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SUNRPC: make various functions static, or not exported.

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Various functions are only used within the sunrpc module, and several
are only use in the one file.  So clean up:

These are marked static, and any EXPORT is removed.
  svc_rcpb_setup()
  svc_rqst_alloc()
  svc_rqst_free()  - also moved before first use
  svc_rpcbind_set_version()
  svc_drop() - also moved to svc.c

These are now not EXPORTed, but are not static.
  svc_authenticate()
  svc_sock_update_bufs()

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
NeilBrown 2024-07-15 17:14:15 +10:00 committed by Chuck Lever
parent 4ed9ef3260
commit f2b27e1d72
8 changed files with 29 additions and 46 deletions
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9
include/linux/sunrpc/svc.h
View File

@ -401,17 +401,13 @@ struct svc_procedure {
*/
int sunrpc_set_pool_mode(const char *val);
int sunrpc_get_pool_mode(char *val, size_t size);
int svc_rpcb_setup(struct svc_serv *serv, struct net *net);
void svc_rpcb_cleanup(struct svc_serv *serv, struct net *net);
int svc_bind(struct svc_serv *serv, struct net *net);
struct svc_serv *svc_create(struct svc_program *, unsigned int,
int (*threadfn)(void *data));
struct svc_rqst *svc_rqst_alloc(struct svc_serv *serv,
struct svc_pool *pool, int node);
bool svc_rqst_replace_page(struct svc_rqst *rqstp,
struct page *page);
void svc_rqst_release_pages(struct svc_rqst *rqstp);
void svc_rqst_free(struct svc_rqst *);
void svc_exit_thread(struct svc_rqst *);
struct svc_serv * svc_create_pooled(struct svc_program *prog,
struct svc_stat *stats,
@ -446,11 +442,6 @@ int svc_generic_rpcbind_set(struct net *net,
u32 version, int family,
unsigned short proto,
unsigned short port);
int svc_rpcbind_set_version(struct net *net,
const struct svc_program *progp,
u32 version, int family,
unsigned short proto,
unsigned short port);
#define RPC_MAX_ADDRBUFLEN (63U)

1
include/linux/sunrpc/svcauth.h
View File

@ -151,7 +151,6 @@ struct auth_ops {
struct svc_xprt;
extern enum svc_auth_status svc_authenticate(struct svc_rqst *rqstp);
extern rpc_authflavor_t svc_auth_flavor(struct svc_rqst *rqstp);
extern int svc_authorise(struct svc_rqst *rqstp);
extern enum svc_auth_status svc_set_client(struct svc_rqst *rqstp);

2
include/linux/sunrpc/svcsock.h
View File

@ -58,8 +58,6 @@ static inline u32 svc_sock_final_rec(struct svc_sock *svsk)
*/
void svc_recv(struct svc_rqst *rqstp);
void svc_send(struct svc_rqst *rqstp);
void svc_drop(struct svc_rqst *);
void svc_sock_update_bufs(struct svc_serv *serv);
int svc_addsock(struct svc_serv *serv, struct net *net,
const int fd, char *name_return, const size_t len,
const struct cred *cred);

4
net/sunrpc/sunrpc.h
View File

@ -36,7 +36,11 @@ static inline int sock_is_loopback(struct sock *sk)
return loopback;
}
struct svc_serv;
struct svc_rqst;
int rpc_clients_notifier_register(void);
void rpc_clients_notifier_unregister(void);
void auth_domain_cleanup(void);
void svc_sock_update_bufs(struct svc_serv *serv);
enum svc_auth_status svc_authenticate(struct svc_rqst *rqstp);
#endif /* _NET_SUNRPC_SUNRPC_H */

