45 STATIC int xfs_attr_shortform_addname(xfs_da_args_t *args);
50 STATIC int xfs_attr_leaf_get(xfs_da_args_t *args);
51 STATIC int xfs_attr_leaf_removename(xfs_da_args_t *args);
52 STATIC int xfs_attr_leaf_hasname(struct xfs_da_args *args, struct xfs_buf **bp);
53 STATIC int xfs_attr_leaf_try_add(struct xfs_da_args *args);
58 STATIC int xfs_attr_node_get(xfs_da_args_t *args);
59 STATIC void xfs_attr_restore_rmt_blk(struct xfs_da_args *args);
63 STATIC int xfs_attr_node_lookup(struct xfs_da_args *args,
125 	trace_xfs_attr_fillstate(state->args);
173 	trace_xfs_attr_refillstate(state->args);
183 			error = xfs_da3_node_read_mapped(state->args->trans,
184 					state->args->dp, blk->disk_blkno,
201 			error = xfs_da3_node_read_mapped(state->args->trans,
202 					state->args->dp, blk->disk_blkno,
227 	struct xfs_da_args	*args)  in xfs_attr_get_ilocked()  argument
229 	ASSERT(xfs_isilocked(args->dp, XFS_ILOCK_SHARED | XFS_ILOCK_EXCL));  in xfs_attr_get_ilocked()
231 	if (!xfs_inode_hasattr(args->dp))  in xfs_attr_get_ilocked()
234 	if (args->dp->i_afp->if_format == XFS_DINODE_FMT_LOCAL)  in xfs_attr_get_ilocked()
235 		return xfs_attr_shortform_getvalue(args);  in xfs_attr_get_ilocked()
236 	if (xfs_attr_is_leaf(args->dp))  in xfs_attr_get_ilocked()
237 		return xfs_attr_leaf_get(args);  in xfs_attr_get_ilocked()
238 	return xfs_attr_node_get(args);  in xfs_attr_get_ilocked()
259 	struct xfs_da_args	*args)  in xfs_attr_get()  argument
264 	XFS_STATS_INC(args->dp->i_mount, xs_attr_get);  in xfs_attr_get()
266 	if (xfs_is_shutdown(args->dp->i_mount))  in xfs_attr_get()
269 	args->geo = args->dp->i_mount->m_attr_geo;  in xfs_attr_get()
270 	args->whichfork = XFS_ATTR_FORK;  in xfs_attr_get()
271 	args->hashval = xfs_da_hashname(args->name, args->namelen);  in xfs_attr_get()
274 	args->op_flags = XFS_DA_OP_OKNOENT;  in xfs_attr_get()
276 	lock_mode = xfs_ilock_attr_map_shared(args->dp);  in xfs_attr_get()
277 	error = xfs_attr_get_ilocked(args);  in xfs_attr_get()
278 	xfs_iunlock(args->dp, lock_mode);  in xfs_attr_get()
288 	struct xfs_da_args	*args,  in xfs_attr_calc_size()  argument
291 	struct xfs_mount	*mp = args->dp->i_mount;  in xfs_attr_calc_size()
299 	size = xfs_attr_leaf_newentsize(args, local);  in xfs_attr_calc_size()
302 		if (size > (args->geo->blksize / 2)) {  in xfs_attr_calc_size()
311 		uint	dblocks = xfs_attr3_rmt_blocks(mp, args->valuelen);  in xfs_attr_calc_size()
322 	struct xfs_da_args	*args,  in xfs_init_attr_trans()  argument
326 	struct xfs_mount	*mp = args->dp->i_mount;  in xfs_init_attr_trans()
328 	if (args->value) {  in xfs_init_attr_trans()
331 				 args->total;  in xfs_init_attr_trans()
334 		*total = args->total;  in xfs_init_attr_trans()
349 	struct xfs_da_args	*args)  in xfs_attr_try_sf_addname()  argument
358 		xfs_attr_shortform_create(args);  in xfs_attr_try_sf_addname()
360 	error = xfs_attr_shortform_addname(args);  in xfs_attr_try_sf_addname()
