Change the sysctl naming for the old and new NFS clients

to vfs.oldnfs.xxx and vfs.nfs.xxx respectively. This makes
the default nfs client use vfs.nfs.xxx after r221124.

14 files changed, 68 insertions, 74 deletions

diff --git a/sys/fs/nfs/nfs_commonkrpc.c b/sys/fs/nfs/nfs_commonkrpc.c
index 8b5f391..ba1ac4e 100644
--- a/sys/fs/nfs/nfs_commonkrpc.c
+++ b/sys/fs/nfs/nfs_commonkrpc.c
@@ -78,17 +78,17 @@ static int	nfs3_jukebox_delay = 10;
 static int	nfs_skip_wcc_data_onerr = 1;
 static int	nfs_keytab_enctype = ETYPE_DES_CBC_CRC;
 
-SYSCTL_DECL(_vfs_newnfs);
+SYSCTL_DECL(_vfs_nfs);
 
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, bufpackets, CTLFLAG_RW, &nfs_bufpackets, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, bufpackets, CTLFLAG_RW, &nfs_bufpackets, 0,
     "Buffer reservation size 2 < x < 64");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, reconnects, CTLFLAG_RD, &nfs_reconnects, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, reconnects, CTLFLAG_RD, &nfs_reconnects, 0,
     "Number of times the nfs client has had to reconnect");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs3_jukebox_delay, CTLFLAG_RW, &nfs3_jukebox_delay, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs3_jukebox_delay, CTLFLAG_RW, &nfs3_jukebox_delay, 0,
     "Number of seconds to delay a retry after receiving EJUKEBOX");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, skip_wcc_data_onerr, CTLFLAG_RW, &nfs_skip_wcc_data_onerr, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, skip_wcc_data_onerr, CTLFLAG_RW, &nfs_skip_wcc_data_onerr, 0,
     "Disable weak cache consistency checking when server returns an error");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, keytab_enctype, CTLFLAG_RW, &nfs_keytab_enctype, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, keytab_enctype, CTLFLAG_RW, &nfs_keytab_enctype, 0,
     "Encryption type for the keytab entry used by nfs");
 
 static void	nfs_down(struct nfsmount *, struct thread *, const char *,
diff --git a/sys/fs/nfs/nfs_commonport.c b/sys/fs/nfs/nfs_commonport.c
index ee37cbc..6254915 100644
--- a/sys/fs/nfs/nfs_commonport.c
+++ b/sys/fs/nfs/nfs_commonport.c
@@ -69,14 +69,12 @@ void (*ncl_call_invalcaches)(struct vnode *) = NULL;
 static int nfs_realign_test;
 static int nfs_realign_count;
 
-SYSCTL_NODE(_vfs, OID_AUTO, newnfs, CTLFLAG_RW, 0, "New NFS filesystem");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, realign_test, CTLFLAG_RW, &nfs_realign_test,
+SYSCTL_NODE(_vfs, OID_AUTO, nfs, CTLFLAG_RW, 0, "New NFS filesystem");
+SYSCTL_INT(_vfs_nfs, OID_AUTO, realign_test, CTLFLAG_RW, &nfs_realign_test,
     0, "Number of realign tests done");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, realign_count, CTLFLAG_RW, &nfs_realign_count,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, realign_count, CTLFLAG_RW, &nfs_realign_count,
     0, "Number of mbuf realignments done");
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs4acl_enable, CTLFLAG_RW, &nfsrv_useacl,
-    0, "Enable NFSv4 ACLs");
-SYSCTL_STRING(_vfs_newnfs, OID_AUTO, callback_addr, CTLFLAG_RW,
+SYSCTL_STRING(_vfs_nfs, OID_AUTO, callback_addr, CTLFLAG_RW,
     nfsv4_callbackaddr, sizeof(nfsv4_callbackaddr),
     "NFSv4 callback addr for server to use");
 
diff --git a/sys/fs/nfsclient/nfs_clkrpc.c b/sys/fs/nfsclient/nfs_clkrpc.c
index 1b6734d..c4f7e94 100644
--- a/sys/fs/nfsclient/nfs_clkrpc.c
+++ b/sys/fs/nfsclient/nfs_clkrpc.c
@@ -46,8 +46,6 @@ __FBSDID("$FreeBSD$");
 
