94 check_attr_support(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in check_attr_support()  argument
97 	struct dentry *dentry = cstate->current_fh.fh_dentry;  in check_attr_support()
103 	if ((bmval[0] & ~nfsd_suppattrs0(cstate->minorversion)) ||  in check_attr_support()
104 	    (bmval[1] & ~nfsd_suppattrs1(cstate->minorversion)) ||  in check_attr_support()
105 	    (bmval[2] & ~nfsd_suppattrs2(cstate->minorversion)))  in check_attr_support()
131 	struct nfsd4_compound_state *cstate, struct nfsd4_open *open)  in nfsd4_check_open_attributes()  argument
138 			status = check_attr_support(rqstp, cstate,  in nfsd4_check_open_attributes()
141 			status = check_attr_support(rqstp, cstate,  in nfsd4_check_open_attributes()
228 static void nfsd4_set_open_owner_reply_cache(struct nfsd4_compound_state *cstate, struct nfsd4_open…  in nfsd4_set_open_owner_reply_cache()  argument
230 	if (nfsd4_has_session(cstate))  in nfsd4_set_open_owner_reply_cache()
237 do_open_lookup(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *open…  in do_open_lookup()  argument
239 	struct svc_fh *current_fh = &cstate->current_fh;  in do_open_lookup()
304 	nfsd4_set_open_owner_reply_cache(cstate, open, *resfh);  in do_open_lookup()
316 do_open_fhandle(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *ope…  in do_open_fhandle()  argument
318 	struct svc_fh *current_fh = &cstate->current_fh;  in do_open_fhandle()
328 	nfsd4_set_open_owner_reply_cache(cstate, open, current_fh);  in do_open_fhandle()
360 nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_open()  argument
381 	if (nfsd4_has_session(cstate) &&  in nfsd4_open()
383 		      &cstate->session->se_client->cl_flags) &&  in nfsd4_open()
387 	if (nfsd4_has_session(cstate))  in nfsd4_open()
388 		copy_clientid(&open->op_clientid, cstate->session);  in nfsd4_open()
391 	status = nfsd4_process_open1(cstate, open, nn);  in nfsd4_open()
394 		fh_put(&cstate->current_fh);  in nfsd4_open()
395 		fh_copy_shallow(&cstate->current_fh.fh_handle,  in nfsd4_open()
397 		status = fh_verify(rqstp, &cstate->current_fh, 0, NFSD_MAY_NOP);  in nfsd4_open()
411 	status = nfsd4_check_open_attributes(rqstp, cstate, open);  in nfsd4_open()
427 			status = do_open_lookup(rqstp, cstate, open, &resfh);  in nfsd4_open()
433 							 cstate, nn);  in nfsd4_open()
439 			status = do_open_fhandle(rqstp, cstate, open);  in nfsd4_open()
442 			resfh = &cstate->current_fh;  in nfsd4_open()
466 	if (resfh && resfh != &cstate->current_fh) {  in nfsd4_open()
467 		fh_dup2(&cstate->current_fh, resfh);  in nfsd4_open()
471 	nfsd4_cleanup_open_state(cstate, open);  in nfsd4_open()
472 	nfsd4_bump_seqid(cstate, status);  in nfsd4_open()
482 static __be32 nfsd4_open_omfg(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct n…  in nfsd4_open_omfg()  argument
488 	if (nfsd4_has_session(cstate))  in nfsd4_open_omfg()
491 	return nfsd4_open(rqstp, cstate, open);  in nfsd4_open_omfg()
498 nfsd4_getfh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_getfh()  argument
501 	if (!cstate->current_fh.fh_dentry)  in nfsd4_getfh()
504 	*getfh = &cstate->current_fh;  in nfsd4_getfh()
509 nfsd4_putfh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_putfh()  argument
512 	fh_put(&cstate->current_fh);  in nfsd4_putfh()
513 	cstate->current_fh.fh_handle.fh_size = putfh->pf_fhlen;  in nfsd4_putfh()
514 	memcpy(&cstate->current_fh.fh_handle.fh_base, putfh->pf_fhval,  in nfsd4_putfh()
516 	return fh_verify(rqstp, &cstate->current_fh, 0, NFSD_MAY_BYPASS_GSS);  in nfsd4_putfh()