368 	if (!error && !(args->op_flags & XFS_DA_OP_NOTIME))  in xfs_attr_try_sf_addname()
369 		xfs_trans_ichgtime(args->trans, dp, XFS_ICHGTIME_CHG);  in xfs_attr_try_sf_addname()
372 		xfs_trans_set_sync(args->trans);  in xfs_attr_try_sf_addname()
381 	struct xfs_da_args		*args = attr->xattri_da_args;  in xfs_attr_sf_addname()  local
382 	struct xfs_inode		*dp = args->dp;  in xfs_attr_sf_addname()
385 	error = xfs_attr_try_sf_addname(dp, args);  in xfs_attr_sf_addname()
396 	error = xfs_attr_shortform_to_leaf(args);  in xfs_attr_sf_addname()
402 	trace_xfs_attr_sf_addname_return(attr->xattri_dela_state, args->dp);  in xfs_attr_sf_addname()
422 	struct xfs_da_args	*args = attr->xattri_da_args;  in xfs_attr_complete_op()  local
423 	bool			do_replace = args->op_flags & XFS_DA_OP_REPLACE;  in xfs_attr_complete_op()
425 	args->op_flags &= ~XFS_DA_OP_REPLACE;  in xfs_attr_complete_op()
427 		args->attr_filter &= ~XFS_ATTR_INCOMPLETE;  in xfs_attr_complete_op()
437 	struct xfs_da_args	*args = attr->xattri_da_args;  in xfs_attr_leaf_addname()  local
440 	ASSERT(xfs_attr_is_leaf(args->dp));  in xfs_attr_leaf_addname()
446 	error = xfs_attr_leaf_try_add(args);  in xfs_attr_leaf_addname()
449 		error = xfs_attr3_leaf_to_node(args);  in xfs_attr_leaf_addname()
468 	if (args->rmtblkno)  in xfs_attr_leaf_addname()
474 	trace_xfs_attr_leaf_addname_return(attr->xattri_dela_state, args->dp);  in xfs_attr_leaf_addname()
489 	struct xfs_da_args	*args = attr->xattri_da_args;  in xfs_attr_node_addname()  local
498 		error = xfs_attr3_leaf_to_node(args);  in xfs_attr_node_addname()
510 	if (args->rmtblkno)  in xfs_attr_node_addname()
516 	trace_xfs_attr_node_addname_return(attr->xattri_dela_state, args->dp);  in xfs_attr_node_addname()
524 	struct xfs_da_args              *args = attr->xattri_da_args;  in xfs_attr_rmtval_alloc()  local
542 	error = xfs_attr_rmtval_set_value(args);  in xfs_attr_rmtval_alloc()
554 		error = xfs_attr3_leaf_clearflag(args);  in xfs_attr_rmtval_alloc()
556 	trace_xfs_attr_rmtval_alloc(attr->xattri_dela_state, args->dp);  in xfs_attr_rmtval_alloc()
566 	struct xfs_da_args	*args,  in xfs_attr_leaf_mark_incomplete()  argument
583 	return xfs_attr3_leaf_setflag(args);  in xfs_attr_leaf_mark_incomplete()
591 	struct xfs_da_args	*args = attr->xattri_da_args;  in xfs_attr_item_init_da_state()  local
594 		attr->xattri_da_state = xfs_da_state_alloc(args);  in xfs_attr_item_init_da_state()
596 		xfs_da_state_reset(attr->xattri_da_state, args);  in xfs_attr_item_init_da_state()
608 	struct xfs_da_args		*args = attr->xattri_da_args;  in xfs_attr_node_removename_setup()  local
613 	error = xfs_attr_node_lookup(args, attr->xattri_da_state);  in xfs_attr_node_removename_setup()
623 	error = xfs_attr_leaf_mark_incomplete(args, state);  in xfs_attr_node_removename_setup()
626 	if (args->rmtblkno > 0)  in xfs_attr_node_removename_setup()
627 		error = xfs_attr_rmtval_invalidate(args);  in xfs_attr_node_removename_setup()
