---

date: ' 2020-04-22' footer: libibverbs header: “Libibverbs Programmer's Manual” layout: page license: ‘Licensed under the OpenIB.org BSD license (FreeBSD Variant) - See COPYING.md’ section: 3 title: IBV_GET_DEVICE_INDEX

NAME

ibv_get_device_index - get an RDMA device index

SYNOPSIS

#include <infiniband/verbs.h>

int ibv_get_device_index(struct ibv_device *device);

DESCRIPTION

ibv_get_device_index() returns stable IB device index as it is assigned by the kernel.

RETURN VALUE

ibv_get_device_index() returns an index, or -1 if the kernel doesn't support device indexes.

SEE ALSO

ibv_get_device_name(3), ibv_get_device_guid(3), ibv_get_device_list(3), ibv_open_device(3)

AUTHOR

Leon Romanovsky leonro@mellanox.com