IBV_MODIFY_CQ
Section: Libibverbs Programmer's Manual (3)
Updated: 2017-10-20
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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 <yonatanc@mellanox.com>
-
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- RETURN VALUE
-
- SEE ALSO
-
- AUTHORS
-
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