646 	struct xfs_da_args              *args = attr->xattri_da_args;  in xfs_attr_leaf_remove_attr()  local
647 	struct xfs_inode		*dp = args->dp;  in xfs_attr_leaf_remove_attr()
652 	error = xfs_attr3_leaf_read(args->trans, args->dp, args->blkno,  in xfs_attr_leaf_remove_attr()
657 	xfs_attr3_leaf_remove(bp, args);  in xfs_attr_leaf_remove_attr()
661 		error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_leaf_remove_attr()
674 	struct xfs_da_args	*args)  in xfs_attr_leaf_shrink()  argument
676 	struct xfs_inode	*dp = args->dp;  in xfs_attr_leaf_shrink()
684 	error = xfs_attr3_leaf_read(args->trans, args->dp, 0, &bp);  in xfs_attr_leaf_shrink()
690 		error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_leaf_shrink()
693 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_shrink()
711 	struct xfs_da_args              *args = attr->xattri_da_args;  in xfs_attr_set_iter()  local
728 		error = xfs_attr_sf_removename(args);  in xfs_attr_set_iter()
730 						xfs_attr_init_add_state(args));  in xfs_attr_set_iter()
733 		error = xfs_attr_leaf_removename(args);  in xfs_attr_set_iter()
735 						xfs_attr_init_add_state(args));  in xfs_attr_set_iter()
740 		    (args->op_flags & XFS_DA_OP_RECOVERY)) {  in xfs_attr_set_iter()
742 						xfs_attr_init_add_state(args));  in xfs_attr_set_iter()
749 		if (args->rmtblkno == 0)  in xfs_attr_set_iter()
777 		error = xfs_attr3_leaf_flipflags(args);  in xfs_attr_set_iter()
796 		xfs_attr_restore_rmt_blk(args);  in xfs_attr_set_iter()
797 		if (args->rmtblkno) {  in xfs_attr_set_iter()
798 			error = xfs_attr_rmtval_invalidate(args);  in xfs_attr_set_iter()
832 						xfs_attr_init_add_state(args));  in xfs_attr_set_iter()
838 			error = xfs_attr_leaf_shrink(args);  in xfs_attr_set_iter()
840 						xfs_attr_init_add_state(args));  in xfs_attr_set_iter()
847 	trace_xfs_attr_set_iter_return(attr->xattri_dela_state, args->dp);  in xfs_attr_set_iter()
857 	struct xfs_da_args	*args)  in xfs_attr_lookup()  argument
859 	struct xfs_inode	*dp = args->dp;  in xfs_attr_lookup()
868 		return xfs_attr_sf_findname(args, NULL, NULL);  in xfs_attr_lookup()
871 		error = xfs_attr_leaf_hasname(args, &bp);  in xfs_attr_lookup()
874 			xfs_trans_brelse(args->trans, bp);  in xfs_attr_lookup()
879 	state = xfs_da_state_alloc(args);  in xfs_attr_lookup()
880 	error = xfs_attr_node_lookup(args, state);  in xfs_attr_lookup()
887 	struct xfs_da_args	*args,  in xfs_attr_intent_init()  argument
896 	new->xattri_da_args = args;  in xfs_attr_intent_init()
905 	struct xfs_da_args	*args)  in xfs_attr_defer_add()  argument
910 	error = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_SET, &new);  in xfs_attr_defer_add()
914 	new->xattri_dela_state = xfs_attr_init_add_state(args);  in xfs_attr_defer_add()
915 	xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);  in xfs_attr_defer_add()
916 	trace_xfs_attr_defer_add(new->xattri_dela_state, args->dp);  in xfs_attr_defer_add()