 NFSDLOCKMUTEX;
 
-SYSCTL_DECL(_vfs_newnfs);
-
 SVCPOOL		*nfscbd_pool;
 
 static int nfs_cbproc(struct nfsrv_descript *, u_int32_t);
diff --git a/sys/fs/nfsclient/nfs_clnfsiod.c b/sys/fs/nfsclient/nfs_clnfsiod.c
index 7ee19ad..0f1810f 100644
--- a/sys/fs/nfsclient/nfs_clnfsiod.c
+++ b/sys/fs/nfsclient/nfs_clnfsiod.c
@@ -80,11 +80,11 @@ static void	nfssvc_iod(void *);
 
 static int nfs_asyncdaemon[NFS_MAXASYNCDAEMON];
 
-SYSCTL_DECL(_vfs_newnfs);
+SYSCTL_DECL(_vfs_nfs);
 
 /* Maximum number of seconds a nfsiod kthread will sleep before exiting */
 static unsigned int nfs_iodmaxidle = 120;
-SYSCTL_UINT(_vfs_newnfs, OID_AUTO, iodmaxidle, CTLFLAG_RW, &nfs_iodmaxidle, 0,
+SYSCTL_UINT(_vfs_nfs, OID_AUTO, iodmaxidle, CTLFLAG_RW, &nfs_iodmaxidle, 0,
     "Max number of seconds an nfsiod kthread will sleep before exiting");
 
 /* Maximum number of nfsiod kthreads */
@@ -123,7 +123,7 @@ out:
 	mtx_unlock(&ncl_iod_mutex);	
 	return (0);
 }
-SYSCTL_PROC(_vfs_newnfs, OID_AUTO, iodmin, CTLTYPE_UINT | CTLFLAG_RW, 0,
+SYSCTL_PROC(_vfs_nfs, OID_AUTO, iodmin, CTLTYPE_UINT | CTLFLAG_RW, 0,
     sizeof (nfs_iodmin), sysctl_iodmin, "IU",
     "Min number of nfsiod kthreads to keep as spares");
 
@@ -159,7 +159,7 @@ out:
 	mtx_unlock(&ncl_iod_mutex);
 	return (0);
 }
-SYSCTL_PROC(_vfs_newnfs, OID_AUTO, iodmax, CTLTYPE_UINT | CTLFLAG_RW, 0,
+SYSCTL_PROC(_vfs_nfs, OID_AUTO, iodmax, CTLTYPE_UINT | CTLFLAG_RW, 0,
     sizeof (ncl_iodmax), sysctl_iodmax, "IU",
     "Max number of nfsiod kthreads");
 
@@ -214,7 +214,7 @@ nfsiod_setup(void *dummy)
 {
 	int error;
 
-	TUNABLE_INT_FETCH("vfs.newnfs.iodmin", &nfs_iodmin);
+	TUNABLE_INT_FETCH("vfs.nfs.iodmin", &nfs_iodmin);
 	nfscl_init();
 	mtx_lock(&ncl_iod_mutex);
 	/* Silently limit the start number of nfsiod's */
@@ -231,7 +231,7 @@ nfsiod_setup(void *dummy)
 SYSINIT(newnfsiod, SI_SUB_KTHREAD_IDLE, SI_ORDER_ANY, nfsiod_setup, NULL);
 
 static int nfs_defect = 0;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, defect, CTLFLAG_RW, &nfs_defect, 0,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, defect, CTLFLAG_RW, &nfs_defect, 0,
     "Allow nfsiods to migrate serving different mounts");
 
 /*
diff --git a/sys/fs/nfsclient/nfs_clsubs.c b/sys/fs/nfsclient/nfs_clsubs.c
index 7bff646..0c05631 100644
--- a/sys/fs/nfsclient/nfs_clsubs.c
+++ b/sys/fs/nfsclient/nfs_clsubs.c
@@ -174,9 +174,9 @@ ncl_printf(const char *fmt, ...)
 
