57 STATIC int xfs_attr_shortform_addname(xfs_da_args_t *args);
62 STATIC int xfs_attr_leaf_get(xfs_da_args_t *args);
63 STATIC int xfs_attr_leaf_addname(xfs_da_args_t *args);
64 STATIC int xfs_attr_leaf_removename(xfs_da_args_t *args);
69 STATIC int xfs_attr_node_get(xfs_da_args_t *args);
70 STATIC int xfs_attr_node_addname(xfs_da_args_t *args);
71 STATIC int xfs_attr_node_removename(xfs_da_args_t *args);
78 	struct xfs_da_args	*args,  in xfs_attr_args_init()  argument
87 	memset(args, 0, sizeof(*args));  in xfs_attr_args_init()
88 	args->geo = dp->i_mount->m_attr_geo;  in xfs_attr_args_init()
89 	args->whichfork = XFS_ATTR_FORK;  in xfs_attr_args_init()
90 	args->dp = dp;  in xfs_attr_args_init()
91 	args->flags = flags;  in xfs_attr_args_init()
92 	args->name = name;  in xfs_attr_args_init()
93 	args->namelen = strlen((const char *)name);  in xfs_attr_args_init()
94 	if (args->namelen >= MAXNAMELEN)  in xfs_attr_args_init()
97 	args->hashval = xfs_da_hashname(args->name, args->namelen);  in xfs_attr_args_init()
124 	struct xfs_da_args	args;  in xfs_attr_get()  local
136 	error = xfs_attr_args_init(&args, ip, name, flags);  in xfs_attr_get()
140 	args.value = value;  in xfs_attr_get()
141 	args.valuelen = *valuelenp;  in xfs_attr_get()
143 	args.op_flags = XFS_DA_OP_OKNOENT;  in xfs_attr_get()
149 		error = xfs_attr_shortform_getvalue(&args);  in xfs_attr_get()
151 		error = xfs_attr_leaf_get(&args);  in xfs_attr_get()
153 		error = xfs_attr_node_get(&args);  in xfs_attr_get()
156 	*valuelenp = args.valuelen;  in xfs_attr_get()
165 	struct xfs_da_args	*args,  in xfs_attr_calc_size()  argument
168 	struct xfs_mount	*mp = args->dp->i_mount;  in xfs_attr_calc_size()
176 	size = xfs_attr_leaf_newentsize(args, local);  in xfs_attr_calc_size()
179 		if (size > (args->geo->blksize / 2)) {  in xfs_attr_calc_size()
188 		uint	dblocks = xfs_attr3_rmt_blocks(mp, args->valuelen);  in xfs_attr_calc_size()
205 	struct xfs_da_args	args;  in xfs_attr_set()  local
217 	error = xfs_attr_args_init(&args, dp, name, flags);  in xfs_attr_set()
221 	args.value = value;  in xfs_attr_set()
222 	args.valuelen = valuelen;  in xfs_attr_set()
223 	args.firstblock = &firstblock;  in xfs_attr_set()
224 	args.flist = &flist;  in xfs_attr_set()
225 	args.op_flags = XFS_DA_OP_ADDNAME | XFS_DA_OP_OKNOENT;  in xfs_attr_set()
226 	args.total = xfs_attr_calc_size(&args, &local);  in xfs_attr_set()
238 			XFS_ATTR_SF_ENTSIZE_BYNAME(args.namelen, valuelen);  in xfs_attr_set()
255 	args.trans = xfs_trans_alloc(mp, XFS_TRANS_ATTR_SET);  in xfs_attr_set()
263 		args.trans->t_flags |= XFS_TRANS_RESERVE;  in xfs_attr_set()
266 			 M_RES(mp)->tr_attrsetrt.tr_logres * args.total;  in xfs_attr_set()
269 	error = xfs_trans_reserve(args.trans, &tres, args.total, 0);  in xfs_attr_set()
271 		xfs_trans_cancel(args.trans);  in xfs_attr_set()
276 	error = xfs_trans_reserve_quota_nblks(args.trans, dp, args.total, 0,  in xfs_attr_set()
281 		xfs_trans_cancel(args.trans);  in xfs_attr_set()
285 	xfs_trans_ijoin(args.trans, dp, 0);  in xfs_attr_set()
299 			xfs_attr_shortform_create(&args);  in xfs_attr_set()