924 	struct xfs_da_args	*args)  in xfs_attr_defer_replace()  argument
929 	error = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_REPLACE, &new);  in xfs_attr_defer_replace()
933 	new->xattri_dela_state = xfs_attr_init_replace_state(args);  in xfs_attr_defer_replace()
934 	xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);  in xfs_attr_defer_replace()
935 	trace_xfs_attr_defer_replace(new->xattri_dela_state, args->dp);  in xfs_attr_defer_replace()
943 	struct xfs_da_args	*args)  in xfs_attr_defer_remove()  argument
949 	error  = xfs_attr_intent_init(args, XFS_ATTRI_OP_FLAGS_REMOVE, &new);  in xfs_attr_defer_remove()
953 	new->xattri_dela_state = xfs_attr_init_remove_state(args);  in xfs_attr_defer_remove()
954 	xfs_defer_add(args->trans, XFS_DEFER_OPS_TYPE_ATTR, &new->xattri_list);  in xfs_attr_defer_remove()
955 	trace_xfs_attr_defer_remove(new->xattri_dela_state, args->dp);  in xfs_attr_defer_remove()
966 	struct xfs_da_args	*args)  in xfs_attr_set()  argument
968 	struct xfs_inode	*dp = args->dp;  in xfs_attr_set()
971 	bool			rsvd = (args->attr_filter & XFS_ATTR_ROOT);  in xfs_attr_set()
983 	args->geo = mp->m_attr_geo;  in xfs_attr_set()
984 	args->whichfork = XFS_ATTR_FORK;  in xfs_attr_set()
985 	args->hashval = xfs_da_hashname(args->name, args->namelen);  in xfs_attr_set()
993 	args->op_flags = XFS_DA_OP_OKNOENT |  in xfs_attr_set()
994 					(args->op_flags & XFS_DA_OP_LOGGED);  in xfs_attr_set()
996 	if (args->value) {  in xfs_attr_set()
998 		args->total = xfs_attr_calc_size(args, &local);  in xfs_attr_set()
1006 				xfs_attr_sf_entsize_byname(args->namelen,  in xfs_attr_set()
1007 						args->valuelen);  in xfs_attr_set()
1015 			rmt_blks = xfs_attr3_rmt_blocks(mp, args->valuelen);  in xfs_attr_set()
1025 	xfs_init_attr_trans(args, &tres, &total);  in xfs_attr_set()
1026 	error = xfs_trans_alloc_inode(dp, &tres, total, 0, rsvd, &args->trans);  in xfs_attr_set()
1030 	if (args->value || xfs_inode_hasattr(dp)) {  in xfs_attr_set()
1034 			error = xfs_iext_count_upgrade(args->trans, dp,  in xfs_attr_set()
1040 	error = xfs_attr_lookup(args);  in xfs_attr_set()
1044 		if (!args->value) {  in xfs_attr_set()
1045 			error = xfs_attr_defer_remove(args);  in xfs_attr_set()
1049 		if (args->attr_flags & XATTR_CREATE)  in xfs_attr_set()
1052 		error = xfs_attr_defer_replace(args);  in xfs_attr_set()
1056 		if (!args->value)  in xfs_attr_set()
1060 		if (args->attr_flags & XATTR_REPLACE)  in xfs_attr_set()
1063 		error = xfs_attr_defer_add(args);  in xfs_attr_set()
1076 		xfs_trans_set_sync(args->trans);  in xfs_attr_set()
1078 	if (!(args->op_flags & XFS_DA_OP_NOTIME))  in xfs_attr_set()
1079 		xfs_trans_ichgtime(args->trans, dp, XFS_ICHGTIME_CHG);  in xfs_attr_set()
1084 	xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE);  in xfs_attr_set()
1085 	error = xfs_trans_commit(args->trans);  in xfs_attr_set()
