) func(void)
 #define RTE_INIT_PRIO(func, prio) \
 static void __attribute__((constructor(RTE_PRIO(prio)), used)) func(void)
 
+/**
+ * Run function before main() with low priority.
+ *
+ * The constructor will be run after prioritized constructors.
+ *
+ * @param func
+ *   Constructor function.
+ */
+#define RTE_INIT(func) \
+       RTE_INIT_PRIO(func, LAST)
+
 /**
  * Force a function to be inlined
  */