[Fwd: [ofa-general] [PATCH] libibverbs: document IBV_SEND_INLINE buffer ownership relaxation]

[Krishna Kumar2]

> + *
> + * if IBV_SEND_INLINE flag is set, the data buffers can be reused
immediately
> + * after the call returns - low level libraries must confirm to this
rule.
>   */

Maybe change "confirm to" to "conform by" ?

Thanks,

- KK

general-bounces at lists.openfabrics.org wrote on 07/25/2007 12:15:16 PM:

> Hi Roland,
>
> It seems that you have missed this patch, can you have a look?
>
> Or.
>
> ----- Message from Or Gerlitz <ogerlitz at voltaire.com> on Wed, 11 Jul 2007
09:
> 22:43 +0300 (IDT) -----
>
> To:
>
> Roland Dreier <rdreier at cisco.com>
>
> cc:
>
> Alex Rosenbaum <alexr at voltaire.com>, general at lists.openfabrics.org
>
> Subject:
>
> [ofa-general] [PATCH] libibverbs: document IBV_SEND_INLINE buffer
ownership relaxation
>
> if the IBV_SEND_INLINE flag is set in the WR provided to ibv_post_send,
> the data buffers can be reused immediately after the call returns,
document this.
>
> Signed-off-by: Or Gerlitz <ogerlitz at voltaire.com>
>
> Index: libibverbs/include/infiniband/verbs.h
> ===================================================================
> --- libibverbs.orig/include/infiniband/verbs.h
> +++ libibverbs/include/infiniband/verbs.h
> @@ -989,6 +989,9 @@ int ibv_destroy_qp(struct ibv_qp *qp);
>
>  /**
>   * ibv_post_send - Post a list of work requests to a send queue.
> + *
> + * if IBV_SEND_INLINE flag is set, the data buffers can be reused
immediately
> + * after the call returns - low level libraries must confirm to this
rule.
>   */
>  static inline int ibv_post_send(struct ibv_qp *qp, struct ibv_send_wr
*wr,
>              struct ibv_send_wr **bad_wr)
> Index: libibverbs/man/ibv_post_send.3
> ===================================================================
> --- libibverbs.orig/man/ibv_post_send.3
> +++ libibverbs/man/ibv_post_send.3
> @@ -109,7 +109,9 @@ behavior.
>  .PP
>  The buffers used by a WR can only be safely reused after WR the
>  request is fully executed and a work completion has been retrieved
> -from the corresponding completion queue (CQ).
> +from the corresponding completion queue (CQ). However, if the
> +IBV_SEND_INLINE flag was set, the buffer can be reused immediately
> +after the call returns.
>  .SH "SEE ALSO"
>  .BR ibv_create_qp (3),
>  .BR ibv_create_ah (3),
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