Mark functions as static

Mark functions used only in the same translation unit as static. This
only includes functions that do not have a prototype in a header file
either.

Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Closes #10470

module/os/freebsd/spl/callb.c

@@ -94,7 +94,7 @@ callb_cpr_t	callb_cprinfo_safe = {
 /*
  * Init all callb tables in the system.
  */
-void
+static void
 callb_init(void *dummy __unused)
 {
 	callb_table.ct_busy = 0;	/* mark table open for additions */
@@ -102,7 +102,7 @@ callb_init(void *dummy __unused)
 	mutex_init(&callb_table.ct_lock, NULL, MUTEX_DEFAULT, NULL);
 }
 
-void
+static void
 callb_fini(void *dummy __unused)
 {
 	callb_t *cp;

module/os/freebsd/zfs/zfs_acl.c

@@ -648,7 +648,7 @@ zfs_ace_walk(void *datap, uint64_t cookie, int aclcnt,
  * While processing the ACL each ACE will be validated for correctness.
  * ACE FUIDs will be created later.
  */
-int
+static int
 zfs_copy_ace_2_fuid(zfsvfs_t *zfsvfs, vtype_t obj_type, zfs_acl_t *aclp,
     void *datap, zfs_ace_t *z_acl, uint64_t aclcnt, size_t *size,
     zfs_fuid_info_t **fuidp, cred_t *cr)

module/os/freebsd/zfs/zfs_ctldir.c

@@ -602,7 +602,7 @@ zfsctl_root_getattr(struct vop_getattr_args *ap)
  * When we lookup "." we still can be asked to lock it
  * differently, can't we?
  */
-int
+static int
 zfsctl_relock_dot(vnode_t *dvp, int ltype)
 {
 	vref(dvp);
@@ -624,7 +624,7 @@ zfsctl_relock_dot(vnode_t *dvp, int ltype)
 /*
  * Special case the handling of "..".
  */
-int
+static int
 zfsctl_root_lookup(struct vop_lookup_args *ap)
 {
 	struct componentname *cnp = ap->a_cnp;
@@ -766,7 +766,7 @@ zfsctl_common_pathconf(struct vop_pathconf_args *ap)
 /*
  * Returns a trivial ACL
  */
-int
+static int
 zfsctl_common_getacl(struct vop_getacl_args *ap)
 {
 	int i;
@@ -894,7 +894,7 @@ zfsctl_snapshot_vnode_setup(vnode_t *vp, void *arg)
  * - the snapshot vnode is not covered, because the snapshot has been unmounted
  * The last two states are transient and should be relatively short-lived.
  */
-int
+static int
 zfsctl_snapdir_lookup(struct vop_lookup_args *ap)
 {
 	vnode_t *dvp = ap->a_dvp;

module/os/freebsd/zfs/zfs_vfsops.c

@@ -1250,7 +1250,7 @@ out:
 	return (error);
 }
 
-void
+static void
 zfs_unregister_callbacks(zfsvfs_t *zfsvfs)
 {
 	objset_t *os = zfsvfs->z_os;

module/os/freebsd/zfs/zfs_vnops.c

@@ -1251,7 +1251,7 @@ zfs_write_simple(znode_t *zp, const void *data, size_t len,
 	return (error);
 }
 
-void
+static void
 zfs_get_done(zgd_t *zgd, int error)
 {
 	znode_t *zp = zgd->zgd_private;
@@ -2052,7 +2052,7 @@ out:
 }
 
 
-int
+static int
 zfs_lookup_internal(znode_t *dzp, char *name, vnode_t **vpp,
     struct componentname *cnp, int nameiop)
 {
@@ -4605,7 +4605,7 @@ zfs_space(znode_t *zp, int cmd, flock64_t *bfp, int flag,
 }
 
 /*ARGSUSED*/
-void
+static void
 zfs_inactive(vnode_t *vp, cred_t *cr, caller_context_t *ct)
 {
 	znode_t	*zp = VTOZ(vp);
@@ -5043,7 +5043,7 @@ struct vop_putpages_args {
 };
 #endif
 
-int
+static int
 zfs_freebsd_putpages(struct vop_putpages_args *ap)
 {
 
@@ -5994,7 +5994,7 @@ struct vop_deleteextattr {
 /*
  * Vnode operation to remove a named attribute.
  */
-int
+static int
 zfs_deleteextattr(struct vop_deleteextattr_args *ap)
 {
 	zfsvfs_t *zfsvfs = VTOZ(ap->a_vp)->z_zfsvfs;
@@ -6271,7 +6271,7 @@ struct vop_getacl_args {
 };
 #endif
 
-int
+static int
 zfs_freebsd_getacl(struct vop_getacl_args *ap)
 {
 	int		error;
@@ -6302,7 +6302,7 @@ struct vop_setacl_args {
 };
 #endif
 
-int
+static int
 zfs_freebsd_setacl(struct vop_setacl_args *ap)
 {
 	int		error;
@@ -6355,7 +6355,7 @@ struct vop_aclcheck_args {
 };
 #endif
 
-int
+static int
 zfs_freebsd_aclcheck(struct vop_aclcheck_args *ap)
 {
 

module/os/freebsd/zfs/zfs_znode.c

@@ -1731,7 +1731,7 @@ zfs_grab_sa_handle(objset_t *osp, uint64_t obj, sa_handle_t **hdlp,
 	return (0);
 }
 
-void
+static void
 zfs_release_sa_handle(sa_handle_t *hdl, dmu_buf_t *db, void *tag)
 {
 	sa_handle_destroy(hdl);