1091 	if (args->trans)  in xfs_attr_set()
1092 		xfs_trans_cancel(args->trans);  in xfs_attr_set()
1114 	struct xfs_da_args	*args)  in xfs_attr_shortform_addname()  argument
1119 	trace_xfs_attr_sf_addname(args);  in xfs_attr_shortform_addname()
1121 	error = xfs_attr_shortform_lookup(args);  in xfs_attr_shortform_addname()
1124 		if (args->op_flags & XFS_DA_OP_REPLACE)  in xfs_attr_shortform_addname()
1128 		if (!(args->op_flags & XFS_DA_OP_REPLACE))  in xfs_attr_shortform_addname()
1131 		error = xfs_attr_sf_removename(args);  in xfs_attr_shortform_addname()
1141 		args->op_flags &= ~XFS_DA_OP_REPLACE;  in xfs_attr_shortform_addname()
1149 	if (args->namelen >= XFS_ATTR_SF_ENTSIZE_MAX ||  in xfs_attr_shortform_addname()
1150 	    args->valuelen >= XFS_ATTR_SF_ENTSIZE_MAX)  in xfs_attr_shortform_addname()
1153 	newsize = xfs_attr_sf_totsize(args->dp);  in xfs_attr_shortform_addname()
1154 	newsize += xfs_attr_sf_entsize_byname(args->namelen, args->valuelen);  in xfs_attr_shortform_addname()
1156 	forkoff = xfs_attr_shortform_bytesfit(args->dp, newsize);  in xfs_attr_shortform_addname()
1160 	xfs_attr_shortform_add(args, forkoff);  in xfs_attr_shortform_addname()
1172 	struct xfs_da_args	*args)  in xfs_attr_save_rmt_blk()  argument
1174 	args->blkno2 = args->blkno;  in xfs_attr_save_rmt_blk()
1175 	args->index2 = args->index;  in xfs_attr_save_rmt_blk()
1176 	args->rmtblkno2 = args->rmtblkno;  in xfs_attr_save_rmt_blk()
1177 	args->rmtblkcnt2 = args->rmtblkcnt;  in xfs_attr_save_rmt_blk()
1178 	args->rmtvaluelen2 = args->rmtvaluelen;  in xfs_attr_save_rmt_blk()
1179 	args->rmtblkno = 0;  in xfs_attr_save_rmt_blk()
1180 	args->rmtblkcnt = 0;  in xfs_attr_save_rmt_blk()
1181 	args->rmtvaluelen = 0;  in xfs_attr_save_rmt_blk()
1187 	struct xfs_da_args	*args)  in xfs_attr_restore_rmt_blk()  argument
1189 	args->blkno = args->blkno2;  in xfs_attr_restore_rmt_blk()
1190 	args->index = args->index2;  in xfs_attr_restore_rmt_blk()
1191 	args->rmtblkno = args->rmtblkno2;  in xfs_attr_restore_rmt_blk()
1192 	args->rmtblkcnt = args->rmtblkcnt2;  in xfs_attr_restore_rmt_blk()
1193 	args->rmtvaluelen = args->rmtvaluelen2;  in xfs_attr_restore_rmt_blk()
1208 	struct xfs_da_args	*args)  in xfs_attr_leaf_try_add()  argument
1213 	error = xfs_attr3_leaf_read(args->trans, args->dp, 0, &bp);  in xfs_attr_leaf_try_add()
1220 	error = xfs_attr3_leaf_lookup_int(bp, args);  in xfs_attr_leaf_try_add()
1223 		if (args->op_flags & XFS_DA_OP_REPLACE)  in xfs_attr_leaf_try_add()
1227 		if (!(args->op_flags & XFS_DA_OP_REPLACE))  in xfs_attr_leaf_try_add()
1230 		trace_xfs_attr_leaf_replace(args);  in xfs_attr_leaf_try_add()
1236 		xfs_attr_save_rmt_blk(args);  in xfs_attr_leaf_try_add()
1244 	return xfs_attr3_leaf_add(bp, args);  in xfs_attr_leaf_try_add()
1247 	xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_try_add()
1256 	struct xfs_da_args	*args,  in xfs_attr_leaf_hasname()  argument
