Home
last modified time | relevance | path

Searched +full:root +full:- +full:node (Results 1 – 25 of 1023) sorted by relevance

12345678910>>...41

/openbmc/linux/lib/
H A Dradix-tree.c1 // SPDX-License-Identifier: GPL-2.0-or-later
24 #include <linux/radix-tree.h>
30 #include "radix-tree.h"
33 * Radix tree node cache.
38 * The radix tree is variable-height, so an insert operation not only has
45 * of RADIX_TREE_MAX_PATH size to be created, with only the root node shared.
48 #define RADIX_TREE_PRELOAD_SIZE (RADIX_TREE_MAX_PATH * 2 - 1)
54 #define IDR_INDEX_BITS (8 /* CHAR_BIT */ * sizeof(int) - 1)
57 #define IDR_PRELOAD_SIZE (IDR_MAX_PATH * 2 - 1)
60 * Per-cpu pool of preloaded nodes
[all …]
H A Drbtree_test.c1 // SPDX-License-Identifier: GPL-2.0-only
14 __param(int, nnodes, 100, "Number of nodes in the rb-tree");
15 __param(int, perf_loops, 1000, "Number of iterations modifying the rb-tree");
16 __param(int, check_loops, 100, "Number of iterations modifying and verifying the rb-tree");
27 static struct rb_root_cached root = RB_ROOT_CACHED; variable
32 static void insert(struct test_node *node, struct rb_root_cached *root) in insert() argument
34 struct rb_node **new = &root->rb_root.rb_node, *parent = NULL; in insert()
35 u32 key = node->key; in insert()
39 if (key < rb_entry(parent, struct test_node, rb)->key) in insert()
40 new = &parent->rb_left; in insert()
[all …]
H A Drbtree.c1 // SPDX-License-Identifier: GPL-2.0-or-later
16 * red-black trees properties: https://en.wikipedia.org/wiki/Rbtree
18 * 1) A node is either red or black
19 * 2) The root is black
21 * 4) Both children of every red node are black
22 * 5) Every simple path from root to leaves contains the same number
26 * consecutive red nodes in a path and every red node is therefore followed by
42 * These two requirements will allow lockless iteration of the tree -- not
47 * and that it will indeed complete -- does not get stuck in a loop.
61 rb->__rb_parent_color += RB_BLACK; in rb_set_black()
[all …]
H A Dbootconfig.c1 // SPDX-License-Identifier: GPL-2.0
17 /* embedded_bootconfig_data is defined in bootconfig-data.S */
23 *size = embedded_bootconfig_data_end - embedded_bootconfig_data; in xbc_get_embedded_bootconfig()
40 * Extra Boot Config (XBC) is given as tree-structured ascii text of
41 * key-value pairs on memory.
42 * xbc_parse() parses the text to build a simple tree. Each tree node is
43 * simply a key word or a value. A key node may have a next key node or/and
44 * a child node (both key and value). A value node may have a next value
45 * node (for array).
85 * xbc_get_info() - Get the information of loaded boot config
[all …]
/openbmc/linux/scripts/gdb/linux/
H A Drbtree.py1 # SPDX-License-Identifier: GPL-2.0
13 def rb_first(root): argument
14 if root.type == rb_root_type.get_type():
15 node = root.address.cast(rb_root_type.get_type().pointer())
16 elif root.type != rb_root_type.get_type().pointer():
17 raise gdb.GdbError("Must be struct rb_root not {}".format(root.type))
19 node = root['rb_node']
20 if node == 0:
23 while node['rb_left']:
24 node = node['rb_left']
[all …]
H A Dradixtree.py1 # SPDX-License-Identifier: GPL-2.0
20 def is_internal_node(node): argument
22 …return ((node.cast(long_type) & constants.LX_RADIX_TREE_ENTRY_MASK) == constants.LX_RADIX_TREE_INT…
24 def entry_to_node(node): argument
26 node_type = node.type
27 indirect_ptr = node.cast(long_type) & ~constants.LX_RADIX_TREE_INTERNAL_NODE
30 def node_maxindex(node): argument
31 return (constants.LX_RADIX_TREE_MAP_SIZE << node['shift']) - 1
33 def lookup(root, index): argument
34 if root.type == radix_tree_root_type.get_type().pointer():
[all …]
/openbmc/linux/include/linux/
H A Drbtree_latch.h1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Latched RB-trees
7 * Since RB-trees have non-atomic modifications they're not immediately suited
8 * for RCU/lockless queries. Even though we made RB-tree lookups non-fatal for
11 * The simplest solution is a seqlock + RB-tree, this will allow lockless
17 * employing the latch technique -- see @raw_write_seqcount_latch -- to
18 * implement a latched RB-tree which does allow for unconditional lookups by
26 * Therefore, this does require a lockless RB-tree iteration to be non-fatal;
28 * condition -- not seeing partial stores -- because the latch thing isolates
41 struct rb_node node[2]; member
[all …]
