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SUNRPC: sunrpc should not explicitly depend on NFS config options

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Change explicit references to CONFIG_NFS_V4_1 to implicit ones
Get rid of the unnecessary defines in backchannel_rqst.c and
bc_svc.c: the Makefile takes care of those dependency.

Signed-off-by: Trond Myklebust <[email protected]>
This commit is contained in:
Trond Myklebust 2011-07-13 19:20:49 -04:00
commit 9e00abc3c2
13 changed files with 39 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

4
net/sunrpc/Kconfig
View file

@ -4,6 +4,10 @@ config SUNRPC
config SUNRPC_GSS
tristate
config SUNRPC_BACKCHANNEL
bool
depends on SUNRPC
config SUNRPC_XPRT_RDMA
tristate
depends on SUNRPC && INFINIBAND && INFINIBAND_ADDR_TRANS && EXPERIMENTAL

2
net/sunrpc/Makefile
View file

@ -13,6 +13,6 @@ sunrpc-y := clnt.o xprt.o socklib.o xprtsock.o sched.o \
addr.o rpcb_clnt.o timer.o xdr.o \
sunrpc_syms.o cache.o rpc_pipe.o \
svc_xprt.o
sunrpc-$(CONFIG_NFS_V4_1) += backchannel_rqst.o bc_svc.o
sunrpc-$(CONFIG_SUNRPC_BACKCHANNEL) += backchannel_rqst.o bc_svc.o
sunrpc-$(CONFIG_PROC_FS) += stats.o
sunrpc-$(CONFIG_SYSCTL) += sysctl.o

3
net/sunrpc/backchannel_rqst.c
View file

@ -29,8 +29,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#define RPCDBG_FACILITY RPCDBG_TRANS
#endif
#if defined(CONFIG_NFS_V4_1)
/*
* Helper routines that track the number of preallocation elements
* on the transport.
@ -279,4 +277,3 @@ void xprt_free_bc_request(struct rpc_rqst *req)
spin_unlock_bh(&xprt->bc_pa_lock);
}
#endif /* CONFIG_NFS_V4_1 */

3
net/sunrpc/bc_svc.c
View file

@ -27,8 +27,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* reply over an existing open connection previously established by the client.
*/
#if defined(CONFIG_NFS_V4_1)
#include <linux/module.h>
#include <linux/sunrpc/xprt.h>
@ -63,4 +61,3 @@ int bc_send(struct rpc_rqst *req)
return ret;
}
#endif /* CONFIG_NFS_V4_1 */

12
net/sunrpc/clnt.c
View file

@ -64,9 +64,9 @@ static void call_decode(struct rpc_task *task);
static void call_bind(struct rpc_task *task);
static void call_bind_status(struct rpc_task *task);
static void call_transmit(struct rpc_task *task);
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
static void call_bc_transmit(struct rpc_task *task);
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
static void call_status(struct rpc_task *task);
static void call_transmit_status(struct rpc_task *task);
static void call_refresh(struct rpc_task *task);
@ -716,7 +716,7 @@ rpc_call_async(struct rpc_clnt *clnt, const struct rpc_message *msg, int flags,
}
EXPORT_SYMBOL_GPL(rpc_call_async);
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/**
* rpc_run_bc_task - Allocate a new RPC task for backchannel use, then run
* rpc_execute against it
@ -759,7 +759,7 @@ out:
dprintk("RPC: rpc_run_bc_task: task= %p\n", task);
return task;
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
void
rpc_call_start(struct rpc_task *task)
@ -1362,7 +1362,7 @@ call_transmit_status(struct rpc_task *task)
}
}
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/*
* 5b. Send the backchannel RPC reply. On error, drop the reply. In
* addition, disconnect on connectivity errors.
@ -1426,7 +1426,7 @@ call_bc_transmit(struct rpc_task *task)
}
rpc_wake_up_queued_task(&req->rq_xprt->pending, task);
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
/*
* 6. Sort out the RPC call status

4
net/sunrpc/svc.c
View file

@ -1252,7 +1252,7 @@ svc_process(struct svc_rqst *rqstp)
}
}
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/*
* Process a backchannel RPC request that arrived over an existing
* outbound connection
@ -1301,7 +1301,7 @@ bc_svc_process(struct svc_serv *serv, struct rpc_rqst *req,
}
}
EXPORT_SYMBOL(bc_svc_process);
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
/*
* Return (transport-specific) limit on the rpc payload.

