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NFS: Keep module parameters in the generic NFS client 

Otherwise we break backwards compatibility when v4 becomes a modules.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Bryan Schumaker 2012-07-30 16:05:22 -04:00 committed by Trond Myklebust
parent 19d87ca362
commit fac1e8e4ef
7 changed files with 48 additions and 49 deletions
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24
fs/nfs/callback.c
View File

@ -37,31 +37,7 @@ static struct nfs_callback_data nfs_callback_info[NFS4_MAX_MINOR_VERSION + 1];
static DEFINE_MUTEX(nfs_callback_mutex);
static struct svc_program nfs4_callback_program;
unsigned int nfs_callback_set_tcpport;
unsigned short nfs_callback_tcpport;
unsigned short nfs_callback_tcpport6;
#define NFS_CALLBACK_MAXPORTNR (65535U)
static int param_set_portnr(const char *val, const struct kernel_param *kp)
{
unsigned long num;
int ret;
if (!val)
return -EINVAL;
ret = strict_strtoul(val, 0, &num);
if (ret == -EINVAL || num > NFS_CALLBACK_MAXPORTNR)
return -EINVAL;
*((unsigned int *)kp->arg) = num;
return 0;
}
static struct kernel_param_ops param_ops_portnr = {
.set = param_set_portnr,
.get = param_get_uint,
};
#define param_check_portnr(name, p) __param_check(name, p, unsigned int);
module_param_named(callback_tcpport, nfs_callback_set_tcpport, portnr, 0644);
/*
* This is the NFSv4 callback kernel thread.

3
fs/nfs/idmap.c
View File

@ -52,8 +52,6 @@
#define NFS_UINT_MAXLEN 11
/* Default cache timeout is 10 minutes */
unsigned int nfs_idmap_cache_timeout = 600;
static const struct cred *id_resolver_cache;
static struct key_type key_type_id_resolver_legacy;
@ -366,7 +364,6 @@ static int nfs_idmap_lookup_id(const char *name, size_t namelen, const char *typ
}
/* idmap classic begins here */
module_param(nfs_idmap_cache_timeout, int, 0644);
enum {
Opt_find_uid, Opt_find_gid, Opt_find_user, Opt_find_group, Opt_find_err

4
fs/nfs/nfs4_fs.h
View File

@ -367,7 +367,9 @@ extern struct nfs_subversion nfs_v4;
struct dentry *nfs4_try_mount(int, const char *, struct nfs_mount_info *, struct nfs_subversion *);
int init_nfs_v4(void);
void exit_nfs_v4(void);
extern bool nfs4_disable_idmapping;
extern unsigned short max_session_slots;
extern unsigned short send_implementation_id;
/* nfs4sysctl.c */
#ifdef CONFIG_SYSCTL
int nfs4_register_sysctl(void);

9
fs/nfs/nfs4client.c
View File

@ -17,11 +17,6 @@
#define NFSDBG_FACILITY NFSDBG_CLIENT
/*
* Turn off NFSv4 uid/gid mapping when using AUTH_SYS
*/
static bool nfs4_disable_idmapping = true;
/*
* Get a unique NFSv4.0 callback identifier which will be used
* by the V4.0 callback service to lookup the nfs_client struct
@ -659,7 +654,3 @@ error:
dprintk("<-- nfs4_create_referral_server() = error %d\n", error);
return ERR_PTR(error);
}
module_param(nfs4_disable_idmapping, bool, 0644);
MODULE_PARM_DESC(nfs4_disable_idmapping,
"Turn off NFSv4 idmapping when using 'sec=sys'");

6
fs/nfs/nfs4proc.c
View File

@ -72,8 +72,6 @@
#define NFS4_MAX_LOOP_ON_RECOVER (10)
static unsigned short max_session_slots = NFS4_DEF_SLOT_TABLE_SIZE;
struct nfs4_opendata;
static int _nfs4_proc_open(struct nfs4_opendata *data);
static int _nfs4_recover_proc_open(struct nfs4_opendata *data);
@ -6932,10 +6930,6 @@ const struct xattr_handler *nfs4_xattr_handlers[] = {
NULL
};
module_param(max_session_slots, ushort, 0644);
MODULE_PARM_DESC(max_session_slots, "Maximum number of outstanding NFSv4.1 "
"requests the client will negotiate");
/*
* Local variables:
* c-basic-offset: 8

6
fs/nfs/nfs4xdr.c
View File

@ -852,12 +852,6 @@ const u32 nfs41_maxread_overhead = ((RPC_MAX_HEADER_WITH_AUTH +
XDR_UNIT);
#endif /* CONFIG_NFS_V4_1 */
static unsigned short send_implementation_id = 1;
module_param(send_implementation_id, ushort, 0644);
MODULE_PARM_DESC(send_implementation_id,
"Send implementation ID with NFSv4.1 exchange_id");
static const umode_t nfs_type2fmt[] = {
[NF4BAD] = 0,
[NF4REG] = S_IFREG,

45
fs/nfs/super.c
View File

@ -2574,4 +2574,49 @@ out_no_address:
return -EINVAL;
}
/*
* NFS v4 module parameters need to stay in the
* NFS client for backwards compatibility
*/
unsigned int nfs_callback_set_tcpport;
unsigned short nfs_callback_tcpport;
/* Default cache timeout is 10 minutes */
unsigned int nfs_idmap_cache_timeout = 600;
/* Turn off NFSv4 uid/gid mapping when using AUTH_SYS */
bool nfs4_disable_idmapping = true;
unsigned short max_session_slots = NFS4_DEF_SLOT_TABLE_SIZE;
unsigned short send_implementation_id = 1;
#define NFS_CALLBACK_MAXPORTNR (65535U)
static int param_set_portnr(const char *val, const struct kernel_param *kp)
{
unsigned long num;
int ret;
if (!val)
return -EINVAL;
ret = strict_strtoul(val, 0, &num);
if (ret == -EINVAL || num > NFS_CALLBACK_MAXPORTNR)
return -EINVAL;
*((unsigned int *)kp->arg) = num;
return 0;
}
static struct kernel_param_ops param_ops_portnr = {
.set = param_set_portnr,
.get = param_get_uint,
};
#define param_check_portnr(name, p) __param_check(name, p, unsigned int);
module_param_named(callback_tcpport, nfs_callback_set_tcpport, portnr, 0644);
module_param(nfs_idmap_cache_timeout, int, 0644);
module_param(nfs4_disable_idmapping, bool, 0644);
MODULE_PARM_DESC(nfs4_disable_idmapping,
"Turn off NFSv4 idmapping when using 'sec=sys'");
module_param(max_session_slots, ushort, 0644);
MODULE_PARM_DESC(max_session_slots, "Maximum number of outstanding NFSv4.1 "
"requests the client will negotiate");
module_param(send_implementation_id, ushort, 0644);
MODULE_PARM_DESC(send_implementation_id,
"Send implementation ID with NFSv4.1 exchange_id");
#endif /* CONFIG_NFS_V4 */