#include <rte_string_fns.h>
#include "eal_memalloc.h"
+#include "eal_memcfg.h"
#include "malloc_elem.h"
#include "malloc_mp.h"
struct rte_mp_reply reply;
struct malloc_mp_req *req = (struct malloc_mp_req *)msg.param;
struct timespec ts;
- int i, ret;
+ int i, ret = -1;
memset(&msg, 0, sizeof(msg));
memset(&reply, 0, sizeof(reply));
ret = rte_mp_request_sync(&msg, &reply, &ts);
} while (ret != 0 && rte_errno == EEXIST);
if (ret != 0) {
- RTE_LOG(ERR, EAL, "Could not send sync request to secondary process\n");
- ret = -1;
+ /* if IPC is unsupported, behave as if the call succeeded */
+ if (rte_errno != ENOTSUP)
+ RTE_LOG(ERR, EAL, "Could not send sync request to secondary process\n");
+ else
+ ret = 0;
goto out;
}
if (reply.nb_received != reply.nb_sent) {
RTE_LOG(ERR, EAL, "Not all secondaries have responded\n");
- ret = -1;
goto out;
}
(struct malloc_mp_req *)reply.msgs[i].param;
if (resp->t != REQ_TYPE_SYNC) {
RTE_LOG(ERR, EAL, "Unexpected response from secondary\n");
- ret = -1;
goto out;
}
if (resp->id != req->id) {
RTE_LOG(ERR, EAL, "Wrong request ID\n");
- ret = -1;
goto out;
}
if (resp->result != REQ_RESULT_SUCCESS) {
RTE_LOG(ERR, EAL, "Secondary process failed to synchronize\n");
- ret = -1;
goto out;
}
}
register_mp_requests(void)
{
if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
- if (rte_mp_action_register(MP_ACTION_REQUEST, handle_request)) {
+ /* it's OK for primary to not support IPC */
+ if (rte_mp_action_register(MP_ACTION_REQUEST, handle_request) &&
+ rte_errno != ENOTSUP) {
RTE_LOG(ERR, EAL, "Couldn't register '%s' action\n",
MP_ACTION_REQUEST);
return -1;