H A Drbtree.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
14 See Documentation/core-api/rbtree.rst for documentation and samples.
26 #define rb_parent(r) ((struct rb_node *)((r)->__rb_parent_color & ~3))
30 #define RB_EMPTY_ROOT(root) (READ_ONCE((root)->rb_node) == NULL) argument
33 #define RB_EMPTY_NODE(node) \ argument
34 ((node)->__rb_parent_color == (unsigned long)(node))
35 #define RB_CLEAR_NODE(node) \ argument
36 ((node)->__rb_parent_color = (unsigned long)(node))
49 /* Postorder iteration - always visit the parent after its children */
53 /* Fast replacement of a single node without remove/rebalance/add/rebalance */
[all …]
H A Drbtree_augmented.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
20 * Please note - only struct rb_augment_callbacks and the prototypes for
24 * See Documentation/core-api/rbtree.rst for documentation and samples.
28 void (*propagate)(struct rb_node *node, struct rb_node *stop);
33 extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
40 * leading to the inserted node, then call rb_link_node() as usual and
47 rb_insert_augmented(struct rb_node *node, struct rb_root *root, in rb_insert_augmented() argument
50 __rb_insert_augmented(node, root, augment->rotate); in rb_insert_augmented()
54 rb_insert_augmented_cached(struct rb_node *node, in rb_insert_augmented_cached() argument
55 struct rb_root_cached *root, bool newleft, in rb_insert_augmented_cached() argument
[all …]
H A Dinterval_tree_generic.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
18 * ITSUBTREE: name of ITTYPE field within ITSTRUCT holding last-in-subtree
19 * ITSTART(n): start endpoint of ITSTRUCT node n
20 * ITLAST(n): last endpoint of ITSTRUCT node n
24 * Note - before using this, please consider if generic version
38 ITSTATIC void ITPREFIX ## _insert(ITSTRUCT *node, \
39 struct rb_root_cached *root) \
41 struct rb_node **link = &root->rb_root.rb_node, *rb_parent = NULL; \
42 ITTYPE start = ITSTART(node), last = ITLAST(node); \
49 if (parent->ITSUBTREE < last) \
[all …]
/openbmc/u-boot/lib/
H A Drbtree.c1 // SPDX-License-Identifier: GPL-2.0+
18 * red-black trees properties: http://en.wikipedia.org/wiki/Rbtree
20 * 1) A node is either red or black
21 * 2) The root is black
23 * 4) Both children of every red node are black
24 * 5) Every simple path from root to leaves contains the same number
28 * consecutive red nodes in a path and every red node is therefore followed by
39 rb->__rb_parent_color |= RB_BLACK; in rb_set_black()
44 return (struct rb_node *)red->__rb_parent_color; in rb_red_parent()
49 * - old's parent and color get assigned to new
[all …]
/openbmc/linux/tools/lib/
H A Drbtree.c1 // SPDX-License-Identifier: GPL-2.0-or-later
16 * red-black trees properties: https://en.wikipedia.org/wiki/Rbtree
18 * 1) A node is either red or black
19 * 2) The root is black
21 * 4) Both children of every red node are black
22 * 5) Every simple path from root to leaves contains the same number
26 * consecutive red nodes in a path and every red node is therefore followed by
42 * These two requirements will allow lockless iteration of the tree -- not
47 * and that it will indeed complete -- does not get stuck in a loop.
