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author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2018-08-22 20:24:16 +0200 |
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committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2018-09-30 21:35:13 +0200 |
commit | 9dc6edcf676fe188430e8b119f91280bbf285163 (patch) | |
tree | 8a2552e0de3529a2e62105864edb4d9a107c3aa0 /net/sunrpc/xprt.c | |
parent | Linux 4.19-rc6 (diff) | |
download | linux-9dc6edcf676fe188430e8b119f91280bbf285163.tar.xz linux-9dc6edcf676fe188430e8b119f91280bbf285163.zip |
SUNRPC: Clean up initialisation of the struct rpc_rqst
Move the initialisation back into xprt.c.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc/xprt.c')
-rw-r--r-- | net/sunrpc/xprt.c | 91 |
1 files changed, 51 insertions, 40 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index a8db2e3f8904..6aa09edc9567 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1250,6 +1250,55 @@ void xprt_free(struct rpc_xprt *xprt) } EXPORT_SYMBOL_GPL(xprt_free); +static __be32 +xprt_alloc_xid(struct rpc_xprt *xprt) +{ + __be32 xid; + + spin_lock(&xprt->reserve_lock); + xid = (__force __be32)xprt->xid++; + spin_unlock(&xprt->reserve_lock); + return xid; +} + +static void +xprt_init_xid(struct rpc_xprt *xprt) +{ + xprt->xid = prandom_u32(); +} + +static void +xprt_request_init(struct rpc_task *task) +{ + struct rpc_xprt *xprt = task->tk_xprt; + struct rpc_rqst *req = task->tk_rqstp; + + INIT_LIST_HEAD(&req->rq_list); + req->rq_timeout = task->tk_client->cl_timeout->to_initval; + req->rq_task = task; + req->rq_xprt = xprt; + req->rq_buffer = NULL; + req->rq_xid = xprt_alloc_xid(xprt); + req->rq_connect_cookie = xprt->connect_cookie - 1; + req->rq_bytes_sent = 0; + req->rq_snd_buf.len = 0; + req->rq_snd_buf.buflen = 0; + req->rq_rcv_buf.len = 0; + req->rq_rcv_buf.buflen = 0; + req->rq_release_snd_buf = NULL; + xprt_reset_majortimeo(req); + dprintk("RPC: %5u reserved req %p xid %08x\n", task->tk_pid, + req, ntohl(req->rq_xid)); +} + +static void +xprt_do_reserve(struct rpc_xprt *xprt, struct rpc_task *task) +{ + xprt->ops->alloc_slot(xprt, task); + if (task->tk_rqstp != NULL) + xprt_request_init(task); +} + /** * xprt_reserve - allocate an RPC request slot * @task: RPC task requesting a slot allocation @@ -1269,7 +1318,7 @@ void xprt_reserve(struct rpc_task *task) task->tk_timeout = 0; task->tk_status = -EAGAIN; if (!xprt_throttle_congested(xprt, task)) - xprt->ops->alloc_slot(xprt, task); + xprt_do_reserve(xprt, task); } /** @@ -1291,45 +1340,7 @@ void xprt_retry_reserve(struct rpc_task *task) task->tk_timeout = 0; task->tk_status = -EAGAIN; - xprt->ops->alloc_slot(xprt, task); -} - -static inline __be32 xprt_alloc_xid(struct rpc_xprt *xprt) -{ - __be32 xid; - - spin_lock(&xprt->reserve_lock); - xid = (__force __be32)xprt->xid++; - spin_unlock(&xprt->reserve_lock); - return xid; -} - -static inline void xprt_init_xid(struct rpc_xprt *xprt) -{ - xprt->xid = prandom_u32(); -} - -void xprt_request_init(struct rpc_task *task) -{ - struct rpc_xprt *xprt = task->tk_xprt; - struct rpc_rqst *req = task->tk_rqstp; - - INIT_LIST_HEAD(&req->rq_list); - req->rq_timeout = task->tk_client->cl_timeout->to_initval; - req->rq_task = task; - req->rq_xprt = xprt; - req->rq_buffer = NULL; - req->rq_xid = xprt_alloc_xid(xprt); - req->rq_connect_cookie = xprt->connect_cookie - 1; - req->rq_bytes_sent = 0; - req->rq_snd_buf.len = 0; - req->rq_snd_buf.buflen = 0; - req->rq_rcv_buf.len = 0; - req->rq_rcv_buf.buflen = 0; - req->rq_release_snd_buf = NULL; - xprt_reset_majortimeo(req); - dprintk("RPC: %5u reserved req %p xid %08x\n", task->tk_pid, - req, ntohl(req->rq_xid)); + xprt_do_reserve(xprt, task); } /** |