1261 	error = xfs_attr3_leaf_read(args->trans, args->dp, 0, bp);  in xfs_attr_leaf_hasname()
1265 	error = xfs_attr3_leaf_lookup_int(*bp, args);  in xfs_attr_leaf_hasname()
1267 		xfs_trans_brelse(args->trans, *bp);  in xfs_attr_leaf_hasname()
1280 	struct xfs_da_args	*args)  in xfs_attr_leaf_removename()  argument
1286 	trace_xfs_attr_leaf_removename(args);  in xfs_attr_leaf_removename()
1291 	dp = args->dp;  in xfs_attr_leaf_removename()
1293 	error = xfs_attr_leaf_hasname(args, &bp);  in xfs_attr_leaf_removename()
1295 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_removename()
1296 		if (args->op_flags & XFS_DA_OP_RECOVERY)  in xfs_attr_leaf_removename()
1302 	xfs_attr3_leaf_remove(bp, args);  in xfs_attr_leaf_removename()
1309 		return xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_leaf_removename()
1324 xfs_attr_leaf_get(xfs_da_args_t *args)  in xfs_attr_leaf_get()  argument
1329 	trace_xfs_attr_leaf_get(args);  in xfs_attr_leaf_get()
1331 	error = xfs_attr_leaf_hasname(args, &bp);  in xfs_attr_leaf_get()
1334 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_get()
1340 	error = xfs_attr3_leaf_getvalue(bp, args);  in xfs_attr_leaf_get()
1341 	xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_get()
1348 	struct xfs_da_args	*args,  in xfs_attr_node_lookup()  argument
1371 	struct xfs_da_args	*args = attr->xattri_da_args;  in xfs_attr_node_addname_find_attr()  local
1379 	error = xfs_attr_node_lookup(args, attr->xattri_da_state);  in xfs_attr_node_addname_find_attr()
1382 		if (args->op_flags & XFS_DA_OP_REPLACE)  in xfs_attr_node_addname_find_attr()
1386 		if (!(args->op_flags & XFS_DA_OP_REPLACE))  in xfs_attr_node_addname_find_attr()
1390 		trace_xfs_attr_node_replace(args);  in xfs_attr_node_addname_find_attr()
1396 		xfs_attr_save_rmt_blk(args);  in xfs_attr_node_addname_find_attr()
1428 	trace_xfs_attr_node_addname(state->args);  in xfs_attr_node_try_addname()
1433 	error = xfs_attr3_leaf_add(blk->bp, state->args);  in xfs_attr_node_try_addname()
1468 	struct xfs_da_args	*args,  in xfs_attr_node_removename()  argument
1479 	retval = xfs_attr3_leaf_remove(blk->bp, args);  in xfs_attr_node_removename()
1489 	struct xfs_da_args		*args = attr->xattri_da_args;  in xfs_attr_node_remove_attr()  local
1490 	struct xfs_da_state		*state = xfs_da_state_alloc(args);  in xfs_attr_node_remove_attr()
1499 	args->attr_filter |= XFS_ATTR_INCOMPLETE;  in xfs_attr_node_remove_attr()
1504 	error = xfs_attr_node_removename(args, state);  in xfs_attr_node_remove_attr()
1534 	struct xfs_da_args	*args)  in xfs_attr_node_get()  argument
1541 	trace_xfs_attr_node_get(args);  in xfs_attr_node_get()
1546 	state = xfs_da_state_alloc(args);  in xfs_attr_node_get()
1547 	error = xfs_attr_node_lookup(args, state);  in xfs_attr_node_get()
1555 	error = xfs_attr3_leaf_getvalue(blk->bp, args);  in xfs_attr_node_get()
1562 		xfs_trans_brelse(args->trans, state->path.blk[i].bp);  in xfs_attr_node_get()