61 rb->__rb_parent_color |= RB_BLACK; in rb_set_black()
[all …]
/openbmc/linux/fs/btrfs/
H A Ddelayed-inode.c1 // SPDX-License-Identifier: GPL-2.0
13 #include "delayed-inode.h"
14 #include "disk-io.h"
18 #include "inode-item.h"
19 #include "space-info.h"
21 #include "file-item.h"
37 return -ENOMEM; in btrfs_delayed_inode_init()
48 struct btrfs_root *root, u64 inode_id) in btrfs_init_delayed_node() argument
50 delayed_node->root = root; in btrfs_init_delayed_node()
51 delayed_node->inode_id = inode_id; in btrfs_init_delayed_node()
[all …]
H A Drelocation.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <linux/error-injection.h>
14 #include "disk-io.h"
19 #include "async-thread.h"
20 #include "free-space-cache.h"
22 #include "print-tree.h"
23 #include "delalloc-space.h"
24 #include "block-group.h"
29 #include "inode-item.h"
30 #include "space-info.h"
[all …]
H A Dmisc.h1 /* SPDX-License-Identifier: GPL-2.0 */
12 * Enumerate bits using enum autoincrement. Define the @name as the n-th bit.
48 return n != 0 && (n & (n - 1)) == 0; in is_power_of_two_u64()
67 static inline struct rb_node *rb_simple_search(struct rb_root *root, u64 bytenr) in rb_simple_search() argument
69 struct rb_node *node = root->rb_node; in rb_simple_search() local
72 while (node) { in rb_simple_search()
73 entry = rb_entry(node, struct rb_simple_node, rb_node); in rb_simple_search()
75 if (bytenr < entry->bytenr) in rb_simple_search()
76 node = node->rb_left; in rb_simple_search()
77 else if (bytenr > entry->bytenr) in rb_simple_search()
[all …]
/openbmc/linux/tools/perf/util/
H A Dstrfilter.c1 // SPDX-License-Identifier: GPL-2.0
19 static void strfilter_node__delete(struct strfilter_node *node) in strfilter_node__delete() argument
21 if (node) { in strfilter_node__delete()
22 if (node->p && !is_operator(*node->p)) in strfilter_node__delete()
23 zfree((char **)&node->p); in strfilter_node__delete()
24 strfilter_node__delete(node->l); in strfilter_node__delete()
25 strfilter_node__delete(node->r); in strfilter_node__delete()
26 free(node); in strfilter_node__delete()
33 strfilter_node__delete(filter->root); in strfilter__delete()
56 if (*(p - 1) == '\\' || (*p == '!' && *(p - 1) == '[')) { in get_token()
[all …]
/openbmc/qemu/util/
H A Dinterval-tree.c1 /* SPDX-License-Identifier: GPL-2.0-or-later */
4 #include "qemu/interval-tree.h"
10 * For now, don't expose Linux Red-Black Trees separately, but retain the
18 * red-black trees properties: https://en.wikipedia.org/wiki/Rbtree
20 * 1) A node is either red or black
21 * 2) The root is black
23 * 4) Both children of every red node are black
24 * 5) Every simple path from root to leaves contains the same number
28 * consecutive red nodes in a path and every red node is therefore followed by
42 * These two requirements will allow lockless iteration of the tree -- not
[all …]
/openbmc/linux/tools/include/linux/
H A Drbtree.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
14 See Documentation/core-api/rbtree.rst for documentation and samples.
34 #define rb_parent(r) ((struct rb_node *)((r)->__rb_parent_color & ~3))
39 #define RB_EMPTY_ROOT(root) (READ_ONCE((root)->rb_node) == NULL) argument
42 #define RB_EMPTY_NODE(node) \ argument
43 ((node)->__rb_parent_color == (unsigned long)(node))
44 #define RB_CLEAR_NODE(node) \ argument
45 ((node)->__rb_parent_color = (unsigned long)(node))
58 /* Postorder iteration - always visit the parent after its children */
62 /* Fast replacement of a single node without remove/rebalance/add/rebalance */
[all …]
H A Drbtree_augmented.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
22 * Please note - only struct rb_augment_callbacks and the prototypes for
26 * See Documentation/core-api/rbtree.rst for documentation and samples.
