IBV_MODIFY_WQ(3) Libibverbs Programmer's Manual IBV_MODIFY_WQ(3)
NAME
ibv_modify_wq - Modify a Work Queue (WQ).
SYNOPSIS
#include <infiniband/verbs.h>
struct int ibv_modify_wq(struct ibv_wq *wq,
struct ibv_wq_attr *wq_attr);
DESCRIPTION
ibv_modify_wq() modifys a WQ wq. The argument wq_attr is an
ibv_wq_attr struct, as defined in <infiniband/verbs.h>.
struct ibv_wq_attr {
uint32_t attr_mask; /* Use enum ibv_wq_attr_mask */
enum ibv_wq_state wq_state; /* Move to this state */
enum ibv_wq_state curr_wq_state; /* Assume this is the current state */
uint32_t flags; /* Flags values to modify, use enum ibv_wq_flags */
uint32_t flags_mask; /* Which flags to modify, use enum ibv_wq_flags */
};
The function ibv_modify_wq() will modify the WQ based on the given
wq_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_wq(3), ibv_destroy_wq(3),
AUTHORS
Yishai Hadas <
[email protected]>
libibverbs 2016-07-27 IBV_MODIFY_WQ(3)