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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2018-08-09 23:33:21 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2018-09-30 15:35:15 -0400 |
| commit | 944b042921a17d1a4e51bb05f8edf2b93d26e36f (patch) | |
| tree | 8a1b6271aae6794793c136d2b12b1386f739b25d /include | |
| parent | ef3f54347f690d06649c0d7a1f63d3410b3d08d3 (diff) | |
| download | lwn-944b042921a17d1a4e51bb05f8edf2b93d26e36f.tar.gz lwn-944b042921a17d1a4e51bb05f8edf2b93d26e36f.zip | |
SUNRPC: Add a transmission queue for RPC requests
Add the queue that will enforce the ordering of RPC task transmission.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 9cec2d0811f2..81a6c2c8dfc7 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -88,6 +88,8 @@ struct rpc_rqst { struct list_head rq_recv; /* Receive queue */ }; + struct list_head rq_xmit; /* Send queue */ + void *rq_buffer; /* Call XDR encode buffer */ size_t rq_callsize; void *rq_rbuffer; /* Reply XDR decode buffer */ @@ -242,6 +244,9 @@ struct rpc_xprt { spinlock_t queue_lock; /* send/receive queue lock */ u32 xid; /* Next XID value to use */ struct rpc_task * snd_task; /* Task blocked in send */ + + struct list_head xmit_queue; /* Send queue */ + struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */ #if defined(CONFIG_SUNRPC_BACKCHANNEL) struct svc_serv *bc_serv; /* The RPC service which will */ @@ -339,6 +344,7 @@ void xprt_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req); void xprt_lock_and_alloc_slot(struct rpc_xprt *xprt, struct rpc_task *task); bool xprt_prepare_transmit(struct rpc_task *task); +void xprt_request_enqueue_transmit(struct rpc_task *task); void xprt_request_enqueue_receive(struct rpc_task *task); void xprt_request_wait_receive(struct rpc_task *task); void xprt_transmit(struct rpc_task *task); |