 #ifdef NFS_ACDEBUG
 #include <sys/sysctl.h>
-SYSCTL_DECL(_vfs_newnfs);
+SYSCTL_DECL(_vfs_nfs);
 static int nfs_acdebug;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, acdebug, CTLFLAG_RW, &nfs_acdebug, 0, "");
+SYSCTL_INT(_vfs_nfs, OID_AUTO, acdebug, CTLFLAG_RW, &nfs_acdebug, 0, "");
 #endif
 
 /*
diff --git a/sys/fs/nfsclient/nfs_clvfsops.c b/sys/fs/nfsclient/nfs_clvfsops.c
index b11160b..b062d2c 100644
--- a/sys/fs/nfsclient/nfs_clvfsops.c
+++ b/sys/fs/nfsclient/nfs_clvfsops.c
@@ -83,18 +83,16 @@ extern struct nfsstats	newnfsstats;
 MALLOC_DEFINE(M_NEWNFSREQ, "newnfsclient_req", "New NFS request header");
 MALLOC_DEFINE(M_NEWNFSMNT, "newnfsmnt", "New NFS mount struct");
 
-SYSCTL_DECL(_vfs_newnfs);
-SYSCTL_STRUCT(_vfs_newnfs, NFS_NFSSTATS, nfsstats, CTLFLAG_RW,
-	&newnfsstats, nfsstats, "S,nfsstats");
+SYSCTL_DECL(_vfs_nfs);
 static int nfs_ip_paranoia = 1;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs_ip_paranoia, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_ip_paranoia, CTLFLAG_RW,
     &nfs_ip_paranoia, 0, "");
 static int nfs_tprintf_initial_delay = NFS_TPRINTF_INITIAL_DELAY;
-SYSCTL_INT(_vfs_newnfs, NFS_TPRINTF_INITIAL_DELAY,
+SYSCTL_INT(_vfs_nfs, NFS_TPRINTF_INITIAL_DELAY,
         downdelayinitial, CTLFLAG_RW, &nfs_tprintf_initial_delay, 0, "");
 /* how long between console messages "nfs server foo not responding" */
 static int nfs_tprintf_delay = NFS_TPRINTF_DELAY;
-SYSCTL_INT(_vfs_newnfs, NFS_TPRINTF_DELAY,
+SYSCTL_INT(_vfs_nfs, NFS_TPRINTF_DELAY,
         downdelayinterval, CTLFLAG_RW, &nfs_tprintf_delay, 0, "");
 
 static int	nfs_mountroot(struct mount *);
@@ -152,14 +150,14 @@ struct nfsv3_diskless	nfsv3_diskless = { { { 0 } } };
 int			nfs_diskless_valid = 0;
 #endif
 
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, diskless_valid, CTLFLAG_RD,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, diskless_valid, CTLFLAG_RD,
     &nfs_diskless_valid, 0,
     "Has the diskless struct been filled correctly");
 
-SYSCTL_STRING(_vfs_newnfs, OID_AUTO, diskless_rootpath, CTLFLAG_RD,
+SYSCTL_STRING(_vfs_nfs, OID_AUTO, diskless_rootpath, CTLFLAG_RD,
     nfsv3_diskless.root_hostnam, 0, "Path to nfs root");
 
-SYSCTL_OPAQUE(_vfs_newnfs, OID_AUTO, diskless_rootaddr, CTLFLAG_RD,
+SYSCTL_OPAQUE(_vfs_nfs, OID_AUTO, diskless_rootaddr, CTLFLAG_RD,
     &nfsv3_diskless.root_saddr, sizeof(nfsv3_diskless.root_saddr),
     "%Ssockaddr_in", "Diskless root nfs address");
 
diff --git a/sys/fs/nfsclient/nfs_clvnops.c b/sys/fs/nfsclient/nfs_clvnops.c
index 6dc709f..eac9eaa 100644
--- a/sys/fs/nfsclient/nfs_clvnops.c
+++ b/sys/fs/nfsclient/nfs_clvnops.c
@@ -199,27 +199,27 @@ static int nfs_renameit(struct vnode *sdvp, struct vnode *svp,
  */
 #define	DIRHDSIZ	(sizeof (struct dirent) - (MAXNAMLEN + 1))
 
