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authorChuck Lever <chuck.lever@oracle.com>2016-09-15 10:56:26 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2016-09-19 13:08:38 -0400
commit13650c23f10603154d989cff70b5c8a889e69fc2 (patch)
tree951f33c61904dcd889e5ed191031f1fcaf56ee18 /net
parent54cbd6b0c6b9410782da3efe7377d43bb636faaf (diff)
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xprtrdma: Eliminate "ia" argument in rpcrdma_{alloc, free}_regbuf
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>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c7
-rw-r--r--net/sunrpc/xprtrdma/transport.c11
-rw-r--r--net/sunrpc/xprtrdma/verbs.c28
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h8
4 files changed, 23 insertions, 31 deletions
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index 8bc249e50713..a19530d56c66 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -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;
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 34246916434b..5adaa1d3d1e7 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -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;
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 09346cd01bcb..1f7f4a9623de 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -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;
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index d37ee24d2534..4875af772735 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -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)