520 nfsd4_putrootfh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_putrootfh()  argument
525 	fh_put(&cstate->current_fh);  in nfsd4_putrootfh()
526 	status = exp_pseudoroot(rqstp, &cstate->current_fh);  in nfsd4_putrootfh()
531 nfsd4_restorefh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_restorefh()  argument
534 	if (!cstate->save_fh.fh_dentry)  in nfsd4_restorefh()
537 	fh_dup2(&cstate->current_fh, &cstate->save_fh);  in nfsd4_restorefh()
538 	if (HAS_STATE_ID(cstate, SAVED_STATE_ID_FLAG)) {  in nfsd4_restorefh()
539 		memcpy(&cstate->current_stateid, &cstate->save_stateid, sizeof(stateid_t));  in nfsd4_restorefh()
540 		SET_STATE_ID(cstate, CURRENT_STATE_ID_FLAG);  in nfsd4_restorefh()
546 nfsd4_savefh(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_savefh()  argument
549 	if (!cstate->current_fh.fh_dentry)  in nfsd4_savefh()
552 	fh_dup2(&cstate->save_fh, &cstate->current_fh);  in nfsd4_savefh()
553 	if (HAS_STATE_ID(cstate, CURRENT_STATE_ID_FLAG)) {  in nfsd4_savefh()
554 		memcpy(&cstate->save_stateid, &cstate->current_stateid, sizeof(stateid_t));  in nfsd4_savefh()
555 		SET_STATE_ID(cstate, SAVED_STATE_ID_FLAG);  in nfsd4_savefh()
564 nfsd4_access(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_access()  argument
571 	return nfsd_access(rqstp, &cstate->current_fh, &access->ac_resp_access,  in nfsd4_access()
590 nfsd4_commit(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_commit()  argument
594 	return nfsd_commit(rqstp, &cstate->current_fh, commit->co_offset,  in nfsd4_commit()
599 nfsd4_create(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_create()  argument
608 	status = fh_verify(rqstp, &cstate->current_fh, S_IFDIR,  in nfsd4_create()
613 	status = check_attr_support(rqstp, cstate, create->cr_bmval,  in nfsd4_create()
620 		status = nfsd_symlink(rqstp, &cstate->current_fh,  in nfsd4_create()
630 		status = nfsd_create(rqstp, &cstate->current_fh,  in nfsd4_create()
640 		status = nfsd_create(rqstp, &cstate->current_fh,  in nfsd4_create()
646 		status = nfsd_create(rqstp, &cstate->current_fh,  in nfsd4_create()
652 		status = nfsd_create(rqstp, &cstate->current_fh,  in nfsd4_create()
659 		status = nfsd_create(rqstp, &cstate->current_fh,  in nfsd4_create()
678 	fh_unlock(&cstate->current_fh);  in nfsd4_create()
679 	set_change_info(&create->cr_cinfo, &cstate->current_fh);  in nfsd4_create()
680 	fh_dup2(&cstate->current_fh, &resfh);  in nfsd4_create()
687 nfsd4_getattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_getattr()  argument
692 	status = fh_verify(rqstp, &cstate->current_fh, 0, NFSD_MAY_NOP);  in nfsd4_getattr()
699 	getattr->ga_bmval[0] &= nfsd_suppattrs0(cstate->minorversion);  in nfsd4_getattr()
700 	getattr->ga_bmval[1] &= nfsd_suppattrs1(cstate->minorversion);  in nfsd4_getattr()
701 	getattr->ga_bmval[2] &= nfsd_suppattrs2(cstate->minorversion);  in nfsd4_getattr()
703 	getattr->ga_fhp = &cstate->current_fh;  in nfsd4_getattr()
708 nfsd4_link(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_link()  argument
713 	if (!cstate->save_fh.fh_dentry)  in nfsd4_link()
715 	status = nfsd_link(rqstp, &cstate->current_fh,  in nfsd4_link()
716 			   link->li_name, link->li_namelen, &cstate->save_fh);  in nfsd4_link()
718 		set_change_info(&link->li_cinfo, &cstate->current_fh);  in nfsd4_link()
740 nfsd4_lookupp(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_lookupp()  argument
743 	return nfsd4_do_lookupp(rqstp, &cstate->current_fh);  in nfsd4_lookupp()
747 nfsd4_lookup(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_lookup()  argument