-SYSCTL_DECL(_vfs_newnfs);
+SYSCTL_DECL(_vfs_nfs);
 
 static int	nfsaccess_cache_timeout = NFS_MAXATTRTIMO;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, access_cache_timeout, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_timeout, CTLFLAG_RW,
 	   &nfsaccess_cache_timeout, 0, "NFS ACCESS cache timeout");
 
 static int	nfs_prime_access_cache = 0;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, prime_access_cache, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, prime_access_cache, CTLFLAG_RW,
 	   &nfs_prime_access_cache, 0,
 	   "Prime NFS ACCESS cache when fetching attributes");
 
 static int	newnfs_commit_on_close = 0;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, commit_on_close, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, commit_on_close, CTLFLAG_RW,
     &newnfs_commit_on_close, 0, "write+commit on close, else only write");
 
 static int	nfs_clean_pages_on_close = 1;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, clean_pages_on_close, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, clean_pages_on_close, CTLFLAG_RW,
 	   &nfs_clean_pages_on_close, 0, "NFS clean dirty pages on close");
 
 int newnfs_directio_enable = 0;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
 	   &newnfs_directio_enable, 0, "Enable NFS directio");
 
 /*
@@ -234,14 +234,14 @@ SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
  * meaningful.
  */
 int newnfs_directio_allow_mmap = 1;
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, nfs_directio_allow_mmap, CTLFLAG_RW,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_directio_allow_mmap, CTLFLAG_RW,
 	   &newnfs_directio_allow_mmap, 0, "Enable mmaped IO on file with O_DIRECT opens");
 
 #if 0
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, access_cache_hits, CTLFLAG_RD,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_hits, CTLFLAG_RD,
 	   &newnfsstats.accesscache_hits, 0, "NFS ACCESS cache hit count");
 
-SYSCTL_INT(_vfs_newnfs, OID_AUTO, access_cache_misses, CTLFLAG_RD,
+SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_misses, CTLFLAG_RD,
 	   &newnfsstats.accesscache_misses, 0, "NFS ACCESS cache miss count");
 #endif
 
diff --git a/sys/nfs/nfs_common.c b/sys/nfs/nfs_common.c
index c56f31f..09dbfab 100644
--- a/sys/nfs/nfs_common.c
+++ b/sys/nfs/nfs_common.c
@@ -361,7 +361,7 @@ nfsm_adv_xx(int s, struct mbuf **md, caddr_t *dpos)
  *
  * We would prefer to avoid this situation entirely.  The situation does not
  * occur with NFS/UDP and is supposed to only occassionally occur with TCP.
- * Use vfs.nfs.realign_count and realign_test to check this.
+ * Use vfs.nfs_common.realign_count and realign_test to check this.
  */
 int
 nfs_realign(struct mbuf **pm, int how)
diff --git a/sys/nfsclient/nfs_krpc.c b/sys/nfsclient/nfs_krpc.c
index bfb1ea1..242d425 100644
--- a/sys/nfsclient/nfs_krpc.c
+++ b/sys/nfsclient/nfs_krpc.c
@@ -93,16 +93,16 @@ static int	nfs3_jukebox_delay = 10;
 static int	nfs_skip_wcc_data_onerr = 1;
 static int	fake_wchan;
 
-SYSCTL_DECL(_vfs_nfs);
+SYSCTL_DECL(_vfs_oldnfs);
 
