1883 static struct nfs4_state *nfs4_try_open_cached(struct nfs4_opendata *opendata)  in nfs4_try_open_cached()  argument
1885 	struct nfs4_state *state = opendata->state;  in nfs4_try_open_cached()
1887 	int open_mode = opendata->o_arg.open_flags;  in nfs4_try_open_cached()
1888 	fmode_t fmode = opendata->o_arg.fmode;  in nfs4_try_open_cached()
1889 	enum open_claim_type4 claim = opendata->o_arg.claim;  in nfs4_try_open_cached()
1910 		nfs_release_seqid(opendata->o_arg.seqid);  in nfs4_try_open_cached()
1911 		if (!opendata->is_recover) {  in nfs4_try_open_cached()
2122 	struct nfs4_opendata *opendata;  in nfs4_open_recoverdata_alloc()  local
2124 	opendata = nfs4_opendata_alloc(ctx->dentry, state->owner, 0, 0,  in nfs4_open_recoverdata_alloc()
2126 	if (opendata == NULL)  in nfs4_open_recoverdata_alloc()
2128 	opendata->state = state;  in nfs4_open_recoverdata_alloc()
2130 	return opendata;  in nfs4_open_recoverdata_alloc()
2133 static int nfs4_open_recover_helper(struct nfs4_opendata *opendata,  in nfs4_open_recover_helper()  argument
2137 	struct nfs_server *server = NFS_SB(opendata->dentry->d_sb);  in nfs4_open_recover_helper()
2138 	int openflags = opendata->o_arg.open_flags;  in nfs4_open_recover_helper()
2141 	if (!nfs4_mode_match_open_stateid(opendata->state, fmode))  in nfs4_open_recover_helper()
2143 	opendata->o_arg.fmode = fmode;  in nfs4_open_recover_helper()
2144 	opendata->o_arg.share_access =  in nfs4_open_recover_helper()
2146 	memset(&opendata->o_res, 0, sizeof(opendata->o_res));  in nfs4_open_recover_helper()
2147 	memset(&opendata->c_res, 0, sizeof(opendata->c_res));  in nfs4_open_recover_helper()
2148 	nfs4_init_opendata_res(opendata);  in nfs4_open_recover_helper()
2149 	ret = _nfs4_recover_proc_open(opendata);  in nfs4_open_recover_helper()
2152 	newstate = nfs4_opendata_to_nfs4_state(opendata);  in nfs4_open_recover_helper()
2155 	if (newstate != opendata->state)  in nfs4_open_recover_helper()
2161 static int nfs4_open_recover(struct nfs4_opendata *opendata, struct nfs4_state *state)  in nfs4_open_recover()  argument
2167 	ret = nfs4_open_recover_helper(opendata, FMODE_READ|FMODE_WRITE);  in nfs4_open_recover()
2170 	ret = nfs4_open_recover_helper(opendata, FMODE_WRITE);  in nfs4_open_recover()
2173 	ret = nfs4_open_recover_helper(opendata, FMODE_READ);  in nfs4_open_recover()
2197 	struct nfs4_opendata *opendata;  in _nfs4_do_open_reclaim()  local
2201 	opendata = nfs4_open_recoverdata_alloc(ctx, state,  in _nfs4_do_open_reclaim()
2203 	if (IS_ERR(opendata))  in _nfs4_do_open_reclaim()
2204 		return PTR_ERR(opendata);  in _nfs4_do_open_reclaim()
2210 	opendata->o_arg.u.delegation_type = delegation_type;  in _nfs4_do_open_reclaim()
2211 	status = nfs4_open_recover(opendata, state);  in _nfs4_do_open_reclaim()
2212 	nfs4_opendata_put(opendata);  in _nfs4_do_open_reclaim()
2307 	struct nfs4_opendata *opendata;  in nfs4_open_delegation_recall()  local
2310 	opendata = nfs4_open_recoverdata_alloc(ctx, state,  in nfs4_open_delegation_recall()
2312 	if (IS_ERR(opendata))  in nfs4_open_delegation_recall()
2313 		return PTR_ERR(opendata);  in nfs4_open_delegation_recall()
2314 	nfs4_stateid_copy(&opendata->o_arg.u.delegation, stateid);  in nfs4_open_delegation_recall()
2316 		err = nfs4_open_recover_helper(opendata, FMODE_READ|FMODE_WRITE);  in nfs4_open_delegation_recall()
2321 		err = nfs4_open_recover_helper(opendata, FMODE_WRITE);  in nfs4_open_delegation_recall()
2326 		err = nfs4_open_recover_helper(opendata, FMODE_READ);  in nfs4_open_delegation_recall()
2332 	nfs4_opendata_put(opendata);  in nfs4_open_delegation_recall()
2632 				struct nfs4_opendata *opendata,  in nfs4_opendata_access()  argument
2640 	if (opendata->o_res.access_supported == 0)  in nfs4_opendata_access()
2650 	} else if ((fmode & FMODE_READ) && !opendata->file_created)  in nfs4_opendata_access()
2653 	nfs_access_set_mask(&cache, opendata->o_res.access_result);  in nfs4_opendata_access()
2723 	struct nfs4_opendata *opendata;  in _nfs4_open_expired()  local
