#include "eal_private.h"
#include "eal_thread.h"
+unsigned int rte_get_master_lcore(void)
+{
+ return rte_eal_get_configuration()->master_lcore;
+}
+
+unsigned int rte_lcore_count(void)
+{
+ return rte_eal_get_configuration()->lcore_count;
+}
+
int rte_lcore_index(int lcore_id)
{
if (unlikely(lcore_id >= RTE_MAX_LCORE))
return -1;
- if (lcore_id < 0)
+ if (lcore_id < 0) {
+ if (rte_lcore_id() == LCORE_ID_ANY)
+ return -1;
+
lcore_id = (int)rte_lcore_id();
+ }
return lcore_config[lcore_id].core_index;
}
if (unlikely(lcore_id >= RTE_MAX_LCORE))
return -1;
- if (lcore_id < 0)
+ if (lcore_id < 0) {
+ if (rte_lcore_id() == LCORE_ID_ANY)
+ return -1;
+
lcore_id = (int)rte_lcore_id();
+ }
return lcore_config[lcore_id].core_id;
}
return lcore_config[lcore_id].cpuset;
}
+enum rte_lcore_role_t
+rte_eal_lcore_role(unsigned int lcore_id)
+{
+ struct rte_config *cfg = rte_eal_get_configuration();
+
+ if (lcore_id >= RTE_MAX_LCORE)
+ return ROLE_OFF;
+ return cfg->lcore_role[lcore_id];
+}
+
+int rte_lcore_is_enabled(unsigned int lcore_id)
+{
+ struct rte_config *cfg = rte_eal_get_configuration();
+
+ if (lcore_id >= RTE_MAX_LCORE)
+ return 0;
+ return cfg->lcore_role[lcore_id] == ROLE_RTE;
+}
+
+unsigned int rte_get_next_lcore(unsigned int i, int skip_master, int wrap)
+{
+ i++;
+ if (wrap)
+ i %= RTE_MAX_LCORE;
+
+ while (i < RTE_MAX_LCORE) {
+ if (!rte_lcore_is_enabled(i) ||
+ (skip_master && (i == rte_get_master_lcore()))) {
+ i++;
+ if (wrap)
+ i %= RTE_MAX_LCORE;
+ continue;
+ }
+ break;
+ }
+ return i;
+}
+
unsigned int
rte_lcore_to_socket_id(unsigned int lcore_id)
{
/* find socket first */
socket_id = eal_cpu_socket_id(lcore_id);
- if (socket_id >= RTE_MAX_NUMA_NODES) {
-#ifdef RTE_EAL_ALLOW_INV_SOCKET_ID
- socket_id = 0;
-#else
- RTE_LOG(ERR, EAL, "Socket ID (%u) is greater than RTE_MAX_NUMA_NODES (%d)\n",
- socket_id, RTE_MAX_NUMA_NODES);
- return -1;
-#endif
- }
lcore_to_socket_id[lcore_id] = socket_id;
- /* in 1:1 mapping, record related cpu detected state */
- lcore_config[lcore_id].detected = eal_cpu_detected(lcore_id);
- if (lcore_config[lcore_id].detected == 0) {
+ if (eal_cpu_detected(lcore_id) == 0) {
config->lcore_role[lcore_id] = ROLE_OFF;
lcore_config[lcore_id].core_index = -1;
continue;
lcore_config[lcore_id].socket_id);
count++;
}
+ for (; lcore_id < CPU_SETSIZE; lcore_id++) {
+ if (eal_cpu_detected(lcore_id) == 0)
+ continue;
+ RTE_LOG(DEBUG, EAL, "Skipped lcore %u as core %u on socket %u\n",
+ lcore_id, eal_cpu_core_id(lcore_id),
+ eal_cpu_socket_id(lcore_id));
+ }
+
/* Set the count of enabled logical cores of the EAL configuration */
config->lcore_count = count;
RTE_LOG(DEBUG, EAL,