[RFC 01/23] eal: CPU init will no longer panic
From: Aaron Conole <aconole@redhat.com>
Date: 2016-12-30 15:26:23
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
After this change, the EAL CPU NUMA node resolution step can no longer emit an rte_panic. This aligns with the code in rte_eal_init, which expects failures to return an error code. Signed-off-by: Aaron Conole <aconole@redhat.com> --- lib/librte_eal/common/eal_common_lcore.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/lib/librte_eal/common/eal_common_lcore.c b/lib/librte_eal/common/eal_common_lcore.c
index 2cd4132..84fa0cb 100644
--- a/lib/librte_eal/common/eal_common_lcore.c
+++ b/lib/librte_eal/common/eal_common_lcore.c@@ -83,16 +83,17 @@ rte_eal_cpu_init(void) config->lcore_role[lcore_id] = ROLE_RTE; lcore_config[lcore_id].core_id = eal_cpu_core_id(lcore_id); lcore_config[lcore_id].socket_id = eal_cpu_socket_id(lcore_id); - if (lcore_config[lcore_id].socket_id >= RTE_MAX_NUMA_NODES) + if (lcore_config[lcore_id].socket_id >= RTE_MAX_NUMA_NODES) { #ifdef RTE_EAL_ALLOW_INV_SOCKET_ID lcore_config[lcore_id].socket_id = 0; #else - rte_panic("Socket ID (%u) is greater than " + RTE_LOG(ERR, EAL, "Socket ID (%u) is greater than " "RTE_MAX_NUMA_NODES (%d)\n", lcore_config[lcore_id].socket_id, RTE_MAX_NUMA_NODES); + return -1; #endif - + } RTE_LOG(DEBUG, EAL, "Detected lcore %u as " "core %u on socket %u\n", lcore_id, lcore_config[lcore_id].core_id,
--
2.7.4