rpma_srq_new3

Usage

      #include <librpma.h>
      struct rpma_peer;
      struct rpma_srq_cfg;
      struct rpma_srq;
      int rpma_srq_new(struct rpma_peer *peer, const struct rpma_srq_cfg *cfg,
                      struct rpma_srq **srq_ptr);

Overview

rpma_srq_new() creates a new shared RQ object including a new shared RQ and a new shared receive CQ. It does not create the shared receive CQ if the size of the receive CQ in cfg equals 0.

Return value

The rpma_srq_new() function returns 0 on success or a negative error code on failure. rpma_srq_new() does not set *srq_ptr value on failure. If cfg is NULL, then the default values are used

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see rpma_srq_cfg_new(3) for more details.

Errors

rpma_srq_new() can fail with the following errors:

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RPMA_E_INVAL - peer or srq_ptr is NULL

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RPMA_E_NOMEM - out of memory

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RPMA_E_PROVIDER - ibv_create_srq(3), ibv_create_comp_channel(3), ibv_create_cq(3) or ibv_req_notify_cq(3) failed