305 		error = xfs_attr_shortform_addname(&args);  in xfs_attr_set()
311 			ASSERT(args.trans != NULL);  in xfs_attr_set()
319 				xfs_trans_set_sync(args.trans);  in xfs_attr_set()
322 				xfs_trans_ichgtime(args.trans, dp,  in xfs_attr_set()
325 			err2 = xfs_trans_commit(args.trans);  in xfs_attr_set()
335 		xfs_bmap_init(args.flist, args.firstblock);  in xfs_attr_set()
336 		error = xfs_attr_shortform_to_leaf(&args);  in xfs_attr_set()
338 			error = xfs_bmap_finish(&args.trans, args.flist,  in xfs_attr_set()
343 			args.trans = NULL;  in xfs_attr_set()
353 			xfs_trans_ijoin(args.trans, dp, 0);  in xfs_attr_set()
360 		error = xfs_trans_roll(&args.trans, dp);  in xfs_attr_set()
367 		error = xfs_attr_leaf_addname(&args);  in xfs_attr_set()
369 		error = xfs_attr_node_addname(&args);  in xfs_attr_set()
378 		xfs_trans_set_sync(args.trans);  in xfs_attr_set()
381 		xfs_trans_ichgtime(args.trans, dp, XFS_ICHGTIME_CHG);  in xfs_attr_set()
386 	xfs_trans_log_inode(args.trans, dp, XFS_ILOG_CORE);  in xfs_attr_set()
387 	error = xfs_trans_commit(args.trans);  in xfs_attr_set()
393 	if (args.trans)  in xfs_attr_set()
394 		xfs_trans_cancel(args.trans);  in xfs_attr_set()
410 	struct xfs_da_args	args;  in xfs_attr_remove()  local
423 	error = xfs_attr_args_init(&args, dp, name, flags);  in xfs_attr_remove()
427 	args.firstblock = &firstblock;  in xfs_attr_remove()
428 	args.flist = &flist;  in xfs_attr_remove()
435 	args.op_flags = XFS_DA_OP_OKNOENT;  in xfs_attr_remove()
451 	args.trans = xfs_trans_alloc(mp, XFS_TRANS_ATTR_RM);  in xfs_attr_remove()
459 		args.trans->t_flags |= XFS_TRANS_RESERVE;  in xfs_attr_remove()
461 	error = xfs_trans_reserve(args.trans, &M_RES(mp)->tr_attrrm,  in xfs_attr_remove()
464 		xfs_trans_cancel(args.trans);  in xfs_attr_remove()
473 	xfs_trans_ijoin(args.trans, dp, 0);  in xfs_attr_remove()
479 		error = xfs_attr_shortform_remove(&args);  in xfs_attr_remove()
481 		error = xfs_attr_leaf_removename(&args);  in xfs_attr_remove()
483 		error = xfs_attr_node_removename(&args);  in xfs_attr_remove()
494 		xfs_trans_set_sync(args.trans);  in xfs_attr_remove()
497 		xfs_trans_ichgtime(args.trans, dp, XFS_ICHGTIME_CHG);  in xfs_attr_remove()
502 	xfs_trans_log_inode(args.trans, dp, XFS_ILOG_CORE);  in xfs_attr_remove()
503 	error = xfs_trans_commit(args.trans);  in xfs_attr_remove()
509 	if (args.trans)  in xfs_attr_remove()
510 		xfs_trans_cancel(args.trans);  in xfs_attr_remove()
524 xfs_attr_shortform_addname(xfs_da_args_t *args)  in xfs_attr_shortform_addname()  argument
528 	trace_xfs_attr_sf_addname(args);  in xfs_attr_shortform_addname()
530 	retval = xfs_attr_shortform_lookup(args);  in xfs_attr_shortform_addname()
531 	if ((args->flags & ATTR_REPLACE) && (retval == -ENOATTR)) {  in xfs_attr_shortform_addname()
534 		if (args->flags & ATTR_CREATE)  in xfs_attr_shortform_addname()
536 		retval = xfs_attr_shortform_remove(args);  in xfs_attr_shortform_addname()
540 	if (args->namelen >= XFS_ATTR_SF_ENTSIZE_MAX ||  in xfs_attr_shortform_addname()
541 	    args->valuelen >= XFS_ATTR_SF_ENTSIZE_MAX)  in xfs_attr_shortform_addname()
