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Diffstat (limited to 'tools/testing/radix-tree/maple.c')
-rw-r--r-- | tools/testing/radix-tree/maple.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tools/testing/radix-tree/maple.c b/tools/testing/radix-tree/maple.c new file mode 100644 index 000000000000..35082671928a --- /dev/null +++ b/tools/testing/radix-tree/maple.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * maple_tree.c: Userspace shim for maple tree test-suite + * Copyright (c) 2018 Liam R. Howlett <Liam.Howlett@Oracle.com> + */ + +#define CONFIG_DEBUG_MAPLE_TREE +#define CONFIG_MAPLE_SEARCH +#include "test.h" + +#define module_init(x) +#define module_exit(x) +#define MODULE_AUTHOR(x) +#define MODULE_LICENSE(x) +#define dump_stack() assert(0) + +#include "../../../lib/maple_tree.c" +#undef CONFIG_DEBUG_MAPLE_TREE +#include "../../../lib/test_maple_tree.c" + +void farmer_tests(void) +{ + struct maple_node *node; + DEFINE_MTREE(tree); + + mt_dump(&tree); + + tree.ma_root = xa_mk_value(0); + mt_dump(&tree); + + node = mt_alloc_one(GFP_KERNEL); + node->parent = (void *)((unsigned long)(&tree) | 1); + node->slot[0] = xa_mk_value(0); + node->slot[1] = xa_mk_value(1); + node->mr64.pivot[0] = 0; + node->mr64.pivot[1] = 1; + node->mr64.pivot[2] = 0; + tree.ma_root = mt_mk_node(node, maple_leaf_64); + mt_dump(&tree); + + ma_free_rcu(node); +} + +void maple_tree_tests(void) +{ + farmer_tests(); + maple_tree_seed(); + maple_tree_harvest(); +} + +int __weak main(void) +{ + maple_tree_init(); + maple_tree_tests(); + rcu_barrier(); + if (nr_allocated) + printf("nr_allocated = %d\n", nr_allocated); + return 0; +} |