ibv_modify_cq - modify a completion queue (CQ)

NAME  SYNOPSIS  DESCRIPTION  RETURN VALUE  SEE ALSO  AUTHORS 

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NAME

ibv_modify_cq − modify a completion queue (CQ)

SYNOPSIS

#include <infiniband/verbs.h>

int ibv_modify_cq(struct ibv_cq *cq, struct ibv_modify_cq_attr *cq_attr);

DESCRIPTION

ibv_modify_cq() modify a CQ cq. The argument cq_attr is an ibv_modify_cq_attr struct, as defined in <infiniband/verbs.h>.

struct ibv_moderate_cq {

uint16_t cq_count; /* number of completions per event */
uint16_t cq_period; /* in micro seconds */

};

struct ibv_modify_cq_attr {

		uint32_t attr_mask;
		struct ibv_moderate_cq moderate;

};

The function ibv_modify_cq() will modify the CQ, based on the given cq_attr->attr_mask

RETURN VALUE

returns 0 on success, or the value of errno on failure (which indicates the failure reason).

SEE ALSO

ibv_create_cq(3)

AUTHORS

Yonatan Cohen <[email protected]>

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