33  * Returns: 1 if the EA should be stuffed
85 			  struct gfs2_ea_header *ea,
92 	struct gfs2_ea_header *ea, *prev = NULL;  in ea_foreach_i()  local
98 	for (ea = GFS2_EA_BH2FIRST(bh);; prev = ea, ea = GFS2_EA2NEXT(ea)) {  in ea_foreach_i()
99 		if (!GFS2_EA_REC_LEN(ea)) {  in ea_foreach_i()
103 		if (!(bh->b_data <= (char *)ea && (char *)GFS2_EA2NEXT(ea) <=  in ea_foreach_i()
108 		if (!gfs2_eatype_valid(sdp, ea->ea_type)) {  in ea_foreach_i()
112 		error = ea_call(ip, bh, ea, prev, data);  in ea_foreach_i()
116 		if (GFS2_EA_IS_LAST(ea)) {  in ea_foreach_i()
117 			if ((char *)GFS2_EA2NEXT(ea) !=  in ea_foreach_i()
180 		     struct gfs2_ea_header *ea, struct gfs2_ea_header *prev,  in ea_find_i()  argument
185 	if (ea->ea_type == GFS2_EATYPE_UNUSED)  in ea_find_i()
188 	if (ea->ea_type == ef->type) {  in ea_find_i()
189 		if (ea->ea_name_len == ef->namel &&  in ea_find_i()
190 		    !memcmp(GFS2_EA2NAME(ea), ef->name, ea->ea_name_len)) {  in ea_find_i()
194 			el->el_ea = ea;  in ea_find_i()
234 				struct gfs2_ea_header *ea,  in ea_dealloc_unstuffed()  argument
253 	if (GFS2_EA_IS_STUFFED(ea))  in ea_dealloc_unstuffed()
256 	dataptrs = GFS2_EA2DATAPTRS(ea);  in ea_dealloc_unstuffed()
257 	for (x = 0; x < ea->ea_num_ptrs; x++, dataptrs++) {  in ea_dealloc_unstuffed()
284 	dataptrs = GFS2_EA2DATAPTRS(ea);  in ea_dealloc_unstuffed()
285 	for (x = 0; x < ea->ea_num_ptrs; x++, dataptrs++) {  in ea_dealloc_unstuffed()
308 		len = GFS2_EA_REC_LEN(prev) + GFS2_EA_REC_LEN(ea);  in ea_dealloc_unstuffed()
311 		if (GFS2_EA_IS_LAST(ea))  in ea_dealloc_unstuffed()
314 		ea->ea_type = GFS2_EATYPE_UNUSED;  in ea_dealloc_unstuffed()
315 		ea->ea_num_ptrs = 0;  in ea_dealloc_unstuffed()
329 			       struct gfs2_ea_header *ea,  in ea_remove_unstuffed()  argument
342 	error = ea_dealloc_unstuffed(ip, bh, ea, prev, (leave) ? &error : NULL);  in ea_remove_unstuffed()
355 		     struct gfs2_ea_header *ea, struct gfs2_ea_header *prev,  in ea_list_i()  argument
365 	if (ea->ea_type == GFS2_EATYPE_UNUSED)  in ea_list_i()
368 	BUG_ON(ea->ea_type > GFS2_EATYPE_SECURITY &&  in ea_list_i()
370 	switch (ea->ea_type) {  in ea_list_i()
391 	ea_size = l + ea->ea_name_len + 1;  in ea_list_i()
397 		memcpy(er->er_data + ei->ei_size + l, GFS2_EA2NAME(ea),  in ea_list_i()
398 		       ea->ea_name_len);  in ea_list_i()
450  * @ea: The extended attribute header structure
457 static int gfs2_iter_unstuffed(struct gfs2_inode *ip, struct gfs2_ea_header *ea,  in gfs2_iter_unstuffed()  argument
462 	unsigned int amount = GFS2_EA_DATA_LEN(ea);  in gfs2_iter_unstuffed()
464 	__be64 *dataptrs = GFS2_EA2DATAPTRS(ea);  in gfs2_iter_unstuffed()
641 	struct gfs2_ea_header *ea;  in ea_alloc_blk()  local
655 	ea = GFS2_EA_BH2FIRST(*bhp);  in ea_alloc_blk()
656 	ea->ea_rec_len = cpu_to_be32(sdp->sd_jbsize);  in ea_alloc_blk()
657 	ea->ea_type = GFS2_EATYPE_UNUSED;  in ea_alloc_blk()
658 	ea->ea_flags = GFS2_EAFLAG_LAST;  in ea_alloc_blk()
659 	ea->ea_num_ptrs = 0;  in ea_alloc_blk()
667  * ea_write - writes the request info to an ea, creating new blocks if
