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btl/openib: fix a problem with ib query #6039

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Merged
merged 1 commit into from
Nov 9, 2018
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btl/openib: fix a problem with ib query #6039

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1 change: 1 addition & 0 deletions opal/mca/btl/openib/btl_openib_component.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1664,6 +1664,7 @@ static int init_one_device(opal_list_t *btl_list, struct ibv_device* ib_dev)
goto error;
}
#if HAVE_DECL_IBV_EXP_QUERY_DEVICE
memset(&device->ib_exp_dev_attr, 0, sizeof(device->ib_exp_dev_attr));
device->ib_exp_dev_attr.comp_mask = IBV_EXP_DEVICE_ATTR_RESERVED - 1;
if(ibv_exp_query_device(device->ib_dev_context, &device->ib_exp_dev_attr)){
BTL_ERROR(("error obtaining device attributes for %s errno says %s",
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