efadv_query_ah3
Query efa specific address handle attributes
Usage
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#include <infiniband/efadv.h> int efadv_query_ah(struct ibv_ah *ibvah, struct efadv_ah_attr *attr, uint32_t inlen);
Overview
efadv_query_ah() queries device-specific Address Handle attributes.
Compatibility is handled using the comp_mask and inlen fields.
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struct efadv_ah_attr { uint64_t comp_mask; uint16_t ahn; uint8_t reserved[6]; };
- inlen
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In: Size of struct efadv_ah_attr.
- comp_mask
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Compatibility mask.
- ahn
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Device’s Address Handle number.
Return value
efadv_query_ah() returns 0 on success, or the value of errno on failure (which indicates the failure reason).
Notes
- •
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Compatibility mask (comp_mask) is an out field and currently has no values.
Releases
4 releases since Debian 11 (Bullseye); the text changed 3 times.