2726 	opendata = nfs4_open_recoverdata_alloc(ctx, state, NFS4_OPEN_CLAIM_FH);  in _nfs4_open_expired()
2727 	if (IS_ERR(opendata))  in _nfs4_open_expired()
2728 		return PTR_ERR(opendata);  in _nfs4_open_expired()
2734 	opendata->o_arg.open_flags = O_DIRECT;  in _nfs4_open_expired()
2735 	ret = nfs4_open_recover(opendata, state);  in _nfs4_open_expired()
2738 	nfs4_opendata_put(opendata);  in _nfs4_open_expired()
2999 static unsigned nfs4_exclusive_attrset(struct nfs4_opendata *opendata,  in nfs4_exclusive_attrset()  argument
3002 	const __u32 *bitmask = opendata->o_arg.server->exclcreat_bitmask;  in nfs4_exclusive_attrset()
3008 		attrset[i] = opendata->o_res.attrset[i];  in nfs4_exclusive_attrset()
3009 		if (opendata->o_arg.createmode == NFS4_CREATE_EXCLUSIVE4_1)  in nfs4_exclusive_attrset()
3013 	ret = (opendata->o_arg.createmode == NFS4_CREATE_EXCLUSIVE) ?  in nfs4_exclusive_attrset()
3035 static int _nfs4_open_and_get_state(struct nfs4_opendata *opendata,  in _nfs4_open_and_get_state()  argument
3038 	struct nfs4_state_owner *sp = opendata->owner;  in _nfs4_open_and_get_state()
3043 	struct inode *dir = d_inode(opendata->dir);  in _nfs4_open_and_get_state()
3051 	ret = _nfs4_proc_open(opendata, ctx);  in _nfs4_open_and_get_state()
3055 	state = _nfs4_opendata_to_nfs4_state(opendata);  in _nfs4_open_and_get_state()
3062 	if (opendata->o_res.rflags & NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK)  in _nfs4_open_and_get_state()
3064 	if (opendata->o_res.rflags & NFS4_OPEN_RESULT_PRESERVE_UNLINKED)  in _nfs4_open_and_get_state()
3067 	dentry = opendata->dentry;  in _nfs4_open_and_get_state()
3081 	switch(opendata->o_arg.claim) {  in _nfs4_open_and_get_state()
3087 		if (!opendata->rpc_done)  in _nfs4_open_and_get_state()
3089 		if (opendata->o_res.delegation_type != 0)  in _nfs4_open_and_get_state()
3095 	pnfs_parse_lgopen(state->inode, opendata->lgp, ctx);  in _nfs4_open_and_get_state()
3097 	ret = nfs4_opendata_access(sp->so_cred, opendata, state, acc_mode);  in _nfs4_open_and_get_state()
3108 	if (!opendata->cancelled) {  in _nfs4_open_and_get_state()
3109 		if (opendata->lgp) {  in _nfs4_open_and_get_state()
3110 			nfs4_lgopen_release(opendata->lgp);  in _nfs4_open_and_get_state()
3111 			opendata->lgp = NULL;  in _nfs4_open_and_get_state()
3113 		nfs4_sequence_free_slot(&opendata->o_res.seq_res);  in _nfs4_open_and_get_state()
3130 	struct nfs4_opendata *opendata;  in _nfs4_do_open()  local
3155 	opendata = nfs4_opendata_alloc(dentry, sp, fmode, flags,  in _nfs4_do_open()
3157 	if (opendata == NULL)  in _nfs4_do_open()
3161 		if (!opendata->f_attr.mdsthreshold) {  in _nfs4_do_open()
3162 			opendata->f_attr.mdsthreshold = pnfs_mdsthreshold_alloc();  in _nfs4_do_open()
3163 			if (!opendata->f_attr.mdsthreshold)  in _nfs4_do_open()
3166 		opendata->o_arg.open_bitmap = &nfs4_pnfs_open_bitmap[0];  in _nfs4_do_open()
3169 		opendata->state = nfs4_get_open_state(d_inode(dentry), sp);  in _nfs4_do_open()
3171 	status = _nfs4_open_and_get_state(opendata, ctx);  in _nfs4_do_open()
3176 	if ((opendata->o_arg.open_flags & (O_CREAT|O_EXCL)) == (O_CREAT|O_EXCL) &&  in _nfs4_do_open()
3177 	    (opendata->o_arg.createmode != NFS4_CREATE_GUARDED)) {  in _nfs4_do_open()
3178 		unsigned attrs = nfs4_exclusive_attrset(opendata, sattr, &label);  in _nfs4_do_open()
3187 			nfs_fattr_init(opendata->o_res.f_attr);  in _nfs4_do_open()
3189 					opendata->o_res.f_attr, sattr,  in _nfs4_do_open()
3193 						opendata->o_res.f_attr);  in _nfs4_do_open()
3194 				nfs_setsecurity(state->inode, opendata->o_res.f_attr);  in _nfs4_do_open()
3199 	if (opened && opendata->file_created)  in _nfs4_do_open()
3202 	if (pnfs_use_threshold(ctx_th, opendata->f_attr.mdsthreshold, server)) {  in _nfs4_do_open()
3203 		*ctx_th = opendata->f_attr.mdsthreshold;  in _nfs4_do_open()
3204 		opendata->f_attr.mdsthreshold = NULL;  in _nfs4_do_open()
3207 	nfs4_opendata_put(opendata);  in _nfs4_do_open()
3211 	nfs4_opendata_put(opendata);  in _nfs4_do_open()