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Commit 531cca0c authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker
Browse files

xprtrdma: Add a field of bit flags to struct rpcrdma_req 



We have one boolean flag in rpcrdma_req today. I'd like to add more
flags, so convert that boolean to a bit flag.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent ae72950a

net/sunrpc/xprtrdma/backchannel.c

+1 −1
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt, 
	req = rpcrdma_create_req(r_xprt);

	if (IS_ERR(req))

		return PTR_ERR(req);

	req->rl_backchannel = true;

	__set_bit(RPCRDMA_REQ_F_BACKCHANNEL, &req->rl_flags);



	rb = rpcrdma_alloc_regbuf(RPCRDMA_HDRBUF_SIZE,

				  DMA_TO_DEVICE, GFP_KERNEL);

net/sunrpc/xprtrdma/transport.c

+1 −1
Original line number Diff line number Diff line
@@ -680,7 +680,7 @@ xprt_rdma_free(struct rpc_task *task) 
	struct rpcrdma_req *req = rpcr_to_rdmar(rqst);

	struct rpcrdma_ia *ia = &r_xprt->rx_ia;



	if (req->rl_backchannel)

	if (test_bit(RPCRDMA_REQ_F_BACKCHANNEL, &req->rl_flags))

		return;



	dprintk("RPC:       %s: called on 0x%p\n", __func__, req->rl_reply);

net/sunrpc/xprtrdma/verbs.c

+0 −1
Original line number Diff line number Diff line
@@ -1167,7 +1167,6 @@ rpcrdma_buffer_create(struct rpcrdma_xprt *r_xprt) 
			rc = PTR_ERR(req);

			goto out;

		}

		req->rl_backchannel = false;

		list_add(&req->rl_list, &buf->rb_send_bufs);

	}

net/sunrpc/xprtrdma/xprt_rdma.h

+6 −1
Original line number Diff line number Diff line
@@ -377,12 +377,17 @@ struct rpcrdma_req { 
	struct rpcrdma_regbuf	*rl_recvbuf;	/* rq_rcv_buf */



	struct list_head	rl_all;

	bool			rl_backchannel;

	unsigned long		rl_flags;



	struct list_head	rl_registered;	/* registered segments */

	struct rpcrdma_mr_seg	rl_segments[RPCRDMA_MAX_SEGS];

};



/* rl_flags */

enum {

	RPCRDMA_REQ_F_BACKCHANNEL = 0,

};



static inline void

rpcrdma_set_xprtdata(struct rpc_rqst *rqst, struct rpcrdma_req *req)

{