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/linux-4.19.296/fs/btrfs/
Dinode-map.c15 static void fail_caching_thread(struct btrfs_root *root) in fail_caching_thread() argument
17 struct btrfs_fs_info *fs_info = root->fs_info; in fail_caching_thread()
22 spin_lock(&root->ino_cache_lock); in fail_caching_thread()
23 root->ino_cache_state = BTRFS_CACHE_ERROR; in fail_caching_thread()
24 spin_unlock(&root->ino_cache_lock); in fail_caching_thread()
25 wake_up(&root->ino_cache_wait); in fail_caching_thread()
30 struct btrfs_root *root = data; in caching_kthread() local
31 struct btrfs_fs_info *fs_info = root->fs_info; in caching_kthread()
32 struct btrfs_free_space_ctl *ctl = root->free_ino_ctl; in caching_kthread()
45 fail_caching_thread(root); in caching_kthread()
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Dtree-defrag.c20 struct btrfs_root *root) in btrfs_defrag_leaves() argument
30 if (root->fs_info->extent_root == root) { in btrfs_defrag_leaves()
38 if (!test_bit(BTRFS_ROOT_REF_COWS, &root->state)) in btrfs_defrag_leaves()
45 level = btrfs_header_level(root->node); in btrfs_defrag_leaves()
50 if (root->defrag_progress.objectid == 0) { in btrfs_defrag_leaves()
54 root_node = btrfs_lock_root_node(root); in btrfs_defrag_leaves()
57 root->defrag_max.objectid = 0; in btrfs_defrag_leaves()
59 btrfs_node_key_to_cpu(root_node, &root->defrag_max, in btrfs_defrag_leaves()
65 memcpy(&key, &root->defrag_progress, sizeof(key)); in btrfs_defrag_leaves()
70 ret = btrfs_search_forward(root, &key, path, BTRFS_OLDEST_GENERATION); in btrfs_defrag_leaves()
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Ddisk-io.c56 static void btrfs_destroy_ordered_extents(struct btrfs_root *root);
59 static void btrfs_destroy_delalloc_inodes(struct btrfs_root *root);
210 struct btrfs_fs_info *fs_info = inode->root->fs_info; in btree_get_extent()
587 struct btrfs_root *root = BTRFS_I(page->mapping->host)->root; in btree_readpage_end_io_hook() local
588 struct btrfs_fs_info *fs_info = root->fs_info; in btree_readpage_end_io_hook()
822 struct btrfs_root *root; in btree_csum_one_bio() local
827 root = BTRFS_I(bvec->bv_page->mapping->host)->root; in btree_csum_one_bio()
828 ret = csum_dirty_buffer(root->fs_info, bvec->bv_page); in btree_csum_one_bio()
935 fs_info = BTRFS_I(mapping->host)->root->fs_info; in btree_writepages()
969 btrfs_warn(BTRFS_I(page->mapping->host)->root->fs_info, in btree_invalidatepage()
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Dtransaction.c116 struct btrfs_root *root, *tmp; in switch_commit_roots() local
119 list_for_each_entry_safe(root, tmp, &trans->switch_commits, in switch_commit_roots()
121 list_del_init(&root->dirty_list); in switch_commit_roots()
122 free_extent_buffer(root->commit_root); in switch_commit_roots()
123 root->commit_root = btrfs_root_node(root); in switch_commit_roots()
124 if (is_fstree(root->objectid)) in switch_commit_roots()
125 btrfs_unpin_free_ino(root); in switch_commit_roots()
126 clear_btree_io_tree(&root->dirty_log_pages); in switch_commit_roots()
132 root = list_first_entry(&trans->dropped_roots, in switch_commit_roots()
134 list_del_init(&root->root_list); in switch_commit_roots()
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Dbtrfs_inode.h38 struct btrfs_root *root; member
214 const struct btrfs_root *root) in btrfs_inode_hash() argument
216 u64 h = objectid ^ (root->objectid * GOLDEN_RATIO_PRIME); in btrfs_inode_hash()
227 unsigned long h = btrfs_inode_hash(inode->i_ino, BTRFS_I(inode)->root); in btrfs_insert_inode_hash()
253 struct btrfs_root *root = inode->root; in btrfs_is_free_space_inode() local
255 if (root == root->fs_info->tree_root && in btrfs_is_free_space_inode()
270 trace_btrfs_inode_mod_outstanding_extents(inode->root, btrfs_ino(inode), in btrfs_mod_outstanding_extents()
