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Commit 31193fe5 authored by Chuck Lever's avatar Chuck Lever Committed by J. Bruce Fields
Browse files

svcrdma: Remove svc_rdma_fastreg() 



Commit 0bf48289 ("svcrdma: refactor marshalling logic") removed
the last call site for svc_rdma_fastreg().

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 10dc4512

include/linux/sunrpc/svc_rdma.h

+0 −1
Original line number Diff line number Diff line
@@ -227,7 +227,6 @@ extern void svc_rdma_put_context(struct svc_rdma_op_ctxt *, int); 
extern void svc_rdma_unmap_dma(struct svc_rdma_op_ctxt *ctxt);

extern struct svc_rdma_req_map *svc_rdma_get_req_map(void);

extern void svc_rdma_put_req_map(struct svc_rdma_req_map *);

extern int svc_rdma_fastreg(struct svcxprt_rdma *, struct svc_rdma_fastreg_mr *);

extern struct svc_rdma_fastreg_mr *svc_rdma_get_frmr(struct svcxprt_rdma *);

extern void svc_rdma_put_frmr(struct svcxprt_rdma *,

			      struct svc_rdma_fastreg_mr *);

net/sunrpc/xprtrdma/svc_rdma_transport.c

+0 −34
Original line number Diff line number Diff line
@@ -1202,40 +1202,6 @@ static int svc_rdma_secure_port(struct svc_rqst *rqstp) 
	return 1;

}



/*

 * Attempt to register the kvec representing the RPC memory with the

 * device.

 *

 * Returns:

 *  NULL : The device does not support fastreg or there were no more

 *         fastreg mr.

 *  frmr : The kvec register request was successfully posted.

 *    <0 : An error was encountered attempting to register the kvec.

 */

int svc_rdma_fastreg(struct svcxprt_rdma *xprt,

		     struct svc_rdma_fastreg_mr *frmr)

{

	struct ib_send_wr fastreg_wr;

	u8 key;



	/* Bump the key */

	key = (u8)(frmr->mr->lkey & 0x000000FF);

	ib_update_fast_reg_key(frmr->mr, ++key);



	/* Prepare FASTREG WR */

	memset(&fastreg_wr, 0, sizeof fastreg_wr);

	fastreg_wr.opcode = IB_WR_FAST_REG_MR;

	fastreg_wr.send_flags = IB_SEND_SIGNALED;

	fastreg_wr.wr.fast_reg.iova_start = (unsigned long)frmr->kva;

	fastreg_wr.wr.fast_reg.page_list = frmr->page_list;

	fastreg_wr.wr.fast_reg.page_list_len = frmr->page_list_len;

	fastreg_wr.wr.fast_reg.page_shift = PAGE_SHIFT;

	fastreg_wr.wr.fast_reg.length = frmr->map_len;

	fastreg_wr.wr.fast_reg.access_flags = frmr->access_flags;

	fastreg_wr.wr.fast_reg.rkey = frmr->mr->lkey;

	return svc_rdma_send(xprt, &fastreg_wr);

}



int svc_rdma_send(struct svcxprt_rdma *xprt, struct ib_send_wr *wr)

{

	struct ib_send_wr *bad_wr, *n_wr;