544 	newsize = XFS_ATTR_SF_TOTSIZE(args->dp);  in xfs_attr_shortform_addname()
545 	newsize += XFS_ATTR_SF_ENTSIZE_BYNAME(args->namelen, args->valuelen);  in xfs_attr_shortform_addname()
547 	forkoff = xfs_attr_shortform_bytesfit(args->dp, newsize);  in xfs_attr_shortform_addname()
551 	xfs_attr_shortform_add(args, forkoff);  in xfs_attr_shortform_addname()
567 xfs_attr_leaf_addname(xfs_da_args_t *args)  in xfs_attr_leaf_addname()  argument
573 	trace_xfs_attr_leaf_addname(args);  in xfs_attr_leaf_addname()
578 	dp = args->dp;  in xfs_attr_leaf_addname()
579 	args->blkno = 0;  in xfs_attr_leaf_addname()
580 	error = xfs_attr3_leaf_read(args->trans, args->dp, args->blkno, -1, &bp);  in xfs_attr_leaf_addname()
588 	retval = xfs_attr3_leaf_lookup_int(bp, args);  in xfs_attr_leaf_addname()
589 	if ((args->flags & ATTR_REPLACE) && (retval == -ENOATTR)) {  in xfs_attr_leaf_addname()
590 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_addname()
593 		if (args->flags & ATTR_CREATE) {	/* pure create op */  in xfs_attr_leaf_addname()
594 			xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_addname()
598 		trace_xfs_attr_leaf_replace(args);  in xfs_attr_leaf_addname()
601 		args->op_flags |= XFS_DA_OP_RENAME;	/* an atomic rename */  in xfs_attr_leaf_addname()
602 		args->blkno2 = args->blkno;		/* set 2nd entry info*/  in xfs_attr_leaf_addname()
603 		args->index2 = args->index;  in xfs_attr_leaf_addname()
604 		args->rmtblkno2 = args->rmtblkno;  in xfs_attr_leaf_addname()
605 		args->rmtblkcnt2 = args->rmtblkcnt;  in xfs_attr_leaf_addname()
606 		args->rmtvaluelen2 = args->rmtvaluelen;  in xfs_attr_leaf_addname()
613 		args->rmtblkno = 0;  in xfs_attr_leaf_addname()
614 		args->rmtblkcnt = 0;  in xfs_attr_leaf_addname()
615 		args->rmtvaluelen = 0;  in xfs_attr_leaf_addname()
622 	retval = xfs_attr3_leaf_add(bp, args);  in xfs_attr_leaf_addname()
629 		xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_leaf_addname()
630 		error = xfs_attr3_leaf_to_node(args);  in xfs_attr_leaf_addname()
632 			error = xfs_bmap_finish(&args->trans, args->flist,  in xfs_attr_leaf_addname()
637 			args->trans = NULL;  in xfs_attr_leaf_addname()
638 			xfs_bmap_cancel(args->flist);  in xfs_attr_leaf_addname()
647 			xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_leaf_addname()
653 		error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_leaf_addname()
660 		error = xfs_attr_node_addname(args);  in xfs_attr_leaf_addname()
668 	error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_leaf_addname()
678 	if (args->rmtblkno > 0) {  in xfs_attr_leaf_addname()
679 		error = xfs_attr_rmtval_set(args);  in xfs_attr_leaf_addname()
690 	if (args->op_flags & XFS_DA_OP_RENAME) {  in xfs_attr_leaf_addname()
695 		error = xfs_attr3_leaf_flipflags(args);  in xfs_attr_leaf_addname()
703 		args->index = args->index2;  in xfs_attr_leaf_addname()
704 		args->blkno = args->blkno2;  in xfs_attr_leaf_addname()
705 		args->rmtblkno = args->rmtblkno2;  in xfs_attr_leaf_addname()
706 		args->rmtblkcnt = args->rmtblkcnt2;  in xfs_attr_leaf_addname()
707 		args->rmtvaluelen = args->rmtvaluelen2;  in xfs_attr_leaf_addname()