-SYSCTL_INT(_vfs_nfs, OID_AUTO, bufpackets, CTLFLAG_RW, &nfs_bufpackets, 0,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, bufpackets, CTLFLAG_RW, &nfs_bufpackets, 0,
     "Buffer reservation size 2 < x < 64");
-SYSCTL_INT(_vfs_nfs, OID_AUTO, reconnects, CTLFLAG_RD, &nfs_reconnects, 0,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, reconnects, CTLFLAG_RD, &nfs_reconnects, 0,
     "Number of times the nfs client has had to reconnect");
-SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs3_jukebox_delay, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, nfs3_jukebox_delay, CTLFLAG_RW,
     &nfs3_jukebox_delay, 0,
     "Number of seconds to delay a retry after receiving EJUKEBOX");
-SYSCTL_INT(_vfs_nfs, OID_AUTO, skip_wcc_data_onerr, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, skip_wcc_data_onerr, CTLFLAG_RW,
     &nfs_skip_wcc_data_onerr, 0,
     "Disable weak cache consistency checking when server returns an error");
 
diff --git a/sys/nfsclient/nfs_nfsiod.c b/sys/nfsclient/nfs_nfsiod.c
index fcb987e..d34c205 100644
--- a/sys/nfsclient/nfs_nfsiod.c
+++ b/sys/nfsclient/nfs_nfsiod.c
@@ -78,11 +78,11 @@ static void	nfssvc_iod(void *);
 
 static int nfs_asyncdaemon[NFS_MAXASYNCDAEMON];
 
-SYSCTL_DECL(_vfs_nfs);
+SYSCTL_DECL(_vfs_oldnfs);
 
 /* Maximum number of seconds a nfsiod kthread will sleep before exiting */
 static unsigned int nfs_iodmaxidle = 120;
-SYSCTL_UINT(_vfs_nfs, OID_AUTO, iodmaxidle, CTLFLAG_RW, &nfs_iodmaxidle, 0,
+SYSCTL_UINT(_vfs_oldnfs, OID_AUTO, iodmaxidle, CTLFLAG_RW, &nfs_iodmaxidle, 0,
     "Max number of seconds an nfsiod kthread will sleep before exiting");
 
 /* Maximum number of nfsiod kthreads */
@@ -121,7 +121,7 @@ out:
 	mtx_unlock(&nfs_iod_mtx);	
 	return (0);
 }
-SYSCTL_PROC(_vfs_nfs, OID_AUTO, iodmin, CTLTYPE_UINT | CTLFLAG_RW, 0,
+SYSCTL_PROC(_vfs_oldnfs, OID_AUTO, iodmin, CTLTYPE_UINT | CTLFLAG_RW, 0,
     sizeof (nfs_iodmin), sysctl_iodmin, "IU",
     "Min number of nfsiod kthreads to keep as spares");
 
@@ -158,7 +158,7 @@ out:
 	mtx_unlock(&nfs_iod_mtx);
 	return (0);
 }
-SYSCTL_PROC(_vfs_nfs, OID_AUTO, iodmax, CTLTYPE_UINT | CTLFLAG_RW, 0,
+SYSCTL_PROC(_vfs_oldnfs, OID_AUTO, iodmax, CTLTYPE_UINT | CTLFLAG_RW, 0,
     sizeof (nfs_iodmax), sysctl_iodmax, "IU",
     "Max number of nfsiod kthreads");
 
@@ -213,7 +213,7 @@ nfsiod_setup(void *dummy)
 {
 	int error;
 
-	TUNABLE_INT_FETCH("vfs.nfs.iodmin", &nfs_iodmin);
+	TUNABLE_INT_FETCH("vfs.oldnfs.iodmin", &nfs_iodmin);
 	mtx_lock(&nfs_iod_mtx);
 	/* Silently limit the start number of nfsiod's */
 	if (nfs_iodmin > NFS_MAXASYNCDAEMON)
@@ -229,7 +229,7 @@ nfsiod_setup(void *dummy)
 SYSINIT(nfsiod, SI_SUB_KTHREAD_IDLE, SI_ORDER_ANY, nfsiod_setup, NULL);
 
 static int nfs_defect = 0;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, defect, CTLFLAG_RW, &nfs_defect, 0,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, defect, CTLFLAG_RW, &nfs_defect, 0,
     "Allow nfsiods to migrate serving different mounts");
 
 /*
diff --git a/sys/nfsclient/nfs_subs.c b/sys/nfsclient/nfs_subs.c
index fe4f5cc..19fde06 100644
--- a/sys/nfsclient/nfs_subs.c
+++ b/sys/nfsclient/nfs_subs.c
@@ -653,9 +653,9 @@ out:
 
