* [RFC Patch 01/09] NFS/RDMA client - RPC symbols
@ 2007-07-11 21:07 Talpey, Thomas
0 siblings, 0 replies; only message in thread
From: Talpey, Thomas @ 2007-07-11 21:07 UTC (permalink / raw)
To: nfs
SUNRPC: add EXPORT_SYMBOL_GPL for generic transport functions
As a preface to allowing arbitrary transport modules to be loaded
dynamically, add EXPORT_SYMBOL_GPL for all generic transport functions that
a transport implementation might want to use.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
net/sunrpc/rpcb_clnt.c | 4 ++++
net/sunrpc/sched.c | 2 ++
net/sunrpc/socklib.c | 3 +++
net/sunrpc/timer.c | 4 ++++
net/sunrpc/xprt.c | 15 +++++++++++++++
5 files changed, 28 insertions(+), 0 deletions(-)
Index: linux-2.6.22/net/sunrpc/sched.c
===================================================================
--- linux-2.6.22.orig/net/sunrpc/sched.c
+++ linux-2.6.22/net/sunrpc/sched.c
@@ -776,6 +776,7 @@ void *rpc_malloc(struct rpc_task *task,
task->tk_pid, size, buf);
return &buf->data;
}
+EXPORT_SYMBOL_GPL(rpc_malloc);
/**
* rpc_free - free buffer allocated via rpc_malloc
@@ -801,6 +802,7 @@ void rpc_free(void *buffer)
else
kfree(buf);
}
+EXPORT_SYMBOL_GPL(rpc_free);
/*
* Creation and deletion of RPC task structures
Index: linux-2.6.22/net/sunrpc/socklib.c
===================================================================
--- linux-2.6.22.orig/net/sunrpc/socklib.c
+++ linux-2.6.22/net/sunrpc/socklib.c
@@ -34,6 +34,7 @@ size_t xdr_skb_read_bits(struct xdr_skb_
desc->offset += len;
return len;
}
+EXPORT_SYMBOL_GPL(xdr_skb_read_bits);
/**
* xdr_skb_read_and_csum_bits - copy and checksum from skb to buffer
@@ -137,6 +138,7 @@ copy_tail:
out:
return copied;
}
+EXPORT_SYMBOL_GPL(xdr_partial_copy_from_skb);
/**
* csum_partial_copy_to_xdr - checksum and copy data
@@ -179,3 +181,4 @@ no_checksum:
return -1;
return 0;
}
+EXPORT_SYMBOL_GPL(csum_partial_copy_to_xdr);
Index: linux-2.6.22/net/sunrpc/timer.c
===================================================================
--- linux-2.6.22.orig/net/sunrpc/timer.c
+++ linux-2.6.22/net/sunrpc/timer.c
@@ -17,6 +17,7 @@
#include <linux/types.h>
#include <linux/unistd.h>
+#include <linux/module.h>
#include <linux/sunrpc/clnt.h>
@@ -40,6 +41,7 @@ rpc_init_rtt(struct rpc_rtt *rt, unsigne
rt->ntimeouts[i] = 0;
}
}
+EXPORT_SYMBOL_GPL(rpc_init_rtt);
/*
* NB: When computing the smoothed RTT and standard deviation,
@@ -75,6 +77,7 @@ rpc_update_rtt(struct rpc_rtt *rt, unsig
if (*sdrtt < RPC_RTO_MIN)
*sdrtt = RPC_RTO_MIN;
}
+EXPORT_SYMBOL_GPL(rpc_update_rtt);
/*
* Estimate rto for an nfs rpc sent via. an unreliable datagram.