48
net/sunrpc/svc.c
View File

@ -32,6 +32,7 @@
#include <trace/events/sunrpc.h>
#include "fail.h"
#include "sunrpc.h"
#define RPCDBG_FACILITY RPCDBG_SVCDSP
@ -417,7 +418,7 @@ struct svc_pool *svc_pool_for_cpu(struct svc_serv *serv)
return &serv->sv_pools[pidx % serv->sv_nrpools];
}
int svc_rpcb_setup(struct svc_serv *serv, struct net *net)
static int svc_rpcb_setup(struct svc_serv *serv, struct net *net)
{
int err;
@ -429,7 +430,6 @@ int svc_rpcb_setup(struct svc_serv *serv, struct net *net)
svc_unregister(serv, net);
return 0;
}
EXPORT_SYMBOL_GPL(svc_rpcb_setup);
void svc_rpcb_cleanup(struct svc_serv *serv, struct net *net)
{
@ -664,7 +664,20 @@ svc_release_buffer(struct svc_rqst *rqstp)
put_page(rqstp->rq_pages[i]);
}
struct svc_rqst *
static void
svc_rqst_free(struct svc_rqst *rqstp)
{
folio_batch_release(&rqstp->rq_fbatch);
svc_release_buffer(rqstp);
if (rqstp->rq_scratch_page)
put_page(rqstp->rq_scratch_page);
kfree(rqstp->rq_resp);
kfree(rqstp->rq_argp);
kfree(rqstp->rq_auth_data);
kfree_rcu(rqstp, rq_rcu_head);
}
static struct svc_rqst *
svc_rqst_alloc(struct svc_serv *serv, struct svc_pool *pool, int node)
{
struct svc_rqst *rqstp;
@ -698,7 +711,6 @@ svc_rqst_alloc(struct svc_serv *serv, struct svc_pool *pool, int node)
svc_rqst_free(rqstp);
return NULL;
}
EXPORT_SYMBOL_GPL(svc_rqst_alloc);
static struct svc_rqst *
svc_prepare_thread(struct svc_serv *serv, struct svc_pool *pool, int node)
@ -933,24 +945,6 @@ void svc_rqst_release_pages(struct svc_rqst *rqstp)
}
}
/*
* Called from a server thread as it's exiting. Caller must hold the "service
* mutex" for the service.
*/
void
svc_rqst_free(struct svc_rqst *rqstp)
{
folio_batch_release(&rqstp->rq_fbatch);
svc_release_buffer(rqstp);
if (rqstp->rq_scratch_page)
put_page(rqstp->rq_scratch_page);
kfree(rqstp->rq_resp);
kfree(rqstp->rq_argp);
kfree(rqstp->rq_auth_data);
kfree_rcu(rqstp, rq_rcu_head);
}
EXPORT_SYMBOL_GPL(svc_rqst_free);
void
svc_exit_thread(struct svc_rqst *rqstp)
{
@ -1098,6 +1092,7 @@ static int __svc_register(struct net *net, const char *progname,
return error;
}
static
int svc_rpcbind_set_version(struct net *net,
const struct svc_program *progp,
u32 version, int family,
@ -1108,7 +1103,6 @@ int svc_rpcbind_set_version(struct net *net,
version, family, proto, port);
}
EXPORT_SYMBOL_GPL(svc_rpcbind_set_version);
int svc_generic_rpcbind_set(struct net *net,
const struct svc_program *progp,
@ -1526,6 +1520,14 @@ svc_process_common(struct svc_rqst *rqstp)
goto sendit;
}
/*
* Drop request
*/
static void svc_drop(struct svc_rqst *rqstp)
{
trace_svc_drop(rqstp);
}
/**
* svc_process - Execute one RPC transaction
* @rqstp: RPC transaction context

9
net/sunrpc/svc_xprt.c
View File

@ -905,15 +905,6 @@ void svc_recv(struct svc_rqst *rqstp)
}
EXPORT_SYMBOL_GPL(svc_recv);
/*
* Drop request
*/
void svc_drop(struct svc_rqst *rqstp)
{
trace_svc_drop(rqstp);
}
EXPORT_SYMBOL_GPL(svc_drop);
/**
* svc_send - Return reply to client
* @rqstp: RPC transaction context

1
net/sunrpc/svcauth.c
View File

@ -98,7 +98,6 @@ enum svc_auth_status svc_authenticate(struct svc_rqst *rqstp)
rqstp->rq_authop = aops;
return aops->accept(rqstp);
}
EXPORT_SYMBOL_GPL(svc_authenticate);
/**
* svc_set_client - Assign an appropriate 'auth_domain' as the client

1
net/sunrpc/svcsock.c
View File

@ -1378,7 +1378,6 @@ void svc_sock_update_bufs(struct svc_serv *serv)
set_bit(XPT_CHNGBUF, &svsk->sk_xprt.xpt_flags);
spin_unlock_bh(&serv->sv_lock);
}
EXPORT_SYMBOL_GPL(svc_sock_update_bufs);
/*
* Initialize socket for RPC use and create svc_sock struct