 #ifdef NFS_ACDEBUG
 #include <sys/sysctl.h>
-SYSCTL_DECL(_vfs_nfs);
+SYSCTL_DECL(_vfs_oldnfs);
 static int nfs_acdebug;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, acdebug, CTLFLAG_RW, &nfs_acdebug, 0,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, acdebug, CTLFLAG_RW, &nfs_acdebug, 0,
     "Toggle acdebug (attribute cache debug) flag");
 #endif
 
diff --git a/sys/nfsclient/nfs_vfsops.c b/sys/nfsclient/nfs_vfsops.c
index ba3f41d..04fd375 100644
--- a/sys/nfsclient/nfs_vfsops.c
+++ b/sys/nfsclient/nfs_vfsops.c
@@ -90,25 +90,25 @@ uma_zone_t nfsmount_zone;
 
 struct nfsstats	nfsstats;
 
-SYSCTL_NODE(_vfs, OID_AUTO, nfs, CTLFLAG_RW, 0, "NFS filesystem");
-SYSCTL_STRUCT(_vfs_nfs, NFS_NFSSTATS, nfsstats, CTLFLAG_RW,
+SYSCTL_NODE(_vfs, OID_AUTO, oldnfs, CTLFLAG_RW, 0, "Old NFS filesystem");
+SYSCTL_STRUCT(_vfs_oldnfs, NFS_NFSSTATS, nfsstats, CTLFLAG_RW,
 	&nfsstats, nfsstats, "S,nfsstats");
 static int nfs_ip_paranoia = 1;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_ip_paranoia, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, nfs_ip_paranoia, CTLFLAG_RW,
     &nfs_ip_paranoia, 0,
     "Disallow accepting replies from IPs which differ from those sent");
 #ifdef NFS_DEBUG
 int nfs_debug;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, debug, CTLFLAG_RW, &nfs_debug, 0,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, debug, CTLFLAG_RW, &nfs_debug, 0,
     "Toggle debug flag");
 #endif
 static int nfs_tprintf_initial_delay = NFS_TPRINTF_INITIAL_DELAY;
-SYSCTL_INT(_vfs_nfs, NFS_TPRINTF_INITIAL_DELAY,
+SYSCTL_INT(_vfs_oldnfs, NFS_TPRINTF_INITIAL_DELAY,
     downdelayinitial, CTLFLAG_RW, &nfs_tprintf_initial_delay, 0,
     "Delay before printing \"nfs server not responding\" messages");
 /* how long between console messages "nfs server foo not responding" */
 static int nfs_tprintf_delay = NFS_TPRINTF_DELAY;
-SYSCTL_INT(_vfs_nfs, NFS_TPRINTF_DELAY,
+SYSCTL_INT(_vfs_oldnfs, NFS_TPRINTF_DELAY,
     downdelayinterval, CTLFLAG_RW, &nfs_tprintf_delay, 0,
     "Delay between printing \"nfs server not responding\" messages");
 
@@ -176,14 +176,14 @@ struct nfsv3_diskless	nfsv3_diskless = { { { 0 } } };
 int			nfs_diskless_valid = 0;
 #endif
 
-SYSCTL_INT(_vfs_nfs, OID_AUTO, diskless_valid, CTLFLAG_RD,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, diskless_valid, CTLFLAG_RD,
     &nfs_diskless_valid, 0,
     "Has the diskless struct been filled correctly");
 
-SYSCTL_STRING(_vfs_nfs, OID_AUTO, diskless_rootpath, CTLFLAG_RD,
+SYSCTL_STRING(_vfs_oldnfs, OID_AUTO, diskless_rootpath, CTLFLAG_RD,
     nfsv3_diskless.root_hostnam, 0, "Path to nfs root");
 
