eal: bring forward init of interrupt handling

Next commit will make asynchronous IPC requests rely on alarm API,
which in turn relies on interrupts to work. Therefore, move the EAL
interrupt initialization before IPC initialization to avoid breaking
IPC in the next commit.

Signed-off-by: Jianfeng Tan <jianfeng.tan@intel.com>
Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>

diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index dc27954..f70f7ae 100644 (file)
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -625,6 +625,11 @@ rte_eal_init(int argc, char **argv)
 
        rte_config_init();
 
+       if (rte_eal_intr_init() < 0) {
+               rte_eal_init_alert("Cannot init interrupt-handling thread\n");
+               return -1;
+       }
+
        /* Put mp channel init before bus scan so that we can init the vdev
         * bus through mp channel in the secondary process before the bus scan.
         */
@@ -713,11 +718,6 @@ rte_eal_init(int argc, char **argv)
                return -1;
        }
 
-       if (rte_eal_intr_init() < 0) {
-               rte_eal_init_alert("Cannot init interrupt-handling thread\n");
-               return -1;
-       }
-
        if (rte_eal_timer_init() < 0) {
                rte_eal_init_alert("Cannot init HPET or TSC timers\n");
                rte_errno = ENOTSUP;

diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index ec7cea5..3c0449c 100644 (file)
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -853,6 +853,11 @@ rte_eal_init(int argc, char **argv)
 
        rte_config_init();
 
+       if (rte_eal_intr_init() < 0) {
+               rte_eal_init_alert("Cannot init interrupt-handling thread\n");
+               return -1;
+       }
+
        /* Put mp channel init before bus scan so that we can init the vdev
         * bus through mp channel in the secondary process before the bus scan.
         */
@@ -982,11 +987,6 @@ rte_eal_init(int argc, char **argv)
                rte_config.master_lcore, (int)thread_id, cpuset,
                ret == 0 ? "" : "...");
 
-       if (rte_eal_intr_init() < 0) {
-               rte_eal_init_alert("Cannot init interrupt-handling thread\n");
-               return -1;
-       }
-
        RTE_LCORE_FOREACH_SLAVE(i) {
 
                /*