281 inode->last_sub_trans <= inode->root->last_log_commit) { in btrfs_inode_in_log()
346 struct btrfs_root *root = inode->root; in btrfs_print_data_csum_error() local
349 if (root->objectid >= BTRFS_LAST_FREE_OBJECTID) in btrfs_print_data_csum_error()
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Ddelayed-inode.c41 struct btrfs_root *root, u64 inode_id) in btrfs_init_delayed_node() argument
43 delayed_node->root = root; in btrfs_init_delayed_node()
68 struct btrfs_root *root = btrfs_inode->root; in btrfs_get_delayed_node() local
78 spin_lock(&root->inode_lock); in btrfs_get_delayed_node()
79 node = radix_tree_lookup(&root->delayed_nodes_tree, ino); in btrfs_get_delayed_node()
85 spin_unlock(&root->inode_lock); in btrfs_get_delayed_node()
112 spin_unlock(&root->inode_lock); in btrfs_get_delayed_node()
115 spin_unlock(&root->inode_lock); in btrfs_get_delayed_node()
125 struct btrfs_root *root = btrfs_inode->root; in btrfs_get_or_create_delayed_node() local
137 btrfs_init_delayed_node(node, root, ino); in btrfs_get_or_create_delayed_node()
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Droot-tree.c64 int btrfs_find_root(struct btrfs_root *root, const struct btrfs_key *search_key, in btrfs_find_root() argument
73 ret = btrfs_search_slot(NULL, root, search_key, path, 0, 0); in btrfs_find_root()
119 *root, struct btrfs_key *key, struct btrfs_root_item in btrfs_update_root()
122 struct btrfs_fs_info *fs_info = root->fs_info; in btrfs_update_root()
134 ret = btrfs_search_slot(trans, root, key, path, 0, 1); in btrfs_update_root()
142 root->root_key.objectid); in btrfs_update_root()
160 ret = btrfs_search_slot(trans, root, key, path, in btrfs_update_root()
167 ret = btrfs_del_item(trans, root, path); in btrfs_update_root()
173 ret = btrfs_insert_empty_item(trans, root, path, in btrfs_update_root()
197 int btrfs_insert_root(struct btrfs_trans_handle *trans, struct btrfs_root *root, in btrfs_insert_root() argument
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Dtree-log.c89 struct btrfs_root *root, struct btrfs_inode *inode,
95 struct btrfs_root *root,
98 struct btrfs_root *root,
132 struct btrfs_root *root, in start_log_trans() argument
135 struct btrfs_fs_info *fs_info = root->fs_info; in start_log_trans()
138 mutex_lock(&root->log_mutex); in start_log_trans()
140 if (root->log_root) { in start_log_trans()
146 if (!root->log_start_pid) { in start_log_trans()
147 clear_bit(BTRFS_ROOT_MULTI_LOG_TASKS, &root->state); in start_log_trans()
148 root->log_start_pid = current->pid; in start_log_trans()
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Dtransaction.h129 struct btrfs_root *root; member
137 struct btrfs_root *root; member
155 BTRFS_I(inode)->last_sub_trans = BTRFS_I(inode)->root->log_transid; in btrfs_set_inode_last_trans()
156 BTRFS_I(inode)->last_log_commit = BTRFS_I(inode)->root->last_log_commit; in btrfs_set_inode_last_trans()
184 struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
187 struct btrfs_root *root,
190 struct btrfs_trans_handle *btrfs_join_transaction(struct btrfs_root *root);
191 struct btrfs_trans_handle *btrfs_join_transaction_nolock(struct btrfs_root *root);
192 struct btrfs_trans_handle *btrfs_join_transaction_nostart(struct btrfs_root *root);
193 struct btrfs_trans_handle *btrfs_attach_transaction(struct btrfs_root *root);
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Dinode-map.h6 void btrfs_init_free_ino_ctl(struct btrfs_root *root);
7 void btrfs_unpin_free_ino(struct btrfs_root *root);
8 void btrfs_return_ino(struct btrfs_root *root, u64 objectid);
9 int btrfs_find_free_ino(struct btrfs_root *root, u64 *objectid);
10 int btrfs_save_ino_cache(struct btrfs_root *root,
13 int btrfs_find_free_objectid(struct btrfs_root *root, u64 *objectid);
14 int btrfs_find_highest_objectid(struct btrfs_root *root, u64 *objectid);