14
net/sunrpc/svcsock.c
View file

@ -66,12 +66,12 @@ static void svc_sock_free(struct svc_xprt *);
static struct svc_xprt *svc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
static struct svc_xprt *svc_bc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
static void svc_bc_sock_free(struct svc_xprt *xprt);
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
#ifdef CONFIG_DEBUG_LOCK_ALLOC
static struct lock_class_key svc_key[2];
@ -1241,7 +1241,7 @@ static struct svc_xprt *svc_tcp_create(struct svc_serv *serv,
return svc_create_socket(serv, IPPROTO_TCP, net, sa, salen, flags);
}
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
static struct svc_xprt *svc_bc_create_socket(struct svc_serv *, int,
struct net *, struct sockaddr *,
int, int);
@ -1282,7 +1282,7 @@ static void svc_cleanup_bc_xprt_sock(void)
{
svc_unreg_xprt_class(&svc_tcp_bc_class);
}
#else /* CONFIG_NFS_V4_1 */
#else /* CONFIG_SUNRPC_BACKCHANNEL */
static void svc_init_bc_xprt_sock(void)
{
}
@ -1290,7 +1290,7 @@ static void svc_init_bc_xprt_sock(void)
static void svc_cleanup_bc_xprt_sock(void)
{
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
static struct svc_xprt_ops svc_tcp_ops = {
.xpo_create = svc_tcp_create,
@ -1621,7 +1621,7 @@ static void svc_sock_free(struct svc_xprt *xprt)
kfree(svsk);
}
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/*
* Create a back channel svc_xprt which shares the fore channel socket.
*/
@ -1660,4 +1660,4 @@ static void svc_bc_sock_free(struct svc_xprt *xprt)
if (xprt)
kfree(container_of(xprt, struct svc_sock, sk_xprt));
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */

4
net/sunrpc/xprt.c
View file

@ -1111,10 +1111,10 @@ found:
INIT_LIST_HEAD(&xprt->free);
INIT_LIST_HEAD(&xprt->recv);
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
spin_lock_init(&xprt->bc_pa_lock);
INIT_LIST_HEAD(&xprt->bc_pa_list);
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
INIT_WORK(&xprt->task_cleanup, xprt_autoclose);
if (xprt_has_timer(xprt))

6
net/sunrpc/xprtsock.c
View file

@ -37,7 +37,7 @@
#include <linux/sunrpc/svcsock.h>
#include <linux/sunrpc/xprtsock.h>
#include <linux/file.h>
#ifdef CONFIG_NFS_V4_1
#ifdef CONFIG_SUNRPC_BACKCHANNEL
#include <linux/sunrpc/bc_xprt.h>
#endif
@ -1236,7 +1236,7 @@ static inline int xs_tcp_read_reply(struct rpc_xprt *xprt,
return 0;
}
#if defined(CONFIG_NFS_V4_1)
#if defined(CONFIG_SUNRPC_BACKCHANNEL)
/*
* Obtains an rpc_rqst previously allocated and invokes the common
* tcp read code to read the data. The result is placed in the callback
@ -1299,7 +1299,7 @@ static inline int _xs_tcp_read_data(struct rpc_xprt *xprt,
{
return xs_tcp_read_reply(xprt, desc);
}
#endif /* CONFIG_NFS_V4_1 */
#endif /* CONFIG_SUNRPC_BACKCHANNEL */
/*
* Read data off the transport. This can be either an RPC_CALL or an