750 	return nfsd_lookup(rqstp, &cstate->current_fh,  in nfsd4_lookup()
752 			   &cstate->current_fh);  in nfsd4_lookup()
756 nfsd4_read(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_read()  argument
777 	status = nfs4_preprocess_stateid_op(rqstp, cstate, &read->rd_stateid,  in nfsd4_read()
786 	read->rd_fhp = &cstate->current_fh;  in nfsd4_read()
791 nfsd4_readdir(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_readdir()  argument
802 	readdir->rd_bmval[0] &= nfsd_suppattrs0(cstate->minorversion);  in nfsd4_readdir()
803 	readdir->rd_bmval[1] &= nfsd_suppattrs1(cstate->minorversion);  in nfsd4_readdir()
804 	readdir->rd_bmval[2] &= nfsd_suppattrs2(cstate->minorversion);  in nfsd4_readdir()
811 	readdir->rd_fhp = &cstate->current_fh;  in nfsd4_readdir()
816 nfsd4_readlink(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_readlink()  argument
820 	readlink->rl_fhp = &cstate->current_fh;  in nfsd4_readlink()
825 nfsd4_remove(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_remove()  argument
832 	status = nfsd_unlink(rqstp, &cstate->current_fh, 0,  in nfsd4_remove()
835 		fh_unlock(&cstate->current_fh);  in nfsd4_remove()
836 		set_change_info(&remove->rm_cinfo, &cstate->current_fh);  in nfsd4_remove()
842 nfsd4_rename(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_rename()  argument
847 	if (!cstate->save_fh.fh_dentry)  in nfsd4_rename()
850 		!(cstate->save_fh.fh_export->ex_flags & NFSEXP_NOSUBTREECHECK))  in nfsd4_rename()
852 	status = nfsd_rename(rqstp, &cstate->save_fh, rename->rn_sname,  in nfsd4_rename()
853 			     rename->rn_snamelen, &cstate->current_fh,  in nfsd4_rename()
857 	set_change_info(&rename->rn_sinfo, &cstate->current_fh);  in nfsd4_rename()
858 	set_change_info(&rename->rn_tinfo, &cstate->save_fh);  in nfsd4_rename()
863 nfsd4_secinfo(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_secinfo()  argument
872 	err = fh_verify(rqstp, &cstate->current_fh, S_IFDIR, NFSD_MAY_EXEC);  in nfsd4_secinfo()
875 	err = nfsd_lookup_dentry(rqstp, &cstate->current_fh,  in nfsd4_secinfo()
880 	fh_unlock(&cstate->current_fh);  in nfsd4_secinfo()
887 	if (cstate->minorversion)  in nfsd4_secinfo()
889 		fh_put(&cstate->current_fh);  in nfsd4_secinfo()
894 nfsd4_secinfo_no_name(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_secinfo_no_name()  argument
903 		err = nfsd4_do_lookupp(rqstp, &cstate->current_fh);  in nfsd4_secinfo_no_name()
911 	sin->sin_exp = exp_get(cstate->current_fh.fh_export);  in nfsd4_secinfo_no_name()
912 	fh_put(&cstate->current_fh);  in nfsd4_secinfo_no_name()
917 nfsd4_setattr(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_setattr()  argument
924 		status = nfs4_preprocess_stateid_op(rqstp, cstate,  in nfsd4_setattr()
931 	err = fh_want_write(&cstate->current_fh);  in nfsd4_setattr()
936 	status = check_attr_support(rqstp, cstate, setattr->sa_bmval,  in nfsd4_setattr()
942 		status = nfsd4_set_nfs4_acl(rqstp, &cstate->current_fh,  in nfsd4_setattr()
947 		status = nfsd4_set_nfs4_label(rqstp, &cstate->current_fh,  in nfsd4_setattr()
951 	status = nfsd_setattr(rqstp, &cstate->current_fh, &setattr->sa_iattr,  in nfsd4_setattr()
954 	fh_drop_write(&cstate->current_fh);  in nfsd4_setattr()
977 nfsd4_write(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_write()  argument
989 	status = nfs4_preprocess_stateid_op(rqstp, cstate, stateid, WR_STATE,  in nfsd4_write()
1003 	status = nfsd_vfs_write(rqstp, &cstate->current_fh, filp,  in nfsd4_write()
1014 nfsd4_fallocate(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_fallocate()  argument
