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authorChuck Lever <chuck.lever@oracle.com>2017-10-20 10:48:20 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-11-17 13:47:57 -0500
commit531cca0c9b17c185377fd081b43ffca953cfecad (patch)
treecc149e603d561f444e48c48513ba374a35e33329 /net/sunrpc
parentae72950abf99fb250aca972b3451b6e06a096c68 (diff)
downloadlinux-531cca0c9b17c185377fd081b43ffca953cfecad.tar.bz2
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: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/xprtrdma/backchannel.c2
-rw-r--r--net/sunrpc/xprtrdma/transport.c2
-rw-r--r--net/sunrpc/xprtrdma/verbs.c1
-rw-r--r--net/sunrpc/xprtrdma/xprt_rdma.h7
4 files changed, 8 insertions, 4 deletions
diff --git a/net/sunrpc/xprtrdma/backchannel.c b/net/sunrpc/xprtrdma/backchannel.c
index f0d5998330fe..088c9cc259d7 100644
--- a/net/sunrpc/xprtrdma/backchannel.c
+++ b/net/sunrpc/xprtrdma/backchannel.c
@@ -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);
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 7be6e2519197..acdb2e9c72c8 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -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);
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 1bf7b1ee5699..bab63adf070b 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -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);
}
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index 537cfabe47d1..417532069842 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -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)
{