708 		if (args->rmtblkno) {  in xfs_attr_leaf_addname()
709 			error = xfs_attr_rmtval_remove(args);  in xfs_attr_leaf_addname()
718 		error = xfs_attr3_leaf_read(args->trans, args->dp, args->blkno,  in xfs_attr_leaf_addname()
723 		xfs_attr3_leaf_remove(bp, args);  in xfs_attr_leaf_addname()
729 			xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_leaf_addname()
730 			error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_leaf_addname()
733 				error = xfs_bmap_finish(&args->trans,  in xfs_attr_leaf_addname()
734 							args->flist,  in xfs_attr_leaf_addname()
739 				args->trans = NULL;  in xfs_attr_leaf_addname()
740 				xfs_bmap_cancel(args->flist);  in xfs_attr_leaf_addname()
750 				xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_leaf_addname()
756 		error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_leaf_addname()
758 	} else if (args->rmtblkno > 0) {  in xfs_attr_leaf_addname()
762 		error = xfs_attr3_leaf_clearflag(args);  in xfs_attr_leaf_addname()
774 xfs_attr_leaf_removename(xfs_da_args_t *args)  in xfs_attr_leaf_removename()  argument
780 	trace_xfs_attr_leaf_removename(args);  in xfs_attr_leaf_removename()
785 	dp = args->dp;  in xfs_attr_leaf_removename()
786 	args->blkno = 0;  in xfs_attr_leaf_removename()
787 	error = xfs_attr3_leaf_read(args->trans, args->dp, args->blkno, -1, &bp);  in xfs_attr_leaf_removename()
791 	error = xfs_attr3_leaf_lookup_int(bp, args);  in xfs_attr_leaf_removename()
793 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_removename()
797 	xfs_attr3_leaf_remove(bp, args);  in xfs_attr_leaf_removename()
803 		xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_leaf_removename()
804 		error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_leaf_removename()
807 			error = xfs_bmap_finish(&args->trans, args->flist,  in xfs_attr_leaf_removename()
812 			args->trans = NULL;  in xfs_attr_leaf_removename()
813 			xfs_bmap_cancel(args->flist);  in xfs_attr_leaf_removename()
822 			xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_leaf_removename()
834 xfs_attr_leaf_get(xfs_da_args_t *args)  in xfs_attr_leaf_get()  argument
839 	trace_xfs_attr_leaf_get(args);  in xfs_attr_leaf_get()
841 	args->blkno = 0;  in xfs_attr_leaf_get()
842 	error = xfs_attr3_leaf_read(args->trans, args->dp, args->blkno, -1, &bp);  in xfs_attr_leaf_get()
846 	error = xfs_attr3_leaf_lookup_int(bp, args);  in xfs_attr_leaf_get()
848 		xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_get()
851 	error = xfs_attr3_leaf_getvalue(bp, args);  in xfs_attr_leaf_get()
852 	xfs_trans_brelse(args->trans, bp);  in xfs_attr_leaf_get()
853 	if (!error && (args->rmtblkno > 0) && !(args->flags & ATTR_KERNOVAL)) {  in xfs_attr_leaf_get()
854 		error = xfs_attr_rmtval_get(args);  in xfs_attr_leaf_get()
874 xfs_attr_node_addname(xfs_da_args_t *args)  in xfs_attr_node_addname()  argument
882 	trace_xfs_attr_node_addname(args);  in xfs_attr_node_addname()
887 	dp = args->dp;  in xfs_attr_node_addname()
891 	state->args = args;  in xfs_attr_node_addname()
903 	if ((args->flags & ATTR_REPLACE) && (retval == -ENOATTR)) {  in xfs_attr_node_addname()
