Commit af65ed40 authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker

xprtrdma: Add documenting comment for rpcrdma_buffer_destroy

Make a note of the function's dependency on an earlier ib_drain_qp.
Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 995d312a
......@@ -1177,6 +1177,14 @@ rpcrdma_mrs_destroy(struct rpcrdma_buffer *buf)
dprintk("RPC: %s: released %u MRs\n", __func__, count);
}
/**
* rpcrdma_buffer_destroy - Release all hw resources
* @buf: root control block for resources
*
* ORDERING: relies on a prior ib_drain_qp :
* - No more Send or Receive completions can occur
* - All MRs, reps, and reqs are returned to their free lists
*/
void
rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
{
......
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