67 		 * XXX: We should really fail the whole open, but we may  in nfsd4_security_inode_setsecctx()
119 	struct nfsd4_compound_state *cstate, struct nfsd4_open *open)  in nfsd4_check_open_attributes()  argument
123 	if (open->op_create == NFS4_OPEN_CREATE) {  in nfsd4_check_open_attributes()
124 		if (open->op_createmode == NFS4_CREATE_UNCHECKED  in nfsd4_check_open_attributes()
125 		    || open->op_createmode == NFS4_CREATE_GUARDED)  in nfsd4_check_open_attributes()
127 					open->op_bmval, nfsd_attrmask);  in nfsd4_check_open_attributes()
128 		else if (open->op_createmode == NFS4_CREATE_EXCLUSIVE4_1)  in nfsd4_check_open_attributes()
130 					open->op_bmval, nfsd41_ex_attrmask);  in nfsd4_check_open_attributes()
137 is_create_with_attrs(struct nfsd4_open *open)  in is_create_with_attrs()  argument
139 	return open->op_create == NFS4_OPEN_CREATE  in is_create_with_attrs()
140 		&& (open->op_createmode == NFS4_CREATE_UNCHECKED  in is_create_with_attrs()
141 		    || open->op_createmode == NFS4_CREATE_GUARDED  in is_create_with_attrs()
142 		    || open->op_createmode == NFS4_CREATE_EXCLUSIVE4_1);  in is_create_with_attrs()
158 		 * We should probably fail the whole open at this point,  in do_set_nfs4_acl()
176 do_open_permission(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_open *open, int …  in do_open_permission()  argument
180 	if (open->op_truncate &&  in do_open_permission()
181 		!(open->op_share_access & NFS4_SHARE_ACCESS_WRITE))  in do_open_permission()
186 	if (open->op_share_access & NFS4_SHARE_ACCESS_READ)  in do_open_permission()
188 	if (open->op_share_access & NFS4_SHARE_ACCESS_WRITE)  in do_open_permission()
190 	if (open->op_share_deny & NFS4_SHARE_DENY_READ)  in do_open_permission()
210 	 * the right thing on attempts to open something other than a  in nfsd_check_obj_isreg()
216 …owner_reply_cache(struct nfsd4_compound_state *cstate, struct nfsd4_open *open, struct svc_fh *res…  in nfsd4_set_open_owner_reply_cache()  argument
220 	fh_copy_shallow(&open->op_openowner->oo_owner.so_replay.rp_openfh,  in nfsd4_set_open_owner_reply_cache()
225 do_open_lookup(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *open…  in do_open_lookup()  argument
235 	open->op_truncate = 0;  in do_open_lookup()
237 	if (open->op_create) {  in do_open_lookup()
257 		current->fs->umask = open->op_umask;  in do_open_lookup()
258 		status = do_nfsd_create(rqstp, current_fh, open->op_fname.data,  in do_open_lookup()
259 					open->op_fname.len, &open->op_iattr,  in do_open_lookup()
260 					*resfh, open->op_createmode,  in do_open_lookup()
261 					(u32 *)open->op_verf.data,  in do_open_lookup()
262 					&open->op_truncate, &open->op_created);  in do_open_lookup()
265 		if (!status && open->op_label.len)  in do_open_lookup()
266 			nfsd4_security_inode_setsecctx(*resfh, &open->op_label, open->op_bmval);  in do_open_lookup()
273 		if (nfsd_create_is_exclusive(open->op_createmode) && status == 0)  in do_open_lookup()
274 			open->op_bmval[1] |= (FATTR4_WORD1_TIME_ACCESS |  in do_open_lookup()
284 				     open->op_fname.data, open->op_fname.len, *resfh);  in do_open_lookup()
291 	if (is_create_with_attrs(open) && open->op_acl != NULL)  in do_open_lookup()
292 		do_set_nfs4_acl(rqstp, *resfh, open->op_acl, open->op_bmval);  in do_open_lookup()
294 	nfsd4_set_open_owner_reply_cache(cstate, open, *resfh);  in do_open_lookup()