670  * @ea: the location of the new ea in a block
678 static int ea_write(struct gfs2_inode *ip, struct gfs2_ea_header *ea,  in ea_write()  argument
684 	ea->ea_data_len = cpu_to_be32(er->er_data_len);  in ea_write()
685 	ea->ea_name_len = er->er_name_len;  in ea_write()
686 	ea->ea_type = er->er_type;  in ea_write()
687 	ea->__pad = 0;  in ea_write()
689 	memcpy(GFS2_EA2NAME(ea), er->er_name, er->er_name_len);  in ea_write()
692 		ea->ea_num_ptrs = 0;  in ea_write()
693 		memcpy(GFS2_EA2DATA(ea), er->er_data, er->er_data_len);  in ea_write()
695 		__be64 *dataptr = GFS2_EA2DATAPTRS(ea);  in ea_write()
701 		ea->ea_num_ptrs = DIV_ROUND_UP(er->er_data_len, sdp->sd_jbsize);  in ea_write()
702 		for (x = 0; x < ea->ea_num_ptrs; x++) {  in ea_write()
824 static struct gfs2_ea_header *ea_split_ea(struct gfs2_ea_header *ea)  in ea_split_ea()  argument
826 	u32 ea_size = GFS2_EA_SIZE(ea);  in ea_split_ea()
827 	struct gfs2_ea_header *new = (struct gfs2_ea_header *)((char *)ea +  in ea_split_ea()
829 	u32 new_size = GFS2_EA_REC_LEN(ea) - ea_size;  in ea_split_ea()
830 	int last = ea->ea_flags & GFS2_EAFLAG_LAST;  in ea_split_ea()
832 	ea->ea_rec_len = cpu_to_be32(ea_size);  in ea_split_ea()
833 	ea->ea_flags ^= last;  in ea_split_ea()
844 	struct gfs2_ea_header *ea = el->el_ea;  in ea_set_remove_stuffed()  local
850 	if (!prev || !GFS2_EA_IS_STUFFED(ea)) {  in ea_set_remove_stuffed()
851 		ea->ea_type = GFS2_EATYPE_UNUSED;  in ea_set_remove_stuffed()
853 	} else if (GFS2_EA2NEXT(prev) != ea) {  in ea_set_remove_stuffed()
855 		gfs2_assert_withdraw(GFS2_SB(&ip->i_inode), GFS2_EA2NEXT(prev) == ea);  in ea_set_remove_stuffed()
858 	len = GFS2_EA_REC_LEN(prev) + GFS2_EA_REC_LEN(ea);  in ea_set_remove_stuffed()
861 	if (GFS2_EA_IS_LAST(ea))  in ea_set_remove_stuffed()
876 				 struct gfs2_ea_header *ea, struct ea_set *es)  in ea_set_simple_noalloc()  argument
888 		ea = ea_split_ea(ea);  in ea_set_simple_noalloc()
890 	ea_write(ip, ea, er);  in ea_set_simple_noalloc()
906 	struct gfs2_ea_header *ea = es->es_ea;  in ea_set_simple_alloc()  local
912 		ea = ea_split_ea(ea);  in ea_set_simple_alloc()
914 	error = ea_write(ip, ea, er);  in ea_set_simple_alloc()
925 			 struct gfs2_ea_header *ea, struct gfs2_ea_header *prev,  in ea_set_simple()  argument
936 	if (ea->ea_type == GFS2_EATYPE_UNUSED) {  in ea_set_simple()
937 		if (GFS2_EA_REC_LEN(ea) < size)  in ea_set_simple()
939 		if (!GFS2_EA_IS_STUFFED(ea)) {  in ea_set_simple()
940 			error = ea_remove_unstuffed(ip, bh, ea, prev, 1);  in ea_set_simple()
945 	} else if (GFS2_EA_REC_LEN(ea) - GFS2_EA_SIZE(ea) >= size)  in ea_set_simple()
951 		error = ea_set_simple_noalloc(ip, bh, ea, es);  in ea_set_simple()
958 		es->es_ea = ea;  in ea_set_simple()
1091 	struct gfs2_ea_header *ea = el->el_ea;  in ea_remove_stuffed()  local
1104 		len = GFS2_EA_REC_LEN(prev) + GFS2_EA_REC_LEN(ea);  in ea_remove_stuffed()
1107 		if (GFS2_EA_IS_LAST(ea))  in ea_remove_stuffed()
1110 		ea->ea_type = GFS2_EATYPE_UNUSED;  in ea_remove_stuffed()