diff mbox

[dpdk-dev] kni: remove rte_panic exits from library

Message ID 1472809909-10962-1-git-send-email-ferruh.yigit@intel.com (mailing list archive)
State Accepted, archived
Delegated to: Ferruh Yigit
Headers show

Commit Message

Ferruh Yigit Sept. 2, 2016, 9:51 a.m. UTC
This also helps to remove stack backtrace when kernel module is not
inserted.

Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
 lib/librte_kni/rte_kni.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

Comments

Thomas Monjalon Sept. 21, 2016, 4:21 p.m. UTC | #1
2016-09-02 10:51, Ferruh Yigit:
> This also helps to remove stack backtrace when kernel module is not
> inserted.
> 
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>

Applied, thanks
diff mbox

Patch

diff --git a/lib/librte_kni/rte_kni.c b/lib/librte_kni/rte_kni.c
index f48b72b..d88a70d 100644
--- a/lib/librte_kni/rte_kni.c
+++ b/lib/librte_kni/rte_kni.c
@@ -210,14 +210,18 @@  rte_kni_init(unsigned int max_kni_ifaces)
 	if (max_kni_ifaces == 0) {
 		RTE_LOG(ERR, KNI, "Invalid number of max_kni_ifaces %d\n",
 							max_kni_ifaces);
-		rte_panic("Unable to initialize KNI\n");
+		RTE_LOG(ERR, KNI, "Unable to initialize KNI\n");
+		return;
 	}
 
 	/* Check FD and open */
 	if (kni_fd < 0) {
 		kni_fd = open("/dev/" KNI_DEVICE, O_RDWR);
-		if (kni_fd < 0)
-			rte_panic("Can not open /dev/%s\n", KNI_DEVICE);
+		if (kni_fd < 0) {
+			RTE_LOG(ERR, KNI,
+				"Can not open /dev/%s\n", KNI_DEVICE);
+			return;
+		}
 	}
 
 	/* Allocate slot objects */
@@ -307,8 +311,8 @@  rte_kni_init(unsigned int max_kni_ifaces)
 	return;
 
 kni_fail:
-	rte_panic("Unable to allocate memory for max_kni_ifaces:%d. Increase the amount of hugepages memory\n",
-			 max_kni_ifaces);
+	RTE_LOG(ERR, KNI, "Unable to allocate memory for max_kni_ifaces:%d."
+		"Increase the amount of hugepages memory\n", max_kni_ifaces);
 }
 
 
@@ -483,8 +487,9 @@  rte_kni_release(struct rte_kni *kni)
 
 	/* Release memzone */
 	if (slot_id > kni_memzone_pool.max_ifaces) {
-		rte_panic("KNI pool: corrupted slot ID: %d, max: %d\n",
+		RTE_LOG(ERR, KNI, "KNI pool: corrupted slot ID: %d, max: %d\n",
 			slot_id, kni_memzone_pool.max_ifaces);
+		return -1;
 	}
 	kni_memzone_pool_release(&kni_memzone_pool.slots[slot_id]);
 
@@ -506,7 +511,8 @@  rte_kni_handle_request(struct rte_kni *kni)
 		return 0; /* It is OK of can not getting the request mbuf */
 
 	if (req != kni->sync_addr) {
-		rte_panic("Wrong req pointer %p\n", req);
+		RTE_LOG(ERR, KNI, "Wrong req pointer %p\n", req);
+		return -1;
 	}
 
 	/* Analyze the request and call the relevant actions for it */