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xprtrdma: Eliminate "ia" argument in rpcrdma_{alloc, free}_regbuf

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Clean up. The "ia" argument is no longer used.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2016-09-15 10:56:26 -04:00 committed by Anna Schumaker
parent 54cbd6b0c6
commit 13650c23f1
4 changed files with 23 additions and 31 deletions
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7
net/sunrpc/xprtrdma/backchannel.c
View File

@ -27,7 +27,7 @@ static void rpcrdma_bc_free_rqst(struct rpcrdma_xprt *r_xprt,
list_del(&req->rl_all);
spin_unlock(&buf->rb_reqslock);
rpcrdma_destroy_req(&r_xprt->rx_ia, req);
rpcrdma_destroy_req(req);
kfree(rqst);
}
@ -35,7 +35,6 @@ static void rpcrdma_bc_free_rqst(struct rpcrdma_xprt *r_xprt,
static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
struct rpc_rqst *rqst)
{
struct rpcrdma_ia *ia = &r_xprt->rx_ia;
struct rpcrdma_regbuf *rb;
struct rpcrdma_req *req;
size_t size;
@ -45,14 +44,14 @@ static int rpcrdma_bc_setup_rqst(struct rpcrdma_xprt *r_xprt,
return PTR_ERR(req);
req->rl_backchannel = true;
rb = rpcrdma_alloc_regbuf(ia, RPCRDMA_HDRBUF_SIZE,
rb = rpcrdma_alloc_regbuf(RPCRDMA_HDRBUF_SIZE,
DMA_TO_DEVICE, GFP_KERNEL);
if (IS_ERR(rb))
goto out_fail;
req->rl_rdmabuf = rb;
size = r_xprt->rx_data.inline_rsize;
rb = rpcrdma_alloc_regbuf(ia, size, DMA_TO_DEVICE, GFP_KERNEL);
rb = rpcrdma_alloc_regbuf(size, DMA_TO_DEVICE, GFP_KERNEL);
if (IS_ERR(rb))
goto out_fail;
req->rl_sendbuf = rb;

11
net/sunrpc/xprtrdma/transport.c
View File

@ -490,7 +490,7 @@ rpcrdma_get_rdmabuf(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (req->rl_rdmabuf)
return true;
rb = rpcrdma_alloc_regbuf(&r_xprt->rx_ia, size, DMA_TO_DEVICE, flags);
rb = rpcrdma_alloc_regbuf(size, DMA_TO_DEVICE, flags);
if (IS_ERR(rb))
return false;
@ -517,12 +517,11 @@ rpcrdma_get_sendbuf(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
return true;
min_size = max_t(size_t, size, r_xprt->rx_data.inline_wsize);
rb = rpcrdma_alloc_regbuf(&r_xprt->rx_ia, min_size,
DMA_TO_DEVICE, flags);
rb = rpcrdma_alloc_regbuf(min_size, DMA_TO_DEVICE, flags);
if (IS_ERR(rb))
return false;
rpcrdma_free_regbuf(&r_xprt->rx_ia, req->rl_sendbuf);
rpcrdma_free_regbuf(req->rl_sendbuf);
r_xprt->rx_stats.hardway_register_count += min_size;
req->rl_sendbuf = rb;
return true;
@ -548,11 +547,11 @@ rpcrdma_get_recvbuf(struct rpcrdma_xprt *r_xprt, struct rpcrdma_req *req,
if (req->rl_recvbuf && rdmab_length(req->rl_recvbuf) >= size)
return true;
rb = rpcrdma_alloc_regbuf(&r_xprt->rx_ia, size, DMA_NONE, flags);
rb = rpcrdma_alloc_regbuf(size, DMA_NONE, flags);
if (IS_ERR(rb))
return false;
rpcrdma_free_regbuf(&r_xprt->rx_ia, req->rl_recvbuf);
rpcrdma_free_regbuf(req->rl_recvbuf);
r_xprt->rx_stats.hardway_register_count += size;
req->rl_recvbuf = rb;
return true;