1020 	status = nfs4_preprocess_stateid_op(rqstp, cstate,  in nfsd4_fallocate()
1028 	status = nfsd4_vfs_fallocate(rqstp, &cstate->current_fh, file,  in nfsd4_fallocate()
1037 nfsd4_allocate(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_allocate()  argument
1040 	return nfsd4_fallocate(rqstp, cstate, fallocate, 0);  in nfsd4_allocate()
1044 nfsd4_deallocate(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_deallocate()  argument
1047 	return nfsd4_fallocate(rqstp, cstate, fallocate,  in nfsd4_deallocate()
1052 nfsd4_seek(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_seek()  argument
1059 	status = nfs4_preprocess_stateid_op(rqstp, cstate,  in nfsd4_seek()
1100 _nfsd4_verify(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in _nfsd4_verify()  argument
1107 	status = fh_verify(rqstp, &cstate->current_fh, 0, NFSD_MAY_NOP);  in _nfsd4_verify()
1111 	status = check_attr_support(rqstp, cstate, verify->ve_bmval, NULL);  in _nfsd4_verify()
1130 	status = nfsd4_encode_fattr_to_buf(&p, count, &cstate->current_fh,  in _nfsd4_verify()
1131 				    cstate->current_fh.fh_export,  in _nfsd4_verify()
1132 				    cstate->current_fh.fh_dentry,  in _nfsd4_verify()
1158 nfsd4_nverify(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_nverify()  argument
1163 	status = _nfsd4_verify(rqstp, cstate, verify);  in nfsd4_nverify()
1168 nfsd4_verify(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,  in nfsd4_verify()  argument
1173 	status = _nfsd4_verify(rqstp, cstate, verify);  in nfsd4_verify()
1197 		struct nfsd4_compound_state *cstate,  in nfsd4_getdeviceinfo()  argument
1241 		struct nfsd4_compound_state *cstate,  in nfsd4_layoutget()  argument
1244 	struct svc_fh *current_fh = &cstate->current_fh;  in nfsd4_layoutget()
1294 	nfserr = nfsd4_preprocess_layout_stateid(rqstp, cstate, &lgp->lg_sid,  in nfsd4_layoutget()
1321 		struct nfsd4_compound_state *cstate,  in nfsd4_layoutcommit()  argument
1325 	struct svc_fh *current_fh = &cstate->current_fh;  in nfsd4_layoutcommit()
1356 	nfserr = nfsd4_preprocess_layout_stateid(rqstp, cstate, &lcp->lc_sid,  in nfsd4_layoutcommit()
1385 		struct nfsd4_compound_state *cstate,  in nfsd4_layoutreturn()  argument
1388 	struct svc_fh *current_fh = &cstate->current_fh;  in nfsd4_layoutreturn()
1413 		nfserr = nfsd4_return_file_layouts(rqstp, cstate, lrp);  in nfsd4_layoutreturn()
1417 		nfserr = nfsd4_return_client_layouts(rqstp, cstate, lrp);  in nfsd4_layoutreturn()
1603 	struct nfsd4_compound_state *cstate = &resp->cstate;  in nfsd4_proc_compound()  local
1604 	struct svc_fh *current_fh = &cstate->current_fh;  in nfsd4_proc_compound()
1605 	struct svc_fh *save_fh = &cstate->save_fh;  in nfsd4_proc_compound()
1615 	cstate->minorversion = args->minorversion;  in nfsd4_proc_compound()
1651 				op->status = nfsd4_open_omfg(rqstp, cstate, op);  in nfsd4_proc_compound()
1690 			opdesc->op_get_currentstateid(cstate, &op->u);  in nfsd4_proc_compound()
1691 		op->status = opdesc->op_func(rqstp, cstate, &op->u);  in nfsd4_proc_compound()
1695 				opdesc->op_set_currentstateid(cstate, &op->u);  in nfsd4_proc_compound()
1698 				clear_current_stateid(cstate);  in nfsd4_proc_compound()
1706 		if (cstate->status == nfserr_replay_cache) {  in nfsd4_proc_compound()
1712 			op->replay = &cstate->replay_owner->so_replay;  in nfsd4_proc_compound()
1724 		nfsd4_cstate_clear_replay(cstate);  in nfsd4_proc_compound()
1728 	cstate->status = status;  in nfsd4_proc_compound()
1731 	BUG_ON(cstate->replay_owner);  in nfsd4_proc_compound()