906 		if (args->flags & ATTR_CREATE)  in xfs_attr_node_addname()
909 		trace_xfs_attr_node_replace(args);  in xfs_attr_node_addname()
912 		args->op_flags |= XFS_DA_OP_RENAME;	/* atomic rename op */  in xfs_attr_node_addname()
913 		args->blkno2 = args->blkno;		/* set 2nd entry info*/  in xfs_attr_node_addname()
914 		args->index2 = args->index;  in xfs_attr_node_addname()
915 		args->rmtblkno2 = args->rmtblkno;  in xfs_attr_node_addname()
916 		args->rmtblkcnt2 = args->rmtblkcnt;  in xfs_attr_node_addname()
917 		args->rmtvaluelen2 = args->rmtvaluelen;  in xfs_attr_node_addname()
924 		args->rmtblkno = 0;  in xfs_attr_node_addname()
925 		args->rmtblkcnt = 0;  in xfs_attr_node_addname()
926 		args->rmtvaluelen = 0;  in xfs_attr_node_addname()
929 	retval = xfs_attr3_leaf_add(blk->bp, state->args);  in xfs_attr_node_addname()
939 			xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_node_addname()
940 			error = xfs_attr3_leaf_to_node(args);  in xfs_attr_node_addname()
942 				error = xfs_bmap_finish(&args->trans,  in xfs_attr_node_addname()
943 							args->flist,  in xfs_attr_node_addname()
948 				args->trans = NULL;  in xfs_attr_node_addname()
949 				xfs_bmap_cancel(args->flist);  in xfs_attr_node_addname()
959 				xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_node_addname()
965 			error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_node_addname()
978 		xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_node_addname()
981 			error = xfs_bmap_finish(&args->trans, args->flist,  in xfs_attr_node_addname()
986 			args->trans = NULL;  in xfs_attr_node_addname()
987 			xfs_bmap_cancel(args->flist);  in xfs_attr_node_addname()
996 			xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_node_addname()
1015 	error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_node_addname()
1025 	if (args->rmtblkno > 0) {  in xfs_attr_node_addname()
1026 		error = xfs_attr_rmtval_set(args);  in xfs_attr_node_addname()
1037 	if (args->op_flags & XFS_DA_OP_RENAME) {  in xfs_attr_node_addname()
1042 		error = xfs_attr3_leaf_flipflags(args);  in xfs_attr_node_addname()
1050 		args->index = args->index2;  in xfs_attr_node_addname()
1051 		args->blkno = args->blkno2;  in xfs_attr_node_addname()
1052 		args->rmtblkno = args->rmtblkno2;  in xfs_attr_node_addname()
1053 		args->rmtblkcnt = args->rmtblkcnt2;  in xfs_attr_node_addname()
1054 		args->rmtvaluelen = args->rmtvaluelen2;  in xfs_attr_node_addname()
1055 		if (args->rmtblkno) {  in xfs_attr_node_addname()
1056 			error = xfs_attr_rmtval_remove(args);  in xfs_attr_node_addname()
1066 		args->flags |= XFS_ATTR_INCOMPLETE;  in xfs_attr_node_addname()
1068 		state->args = args;  in xfs_attr_node_addname()
1080 		error = xfs_attr3_leaf_remove(blk->bp, args);  in xfs_attr_node_addname()
1087 			xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_node_addname()
1090 				error = xfs_bmap_finish(&args->trans,  in xfs_attr_node_addname()
1091 							args->flist,  in xfs_attr_node_addname()
1096 				args->trans = NULL;  in xfs_attr_node_addname()
