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.TH "IBV_GET_DEVICE_INDEX" "3" "2020\-04\-22" "libibverbs" "Libibverbs Programmer\[cq]s Manual"
.SH NAME
ibv_get_device_index \- get an RDMA device index
.SH SYNOPSIS
.IP
.EX
#include \f[B]<infiniband/verbs.h>\f[R]

int ibv_get_device_index(\f[B]struct\f[R] ibv_device *device);
.EE
.SH DESCRIPTION
\f[B]ibv_get_device_index()\f[R] returns stable IB device index as it is
assigned by the kernel.
.SH RETURN VALUE
\f[B]ibv_get_device_index()\f[R] returns an index, or \-1 if the kernel
doesn\[cq]t support device indexes.
.SH SEE ALSO
\f[B]ibv_get_device_name\f[R](3), \f[B]ibv_get_device_guid\f[R](3),
\f[B]ibv_get_device_list\f[R](3), \f[B]ibv_open_device\f[R](3)
.SH AUTHOR
Leon Romanovsky \c
.MT leonro@mellanox.com
.ME \c