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Merge tag 'nfs-rdma-for-5.1-1' of git://git.linux-nfs.org/projects/anna/linux-nfs

Browse Source 
NFSoRDMA client updates for 5.1

New features:
- Convert rpc auth layer to use xdr_streams
- Config option to disable insecure enctypes
- Reduce size of RPC receive buffers

Bugfixes and cleanups:
- Fix sparse warnings
- Check inline size before providing a write chunk
- Reduce the receive doorbell rate
- Various tracepoint improvements

[Trond: Fix up merge conflicts]
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust
2019-02-25 08:39:26 -05:00
parent 5085607d20 2c94b8eca1
commit 06b5fc3ad9
47 changed files with 2078 additions and 1581 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
net/sunrpc/xprt.c
View File

@@ -1168,6 +1168,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task)
/* Note: req is added _before_ pos */
list_add_tail(&req->rq_xmit, &pos->rq_xmit);
INIT_LIST_HEAD(&req->rq_xmit2);
trace_xprt_enq_xmit(task, 1);
goto out;
}
} else if (RPC_IS_SWAPPER(task)) {
@@ -1179,6 +1180,7 @@ xprt_request_enqueue_transmit(struct rpc_task *task)
/* Note: req is added _before_ pos */
list_add_tail(&req->rq_xmit, &pos->rq_xmit);
INIT_LIST_HEAD(&req->rq_xmit2);
trace_xprt_enq_xmit(task, 2);
goto out;
}
} else if (!req->rq_seqno) {
@@ -1187,11 +1189,13 @@ xprt_request_enqueue_transmit(struct rpc_task *task)
continue;
list_add_tail(&req->rq_xmit2, &pos->rq_xmit2);
INIT_LIST_HEAD(&req->rq_xmit);
trace_xprt_enq_xmit(task, 3);
goto out;
}
}
list_add_tail(&req->rq_xmit, &xprt->xmit_queue);
INIT_LIST_HEAD(&req->rq_xmit2);
trace_xprt_enq_xmit(task, 4);
out:
set_bit(RPC_TASK_NEED_XMIT, &task->tk_runstate);
spin_unlock(&xprt->queue_lock);
@@ -1316,8 +1320,6 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task)
int is_retrans = RPC_WAS_SENT(task);
int status;
dprintk("RPC: %5u xprt_transmit(%u)\n", task->tk_pid, req->rq_slen);
if (!req->rq_bytes_sent) {
if (xprt_request_data_received(task)) {
status = 0;
@@ -1339,9 +1341,9 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task)
connect_cookie = xprt->connect_cookie;
status = xprt->ops->send_request(req);
trace_xprt_transmit(xprt, req->rq_xid, status);
if (status != 0) {
req->rq_ntrans--;
trace_xprt_transmit(req, status);
return status;
}
@@ -1350,7 +1352,6 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task)
xprt_inject_disconnect(xprt);
dprintk("RPC: %5u xmit complete\n", task->tk_pid);
task->tk_flags |= RPC_TASK_SENT;
spin_lock_bh(&xprt->transport_lock);
@@ -1363,6 +1364,7 @@ xprt_request_transmit(struct rpc_rqst *req, struct rpc_task *snd_task)
req->rq_connect_cookie = connect_cookie;
out_dequeue:
trace_xprt_transmit(req, status);
xprt_request_dequeue_transmit(task);
rpc_wake_up_queued_task_set_status(&xprt->sending, task, status);
return status;