296 	if (open->op_created ||  in do_open_lookup()
297 			open->op_claim_type == NFS4_OPEN_CLAIM_DELEGATE_CUR)  in do_open_lookup()
299 	status = do_open_permission(rqstp, *resfh, open, accmode);  in do_open_lookup()
300 	set_change_info(&open->op_cinfo, current_fh);  in do_open_lookup()
306 …_open_fhandle(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_open *open)  in do_open_fhandle()  argument
316 	memset(&open->op_cinfo, 0, sizeof(struct nfsd4_change_info));  in do_open_fhandle()
318 	nfsd4_set_open_owner_reply_cache(cstate, open, current_fh);  in do_open_fhandle()
320 	open->op_truncate = (open->op_iattr.ia_valid & ATTR_SIZE) &&  in do_open_fhandle()
321 		(open->op_iattr.ia_size == 0);  in do_open_fhandle()
324 	 * open that it *already* performed locally, some time ago.  We  in do_open_fhandle()
327 	 * In the case of a CLAIM_FH open, on the other hand, the client  in do_open_fhandle()
331 	if (open->op_claim_type == NFS4_OPEN_CLAIM_DELEG_CUR_FH)  in do_open_fhandle()
334 	status = do_open_permission(rqstp, current_fh, open, accmode);  in do_open_fhandle()
353 	struct nfsd4_open *open = &u->open;  in nfsd4_open()  local
361 		(int)open->op_fname.len, open->op_fname.data,  in nfsd4_open()
362 		open->op_openowner);  in nfsd4_open()
365 	if (open->op_create && open->op_claim_type != NFS4_OPEN_CLAIM_NULL)  in nfsd4_open()
368 	open->op_created = 0;  in nfsd4_open()
376 	    open->op_claim_type != NFS4_OPEN_CLAIM_PREVIOUS)  in nfsd4_open()
380 		copy_clientid(&open->op_clientid, cstate->session);  in nfsd4_open()
383 	status = nfsd4_process_open1(cstate, open, nn);  in nfsd4_open()
385 		struct nfs4_replay *rp = &open->op_openowner->oo_owner.so_replay;  in nfsd4_open()
398 	if (open->op_xdr_error) {  in nfsd4_open()
399 		status = open->op_xdr_error;  in nfsd4_open()
403 	status = nfsd4_check_open_attributes(rqstp, cstate, open);  in nfsd4_open()
410 	if (opens_in_grace(net) && open->op_claim_type != NFS4_OPEN_CLAIM_PREVIOUS)  in nfsd4_open()
413 	if (!opens_in_grace(net) && open->op_claim_type == NFS4_OPEN_CLAIM_PREVIOUS)  in nfsd4_open()
416 	switch (open->op_claim_type) {  in nfsd4_open()
419 			status = do_open_lookup(rqstp, cstate, open, &resfh);  in nfsd4_open()
424 			status = nfs4_check_open_reclaim(&open->op_clientid,  in nfsd4_open()
428 			open->op_openowner->oo_flags |= NFS4_OO_CONFIRMED;  in nfsd4_open()
433 			status = do_open_fhandle(rqstp, cstate, open);  in nfsd4_open()
440 			dprintk("NFSD: unsupported OPEN claim type %d\n",  in nfsd4_open()
441 				open->op_claim_type);  in nfsd4_open()
445 			dprintk("NFSD: Invalid OPEN claim type %d\n",  in nfsd4_open()
446 				open->op_claim_type);  in nfsd4_open()
452 	 * successful, it (1) truncates the file if open->op_truncate was  in nfsd4_open()
453 	 * set, (2) sets open->op_stateid, (3) sets open->op_delegation.  in nfsd4_open()
455 	status = nfsd4_process_open2(rqstp, resfh, open);  in nfsd4_open()
456 	WARN(status && open->op_created,  in nfsd4_open()
457 	     "nfsd4_process_open2 failed to open newly-created file! status=%u\n",  in nfsd4_open()
467 	nfsd4_cleanup_open_state(cstate, open);  in nfsd4_open()
473  * OPEN is the only seqid-mutating operation whose decoding can fail
480 	struct nfsd4_open *open = &op->u.open;  in nfsd4_open_omfg()  local
486 	open->op_xdr_error = op->status;  in nfsd4_open_omfg()