28
net/sunrpc/xprtrdma/verbs.c
View File

@ -865,7 +865,7 @@ rpcrdma_create_rep(struct rpcrdma_xprt *r_xprt)
if (rep == NULL)
goto out;
rep->rr_rdmabuf = rpcrdma_alloc_regbuf(ia, cdata->inline_rsize,
rep->rr_rdmabuf = rpcrdma_alloc_regbuf(cdata->inline_rsize,
DMA_FROM_DEVICE, GFP_KERNEL);
if (IS_ERR(rep->rr_rdmabuf)) {
rc = PTR_ERR(rep->rr_rdmabuf);
@ -966,18 +966,18 @@ rpcrdma_buffer_get_rep_locked(struct rpcrdma_buffer *buf)
}
static void
rpcrdma_destroy_rep(struct rpcrdma_ia *ia, struct rpcrdma_rep *rep)
rpcrdma_destroy_rep(struct rpcrdma_rep *rep)
{
rpcrdma_free_regbuf(ia, rep->rr_rdmabuf);
rpcrdma_free_regbuf(rep->rr_rdmabuf);
kfree(rep);
}
void
rpcrdma_destroy_req(struct rpcrdma_ia *ia, struct rpcrdma_req *req)
rpcrdma_destroy_req(struct rpcrdma_req *req)
{
rpcrdma_free_regbuf(ia, req->rl_recvbuf);
rpcrdma_free_regbuf(ia, req->rl_sendbuf);
rpcrdma_free_regbuf(ia, req->rl_rdmabuf);
rpcrdma_free_regbuf(req->rl_recvbuf);
rpcrdma_free_regbuf(req->rl_sendbuf);
rpcrdma_free_regbuf(req->rl_rdmabuf);
kfree(req);
}
@ -1010,15 +1010,13 @@ rpcrdma_destroy_mrs(struct rpcrdma_buffer *buf)
void
rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
{
struct rpcrdma_ia *ia = rdmab_to_ia(buf);
cancel_delayed_work_sync(&buf->rb_recovery_worker);
while (!list_empty(&buf->rb_recv_bufs)) {
struct rpcrdma_rep *rep;
rep = rpcrdma_buffer_get_rep_locked(buf);
rpcrdma_destroy_rep(ia, rep);
rpcrdma_destroy_rep(rep);
}
buf->rb_send_count = 0;
@ -1031,7 +1029,7 @@ rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)
list_del(&req->rl_all);
spin_unlock(&buf->rb_reqslock);
rpcrdma_destroy_req(ia, req);
rpcrdma_destroy_req(req);
spin_lock(&buf->rb_reqslock);
}
spin_unlock(&buf->rb_reqslock);
@ -1174,7 +1172,6 @@ rpcrdma_recv_buffer_put(struct rpcrdma_rep *rep)
/**
* rpcrdma_alloc_regbuf - allocate and DMA-map memory for SEND/RECV buffers
* @ia: controlling rpcrdma_ia
* @size: size of buffer to be allocated, in bytes
* @direction: direction of data movement
* @flags: GFP flags
@ -1187,8 +1184,8 @@ rpcrdma_recv_buffer_put(struct rpcrdma_rep *rep)
* or Replies they may be registered externally via ro_map.
*/
struct rpcrdma_regbuf *
rpcrdma_alloc_regbuf(struct rpcrdma_ia *ia, size_t size,
enum dma_data_direction direction, gfp_t flags)
rpcrdma_alloc_regbuf(size_t size, enum dma_data_direction direction,
gfp_t flags)
{
struct rpcrdma_regbuf *rb;
@ -1239,11 +1236,10 @@ rpcrdma_dma_unmap_regbuf(struct rpcrdma_regbuf *rb)
/**
* rpcrdma_free_regbuf - deregister and free registered buffer
* @ia: controlling rpcrdma_ia
* @rb: regbuf to be deregistered and freed
*/
void
rpcrdma_free_regbuf(struct rpcrdma_ia *ia, struct rpcrdma_regbuf *rb)
rpcrdma_free_regbuf(struct rpcrdma_regbuf *rb)
{
if (!rb)
return;

8
net/sunrpc/xprtrdma/xprt_rdma.h
View File

@ -465,7 +465,7 @@ int rpcrdma_ep_post_recv(struct rpcrdma_ia *, struct rpcrdma_ep *,
*/
struct rpcrdma_req *rpcrdma_create_req(struct rpcrdma_xprt *);
struct rpcrdma_rep *rpcrdma_create_rep(struct rpcrdma_xprt *);
void rpcrdma_destroy_req(struct rpcrdma_ia *, struct rpcrdma_req *);
void rpcrdma_destroy_req(struct rpcrdma_req *);
int rpcrdma_buffer_create(struct rpcrdma_xprt *);
void rpcrdma_buffer_destroy(struct rpcrdma_buffer *);
@ -478,12 +478,10 @@ void rpcrdma_recv_buffer_put(struct rpcrdma_rep *);
void rpcrdma_defer_mr_recovery(struct rpcrdma_mw *);
struct rpcrdma_regbuf *rpcrdma_alloc_regbuf(struct rpcrdma_ia *,
size_t, enum dma_data_direction,
struct rpcrdma_regbuf *rpcrdma_alloc_regbuf(size_t, enum dma_data_direction,
gfp_t);
bool __rpcrdma_dma_map_regbuf(struct rpcrdma_ia *, struct rpcrdma_regbuf *);
void rpcrdma_free_regbuf(struct rpcrdma_ia *,
struct rpcrdma_regbuf *);
void rpcrdma_free_regbuf(struct rpcrdma_regbuf *);
static inline bool
rpcrdma_regbuf_is_mapped(struct rpcrdma_regbuf *rb)