1097 				xfs_bmap_cancel(args->flist);  in xfs_attr_node_addname()
1107 				xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_node_addname()
1113 		error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_node_addname()
1117 	} else if (args->rmtblkno > 0) {  in xfs_attr_node_addname()
1121 		error = xfs_attr3_leaf_clearflag(args);  in xfs_attr_node_addname()
1143 xfs_attr_node_removename(xfs_da_args_t *args)  in xfs_attr_node_removename()  argument
1151 	trace_xfs_attr_node_removename(args);  in xfs_attr_node_removename()
1156 	dp = args->dp;  in xfs_attr_node_removename()
1158 	state->args = args;  in xfs_attr_node_removename()
1179 	if (args->rmtblkno > 0) {  in xfs_attr_node_removename()
1193 		error = xfs_attr3_leaf_setflag(args);  in xfs_attr_node_removename()
1196 		error = xfs_attr_rmtval_remove(args);  in xfs_attr_node_removename()
1214 	retval = xfs_attr3_leaf_remove(blk->bp, args);  in xfs_attr_node_removename()
1221 		xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_node_removename()
1224 			error = xfs_bmap_finish(&args->trans, args->flist,  in xfs_attr_node_removename()
1229 			args->trans = NULL;  in xfs_attr_node_removename()
1230 			xfs_bmap_cancel(args->flist);  in xfs_attr_node_removename()
1239 			xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_node_removename()
1244 		error = xfs_trans_roll(&args->trans, dp);  in xfs_attr_node_removename()
1260 		error = xfs_attr3_leaf_read(args->trans, args->dp, 0, -1, &bp);  in xfs_attr_node_removename()
1265 			xfs_bmap_init(args->flist, args->firstblock);  in xfs_attr_node_removename()
1266 			error = xfs_attr3_leaf_to_shortform(bp, args, forkoff);  in xfs_attr_node_removename()
1269 				error = xfs_bmap_finish(&args->trans,  in xfs_attr_node_removename()
1270 							args->flist,  in xfs_attr_node_removename()
1275 				args->trans = NULL;  in xfs_attr_node_removename()
1276 				xfs_bmap_cancel(args->flist);  in xfs_attr_node_removename()
1286 				xfs_trans_ijoin(args->trans, dp, 0);  in xfs_attr_node_removename()
1288 			xfs_trans_brelse(args->trans, bp);  in xfs_attr_node_removename()
1310 	trace_xfs_attr_fillstate(state->args);  in xfs_attr_fillstate()
1358 	trace_xfs_attr_refillstate(state->args);  in xfs_attr_refillstate()
1368 			error = xfs_da3_node_read(state->args->trans,  in xfs_attr_refillstate()
1369 						state->args->dp,  in xfs_attr_refillstate()
1387 			error = xfs_da3_node_read(state->args->trans,  in xfs_attr_refillstate()
1388 						state->args->dp,  in xfs_attr_refillstate()
1409 xfs_attr_node_get(xfs_da_args_t *args)  in xfs_attr_node_get()  argument
1416 	trace_xfs_attr_node_get(args);  in xfs_attr_node_get()
1419 	state->args = args;  in xfs_attr_node_get()
1420 	state->mp = args->dp->i_mount;  in xfs_attr_node_get()
1436 		retval = xfs_attr3_leaf_getvalue(blk->bp, args);  in xfs_attr_node_get()
1437 		if (!retval && (args->rmtblkno > 0)  in xfs_attr_node_get()
1438 		    && !(args->flags & ATTR_KERNOVAL)) {  in xfs_attr_node_get()
1439 			retval = xfs_attr_rmtval_get(args);  in xfs_attr_node_get()
1447 		xfs_trans_brelse(args->trans, state->path.blk[i].bp);  in xfs_attr_node_get()