@@ -103,3 +106,4 @@ rpc_calc_rto(struct rpc_rtt *rt, unsigne
return res;
}
+EXPORT_SYMBOL_GPL(rpc_calc_rto);
Index: linux-2.6.22/net/sunrpc/xprt.c
===================================================================
--- linux-2.6.22.orig/net/sunrpc/xprt.c
+++ linux-2.6.22/net/sunrpc/xprt.c
@@ -118,6 +118,7 @@ out_sleep:
rpc_sleep_on(&xprt->sending, task, NULL, NULL);
return 0;
}
+EXPORT_SYMBOL_GPL(xprt_reserve_xprt);
static void xprt_clear_locked(struct rpc_xprt *xprt)
{
@@ -167,6 +168,7 @@ out_sleep:
rpc_sleep_on(&xprt->sending, task, NULL, NULL);
return 0;
}
+EXPORT_SYMBOL_GPL(xprt_reserve_xprt_cong);
static inline int xprt_lock_write(struct rpc_xprt *xprt, struct rpc_task *task)
{
@@ -246,6 +248,7 @@ void xprt_release_xprt(struct rpc_xprt *
__xprt_lock_write_next(xprt);
}
}
+EXPORT_SYMBOL_GPL(xprt_release_xprt);
/**
* xprt_release_xprt_cong - allow other requests to use a transport
@@ -262,6 +265,7 @@ void xprt_release_xprt_cong(struct rpc_x
__xprt_lock_write_next_cong(xprt);
}
}
+EXPORT_SYMBOL_GPL(xprt_release_xprt_cong);
static inline void xprt_release_write(struct rpc_xprt *xprt, struct rpc_task *task)
{
@@ -314,6 +318,7 @@ void xprt_release_rqst_cong(struct rpc_t
{
__xprt_put_cong(task->tk_xprt, task->tk_rqstp);
}
+EXPORT_SYMBOL_GPL(xprt_release_rqst_cong);
/**
* xprt_adjust_cwnd - adjust transport congestion window
@@ -345,6 +350,7 @@ void xprt_adjust_cwnd(struct rpc_task *t
xprt->cwnd = cwnd;
__xprt_put_cong(xprt, req);
}
+EXPORT_SYMBOL_GPL(xprt_adjust_cwnd);
/**
* xprt_wake_pending_tasks - wake all tasks on a transport's pending queue
@@ -359,6 +365,7 @@ void xprt_wake_pending_tasks(struct rpc_
else
rpc_wake_up(&xprt->pending);
}
+EXPORT_SYMBOL_GPL(xprt_wake_pending_tasks);
/**
* xprt_wait_for_buffer_space - wait for transport output buffer to clear
@@ -373,6 +380,7 @@ void xprt_wait_for_buffer_space(struct r
task->tk_timeout = req->rq_timeout;
rpc_sleep_on(&xprt->pending, task, NULL, NULL);
}
+EXPORT_SYMBOL_GPL(xprt_wait_for_buffer_space);
/**
* xprt_write_space - wake the task waiting for transport output buffer space
@@ -393,6 +401,7 @@ void xprt_write_space(struct rpc_xprt *x
}
spin_unlock_bh(&xprt->transport_lock);
}
+EXPORT_SYMBOL_GPL(xprt_write_space);
/**
* xprt_set_retrans_timeout_def - set a request's retransmit timeout
@@ -406,6 +415,7 @@ void xprt_set_retrans_timeout_def(struct
{
task->tk_timeout = task->tk_rqstp->rq_timeout;
}
+EXPORT_SYMBOL_GPL(xprt_set_retrans_timeout_def);
/*
* xprt_set_retrans_timeout_rtt - set a request's retransmit timeout
@@ -425,6 +435,7 @@ void xprt_set_retrans_timeout_rtt(struct
if (task->tk_timeout > max_timeout || task->tk_timeout == 0)
task->tk_timeout = max_timeout;
}
+EXPORT_SYMBOL_GPL(xprt_set_retrans_timeout_rtt);
static void xprt_reset_majortimeo(struct rpc_rqst *req)
{
@@ -500,6 +511,7 @@ void xprt_disconnect(struct rpc_xprt *xp
xprt_wake_pending_tasks(xprt, -ENOTCONN);
spin_unlock_bh(&xprt->transport_lock);
}
+EXPORT_SYMBOL_GPL(xprt_disconnect);
static void
xprt_init_autodisconnect(unsigned long data)
@@ -610,6 +622,7 @@ struct rpc_rqst *xprt_lookup_rqst(struct
xprt->stat.bad_xids++;
return NULL;
}
+EXPORT_SYMBOL_GPL(xprt_lookup_rqst);
/**
* xprt_update_rtt - update an RPC client's RTT state after receiving a reply
@@ -629,6 +642,7 @@ void xprt_update_rtt(struct rpc_task *ta
rpc_set_timeo(rtt, timer, req->rq_ntrans - 1);
}
}
+EXPORT_SYMBOL_GPL(xprt_update_rtt);
/**
* xprt_complete_rqst - called when reply processing is complete
@@ -653,6 +667,7 @@ void xprt_complete_rqst(struct rpc_task
req->rq_received = req->rq_private_buf.len = copied;
rpc_wake_up_task(task);
}
+EXPORT_SYMBOL_GPL(xprt_complete_rqst);
static void xprt_timer(struct rpc_task *task)
{
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2007-07-11 21:07 [RFC Patch 01/09] NFS/RDMA client - RPC symbols Talpey, Thomas
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