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IB: Add ib_init_ah_from_wc()

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Add a function to initialize address handle attributes from a work
completion.  This functionality is duplicated by both verbs and the CM.

Signed-off-by: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Sean Hefty
2006-06-17 20:37:39 -07:00
committed by Roland Dreier
parent 75af908851
commit 4e00d69454
2 changed files with 42 additions and 16 deletions
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14
include/rdma/ib_verbs.h
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@@ -1087,6 +1087,20 @@ int ib_dealloc_pd(struct ib_pd *pd);
*/
struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr);
/**
* ib_init_ah_from_wc - Initializes address handle attributes from a
* work completion.
* @device: Device on which the received message arrived.
* @port_num: Port on which the received message arrived.
* @wc: Work completion associated with the received message.
* @grh: References the received global route header. This parameter is
* ignored unless the work completion indicates that the GRH is valid.
* @ah_attr: Returned attributes that can be used when creating an address
* handle for replying to the message.
*/
int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, struct ib_wc *wc,
struct ib_grh *grh, struct ib_ah_attr *ah_attr);
/**
* ib_create_ah_from_wc - Creates an address handle associated with the
* sender of the specified work completion.