83 nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,   in nfsd_cross_mnt()
87 	struct dentry *dentry = *dpp;  in nfsd_cross_mnt()  local
89 			    .dentry = dget(dentry)};  in nfsd_cross_mnt()
120 		*dpp = path.dentry;  in nfsd_cross_mnt()
121 		path.dentry = dentry;  in nfsd_cross_mnt()
133 	struct dentry *dp;  in follow_to_parent()
135 	while (path->dentry == path->mnt->mnt_root && follow_up(path))  in follow_to_parent()
137 	dp = dget_parent(path->dentry);  in follow_to_parent()
138 	dput(path->dentry);  in follow_to_parent()
139 	path->dentry = dp;  in follow_to_parent()
142 …fsd_lookup_parent(struct svc_rqst *rqstp, struct dentry *dparent, struct svc_export **exp, struct …  in nfsd_lookup_parent()
146 			    .dentry = dget(dparent)};  in nfsd_lookup_parent()
157 		*dentryp = dget(path.dentry);  in nfsd_lookup_parent()
169 int nfsd_mountpoint(struct dentry *dentry, struct svc_export *exp)  in nfsd_mountpoint()  argument
171 	if (d_mountpoint(dentry))  in nfsd_mountpoint()
173 	if (nfsd4_is_junction(dentry))  in nfsd_mountpoint()
177 	return d_inode(dentry) != NULL;  in nfsd_mountpoint()
183 		   struct svc_export **exp_ret, struct dentry **dentry_ret)  in nfsd_lookup_dentry()
186 	struct dentry		*dparent;  in nfsd_lookup_dentry()
187 	struct dentry		*dentry;  in nfsd_lookup_dentry()  local
198 			dentry = dget(dparent);  in nfsd_lookup_dentry()
199 		else if (dparent != exp->ex_path.dentry)  in nfsd_lookup_dentry()
200 			dentry = dget_parent(dparent);  in nfsd_lookup_dentry()
202 			dentry = dget(dparent); /* .. == . just like at / */  in nfsd_lookup_dentry()
205 			host_err = nfsd_lookup_parent(rqstp, dparent, &exp, &dentry);  in nfsd_lookup_dentry()
216 		dentry = lookup_one_len(name, dparent, len);  in nfsd_lookup_dentry()
217 		host_err = PTR_ERR(dentry);  in nfsd_lookup_dentry()
218 		if (IS_ERR(dentry))  in nfsd_lookup_dentry()
223 		if (nfsd_mountpoint(dentry, exp)) {  in nfsd_lookup_dentry()
224 			if ((host_err = nfsd_cross_mnt(rqstp, &dentry, &exp))) {  in nfsd_lookup_dentry()
225 				dput(dentry);  in nfsd_lookup_dentry()
230 	*dentry_ret = dentry;  in nfsd_lookup_dentry()
256 	struct dentry		*dentry;  in nfsd_lookup()  local
262 	err = nfsd_lookup_dentry(rqstp, fhp, name, len, &exp, &dentry);  in nfsd_lookup()
272 	err = fh_compose(resfh, exp, dentry, fhp);  in nfsd_lookup()
273 	if (!err && d_really_is_negative(dentry))  in nfsd_lookup()
276 	dput(dentry);  in nfsd_lookup()
401 	struct dentry	*dentry;  in nfsd_setattr()  local
428 	dentry = fhp->fh_dentry;  in nfsd_setattr()
429 	inode = d_inode(dentry);  in nfsd_setattr()
469 	host_err = notify_change(dentry, iap, NULL);  in nfsd_setattr()
496 int nfsd4_is_junction(struct dentry *dentry)  in nfsd4_is_junction()  argument
498 	struct inode *inode = d_inode(dentry);  in nfsd4_is_junction()
506 	if (vfs_getxattr(dentry, NFSD_JUNCTION_XATTR_NAME, NULL, 0) <= 0)  in nfsd4_is_junction()
516 	struct dentry *dentry;  in nfsd4_set_nfs4_label()  local
522 	dentry = fhp->fh_dentry;  in nfsd4_set_nfs4_label()
524 	mutex_lock(&d_inode(dentry)->i_mutex);  in nfsd4_set_nfs4_label()
525 	host_error = security_inode_setsecctx(dentry, label->data, label->len);  in nfsd4_set_nfs4_label()
526 	mutex_unlock(&d_inode(dentry)->i_mutex);  in nfsd4_set_nfs4_label()
607 	struct dentry		*dentry;  in nfsd_access()  local
616 	dentry = fhp->fh_dentry;  in nfsd_access()
618 	if (d_is_reg(dentry))  in nfsd_access()
620 	else if (d_is_dir(dentry))  in nfsd_access()
633 			err2 = nfsd_permission(rqstp, export, dentry, map->how);  in nfsd_access()
708 	path.dentry = fhp->fh_dentry;  in nfsd_open()
709 	inode = d_inode(path.dentry);  in nfsd_open()
1196 	struct dentry	*dentry, *dchild = NULL;  in nfsd_create()  local
1213 	dentry = fhp->fh_dentry;  in nfsd_create()
1214 	dirp = d_inode(dentry);  in nfsd_create()
1230 		dchild = lookup_one_len(fname, dentry, flen);  in nfsd_create()
1244 				dentry);  in nfsd_create()
1255 			dentry, dchild);  in nfsd_create()
1337 	struct dentry	*dentry, *dchild = NULL;  in do_nfsd_create()  local
1355 	dentry = fhp->fh_dentry;  in do_nfsd_create()
1356 	dirp = d_inode(dentry);  in do_nfsd_create()
1373 	dchild = lookup_one_len(fname, dentry, flen);  in do_nfsd_create()
1515 	path.dentry = fhp->fh_dentry;  in nfsd_readlink()
1516 	inode = d_inode(path.dentry);  in nfsd_readlink()
1528 	host_err = inode->i_op->readlink(path.dentry, (char __user *)buf, *lenp);  in nfsd_readlink()
1553 	struct dentry	*dentry, *dnew;  in nfsd_symlink()  local
1573 	dentry = fhp->fh_dentry;  in nfsd_symlink()
1574 	dnew = lookup_one_len(fname, dentry, flen);  in nfsd_symlink()
1579 	host_err = vfs_symlink(d_inode(dentry), dnew, path);  in nfsd_symlink()
1606 	struct dentry	*ddir, *dnew, *dold;  in nfsd_link()
1679 	struct dentry	*fdentry, *tdentry, *odentry, *ndentry, *trap;  in nfsd_rename()
1737 	if (ffhp->fh_export->ex_path.dentry != tfhp->fh_export->ex_path.dentry)  in nfsd_rename()
1775 	struct dentry	*dentry, *rdentry;  in nfsd_unlink()  local
1792 	dentry = fhp->fh_dentry;  in nfsd_unlink()
1793 	dirp = d_inode(dentry);  in nfsd_unlink()
1795 	rdentry = lookup_one_len(fname, dentry, flen);  in nfsd_unlink()
1998 			.dentry	= fhp->fh_dentry,  in nfsd_statfs()
2016 					struct dentry *dentry, int acc)  in nfsd_permission()  argument
2018 	struct inode	*inode = d_inode(dentry);  in nfsd_permission()