[PATCH v2 6/7] eal_interrupts: don't reinitialize threads

[okaya]

From: Sinan Kaya <ok...@kernel.org>

Initialize interrupt thread once and keep a flag
for further init.

Signed-off-by: Sinan Kaya <ok...@kernel.org>
---
 lib/eal/linux/eal_interrupts.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/eal/linux/eal_interrupts.c b/lib/eal/linux/eal_interrupts.c
index d52ec8eb4c..f141711f12 100644
--- a/lib/eal/linux/eal_interrupts.c
+++ b/lib/eal/linux/eal_interrupts.c
@@ -91,6 +91,9 @@ static struct rte_intr_source_list intr_sources;
 /* interrupt handling thread */
 static pthread_t intr_thread;
 
+/* flag for initialization */
+static bool intr_initialized;
+
 /* VFIO interrupts */
 #ifdef VFIO_PRESENT
 
@@ -1175,6 +1178,9 @@ rte_eal_intr_init(void)
 {
        int ret = 0;
 
+       if (intr_initialized)
+               return 0;
+
        /* init the global interrupt source head */
        TAILQ_INIT(&intr_sources);
 
@@ -1196,6 +1202,7 @@ rte_eal_intr_init(void)
                        "Failed to create thread for interrupt handling\n");
        }
 
+       intr_initialized = true;
        return ret;
 }
 
-- 
2.25.1