-SYSCTL_OPAQUE(_vfs_nfs, OID_AUTO, diskless_rootaddr, CTLFLAG_RD,
+SYSCTL_OPAQUE(_vfs_oldnfs, OID_AUTO, diskless_rootaddr, CTLFLAG_RD,
     &nfsv3_diskless.root_saddr, sizeof nfsv3_diskless.root_saddr,
     "%Ssockaddr_in", "Diskless root nfs address");
 
diff --git a/sys/nfsclient/nfs_vnops.c b/sys/nfsclient/nfs_vnops.c
index fb3a746..61fcb6c5 100644
--- a/sys/nfsclient/nfs_vnops.c
+++ b/sys/nfsclient/nfs_vnops.c
@@ -217,27 +217,27 @@ struct nfsmount *nfs_iodmount[NFS_MAXASYNCDAEMON];
 int		 nfs_numasync = 0;
 #define	DIRHDSIZ	(sizeof (struct dirent) - (MAXNAMLEN + 1))
 
-SYSCTL_DECL(_vfs_nfs);
+SYSCTL_DECL(_vfs_oldnfs);
 
 static int	nfsaccess_cache_timeout = NFS_MAXATTRTIMO;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_timeout, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, access_cache_timeout, CTLFLAG_RW,
 	   &nfsaccess_cache_timeout, 0, "NFS ACCESS cache timeout");
 
 static int	nfs_prime_access_cache = 0;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, prime_access_cache, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, prime_access_cache, CTLFLAG_RW,
 	   &nfs_prime_access_cache, 0,
 	   "Prime NFS ACCESS cache when fetching attributes");
 
 static int	nfsv3_commit_on_close = 0;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, nfsv3_commit_on_close, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, nfsv3_commit_on_close, CTLFLAG_RW,
 	   &nfsv3_commit_on_close, 0, "write+commit on close, else only write");
 
 static int	nfs_clean_pages_on_close = 1;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, clean_pages_on_close, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, clean_pages_on_close, CTLFLAG_RW,
 	   &nfs_clean_pages_on_close, 0, "NFS clean dirty pages on close");
 
 int nfs_directio_enable = 0;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
 	   &nfs_directio_enable, 0, "Enable NFS directio");
 
 /*
@@ -252,14 +252,14 @@ SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_directio_enable, CTLFLAG_RW,
  * meaningful.
  */
 int nfs_directio_allow_mmap = 1;
-SYSCTL_INT(_vfs_nfs, OID_AUTO, nfs_directio_allow_mmap, CTLFLAG_RW,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, nfs_directio_allow_mmap, CTLFLAG_RW,
 	   &nfs_directio_allow_mmap, 0, "Enable mmaped IO on file with O_DIRECT opens");
 
 #if 0
-SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_hits, CTLFLAG_RD,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, access_cache_hits, CTLFLAG_RD,
 	   &nfsstats.accesscache_hits, 0, "NFS ACCESS cache hit count");
 
-SYSCTL_INT(_vfs_nfs, OID_AUTO, access_cache_misses, CTLFLAG_RD,
+SYSCTL_INT(_vfs_oldnfs, OID_AUTO, access_cache_misses, CTLFLAG_RD,
 	   &nfsstats.accesscache_misses, 0, "NFS ACCESS cache miss count");
 #endif
 
diff --git a/usr.bin/nfsstat/nfsstat.c b/usr.bin/nfsstat/nfsstat.c
index b833123..b8f29e6 100644
--- a/usr.bin/nfsstat/nfsstat.c
+++ b/usr.bin/nfsstat/nfsstat.c
@@ -221,10 +221,10 @@ readstats(struct nfsstats **stp, struct nfsrvstats **srvstp, int zero)
 		if (zero)
 			bzero(&zerostat, sizeof(zerostat));
 		buflen = sizeof(struct nfsstats);
-		if (*stp != NULL && sysctlbyname("vfs.nfs.nfsstats", *stp,
+		if (*stp != NULL && sysctlbyname("vfs.oldnfs.nfsstats", *stp,
 		    &buflen, zero ? &zerostat : NULL, zero ? buflen : 0) < 0) {
 			if (errno != ENOENT)
-				err(1, "sysctl: vfs.nfs.nfsstats");
+				err(1, "sysctl: vfs.oldnfs.nfsstats");
 			*stp = NULL;
 		}
 		buflen = sizeof(struct nfsrvstats);