30 void (*propagate)(struct rb_node *node, struct rb_node *stop);
35 extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
42 * leading to the inserted node, then call rb_link_node() as usual and
49 rb_insert_augmented(struct rb_node *node, struct rb_root *root, in rb_insert_augmented() argument
52 __rb_insert_augmented(node, root, augment->rotate); in rb_insert_augmented()
56 rb_insert_augmented_cached(struct rb_node *node, in rb_insert_augmented_cached() argument
57 struct rb_root_cached *root, bool newleft, in rb_insert_augmented_cached() argument
[all …]
H A Dinterval_tree_generic.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
18 * ITSUBTREE: name of ITTYPE field within ITSTRUCT holding last-in-subtree
19 * ITSTART(n): start endpoint of ITSTRUCT node n
20 * ITLAST(n): last endpoint of ITSTRUCT node n
24 * Note - before using this, please consider if generic version
38 ITSTATIC void ITPREFIX ## _insert(ITSTRUCT *node, \
39 struct rb_root_cached *root) \
41 struct rb_node **link = &root->rb_root.rb_node, *rb_parent = NULL; \
42 ITTYPE start = ITSTART(node), last = ITLAST(node); \
49 if (parent->ITSUBTREE < last) \
[all …]
/openbmc/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Dfs_core.c14 * - Redistributions of source code must retain the above
18 * - Redistributions in binary form must reproduce the above
353 static void del_hw_flow_table(struct fs_node *node);
354 static void del_hw_flow_group(struct fs_node *node);
355 static void del_hw_fte(struct fs_node *node);
356 static void del_sw_flow_table(struct fs_node *node);
357 static void del_sw_flow_group(struct fs_node *node);
358 static void del_sw_fte(struct fs_node *node);
359 static void del_sw_prio(struct fs_node *node);
360 static void del_sw_ns(struct fs_node *node);
[all …]
/openbmc/qemu/include/qemu/
H A Dinterval-tree.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
12 * For now, don't expose Linux Red-Black Trees separately, but retain the
47 * @root: root of the tree.
51 static inline bool interval_tree_is_empty(const IntervalTreeRoot *root) in interval_tree_is_empty() argument
53 return root->rb_root.rb_node == NULL; in interval_tree_is_empty()
58 * @node: node to insert,
59 * @root: root of the tree.
61 * Insert @node into @root, and rebalance.
63 void interval_tree_insert(IntervalTreeNode *node, IntervalTreeRoot *root);
67 * @node: node to remove,
[all …]
/openbmc/linux/drivers/block/drbd/
H A Ddrbd_interval.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * interval_end - return end of @node
10 sector_t interval_end(struct rb_node *node) in interval_end() argument
12 struct drbd_interval *this = rb_entry(node, struct drbd_interval, rb); in interval_end()
13 return this->end; in interval_end()
16 #define NODE_END(node) ((node)->sector + ((node)->size >> 9)) argument
22 * drbd_insert_interval - insert a new interval into a tree
25 drbd_insert_interval(struct rb_root *root, struct drbd_interval *this) in drbd_insert_interval() argument
27 struct rb_node **new = &root->rb_node, *parent = NULL; in drbd_insert_interval()
28 sector_t this_end = this->sector + (this->size >> 9); in drbd_insert_interval()
[all …]
/openbmc/linux/mm/
H A Dinterval_tree.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * mm/interval_tree.c - interval tree for mapping->i_mmap
15 return v->vm_pgoff; in vma_start_pgoff()
20 return v->vm_pgoff + vma_pages(v) - 1; in vma_last_pgoff()
27 /* Insert node immediately after prev in the interval tree */
28 void vma_interval_tree_insert_after(struct vm_area_struct *node, in vma_interval_tree_insert_after() argument
30 struct rb_root_cached *root) in vma_interval_tree_insert_after() argument
34 unsigned long last = vma_last_pgoff(node); in vma_interval_tree_insert_after()
36 VM_BUG_ON_VMA(vma_start_pgoff(node) != vma_start_pgoff(prev), node); in vma_interval_tree_insert_after()
38 if (!prev->shared.rb.rb_right) { in vma_interval_tree_insert_after()
[all …]
/openbmc/u-boot/include/linux/
H A Drbtree_augmented.h1 /* SPDX-License-Identifier: GPL-2.0+ */
18 * Please note - only struct rb_augment_callbacks and the prototypes for
26 void (*propagate)(struct rb_node *node, struct rb_node *stop);
31 extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root,
34 rb_insert_augmented(struct rb_node *node, struct rb_root *root, in rb_insert_augmented() argument
37 __rb_insert_augmented(node, root, augment->rotate); in rb_insert_augmented()
46 rbstruct *node = rb_entry(rb, rbstruct, rbfield); \
47 rbtype augmented = rbcompute(node); \
48 if (node->rbaugmented == augmented) \
50 node->rbaugmented = augmented; \
[all …]

12345678910>>...41