Ddir-item.c20 struct btrfs_root *root, in insert_with_overflow() argument
27 struct btrfs_fs_info *fs_info = root->fs_info; in insert_with_overflow()
33 ret = btrfs_insert_empty_item(trans, root, path, cpu_key, data_size); in insert_with_overflow()
56 struct btrfs_root *root, in btrfs_insert_xattr_item() argument
69 if (name_len + data_len > BTRFS_MAX_XATTR_SIZE(root->fs_info)) in btrfs_insert_xattr_item()
77 dir_item = insert_with_overflow(trans, root, path, &key, data_size, in btrfs_insert_xattr_item()
109 *root, const char *name, int name_len, in btrfs_insert_dir_item()
135 dir_item = insert_with_overflow(trans, root, path, &key, data_size, in btrfs_insert_dir_item()
157 if (root == root->fs_info->tree_root) { in btrfs_insert_dir_item()
180 struct btrfs_root *root, in btrfs_lookup_dir_item() argument
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Drelocation.c49 struct btrfs_root *root; member
278 static struct rb_node *tree_insert(struct rb_root *root, u64 bytenr, in tree_insert() argument
281 struct rb_node **p = &root->rb_node; in tree_insert()
298 rb_insert_color(node, root); in tree_insert()
302 static struct rb_node *tree_search(struct rb_root *root, u64 bytenr) in tree_search() argument
304 struct rb_node *n = root->rb_node; in tree_search()
326 if (bnode->root) in backref_tree_panic()
327 fs_info = bnode->root->fs_info; in backref_tree_panic()
517 static int should_ignore_root(struct btrfs_root *root) in should_ignore_root() argument
521 if (!test_bit(BTRFS_ROOT_REF_COWS, &root->state)) in should_ignore_root()
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Dinode.c51 struct btrfs_root *root; member
177 struct btrfs_root *root, struct inode *inode, in insert_inline_extent() argument
206 ret = btrfs_insert_empty_item(trans, root, path, &key, in insert_inline_extent()
262 ret = btrfs_update_inode(trans, root, inode); in insert_inline_extent()
279 struct btrfs_root *root = BTRFS_I(inode)->root; in cow_file_range_inline() local
280 struct btrfs_fs_info *fs_info = root->fs_info; in cow_file_range_inline()
309 trans = btrfs_join_transaction(root); in cow_file_range_inline()
323 ret = __btrfs_drop_extents(trans, root, inode, path, in cow_file_range_inline()
334 root, inode, start, in cow_file_range_inline()
372 struct btrfs_root *root; member
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/linux-4.19.296/lib/
Dradix-tree.c147 static inline gfp_t root_gfp_mask(const struct radix_tree_root *root) in root_gfp_mask() argument
149 return root->gfp_mask & (__GFP_BITS_MASK & ~GFP_ZONEMASK); in root_gfp_mask()
170 static inline void root_tag_set(struct radix_tree_root *root, unsigned tag) in root_tag_set() argument
172 root->gfp_mask |= (__force gfp_t)(1 << (tag + ROOT_TAG_SHIFT)); in root_tag_set()
175 static inline void root_tag_clear(struct radix_tree_root *root, unsigned tag) in root_tag_clear() argument
177 root->gfp_mask &= (__force gfp_t)~(1 << (tag + ROOT_TAG_SHIFT)); in root_tag_clear()
180 static inline void root_tag_clear_all(struct radix_tree_root *root) in root_tag_clear_all() argument
182 root->gfp_mask &= (1 << ROOT_TAG_SHIFT) - 1; in root_tag_clear_all()
185 static inline int root_tag_get(const struct radix_tree_root *root, unsigned tag) in root_tag_get() argument
187 return (__force int)root->gfp_mask & (1 << (tag + ROOT_TAG_SHIFT)); in root_tag_get()
[all …]
Drbtree_test.c26 static struct rb_root_cached root = RB_ROOT_CACHED; variable
31 static void insert(struct test_node *node, struct rb_root_cached *root) in insert() argument
33 struct rb_node **new = &root->rb_root.rb_node, *parent = NULL; in insert()
45 rb_insert_color(&node->rb, &root->rb_root); in insert()
48 static void insert_cached(struct test_node *node, struct rb_root_cached *root) in insert_cached() argument
50 struct rb_node **new = &root->rb_root.rb_node, *parent = NULL; in insert_cached()
65 rb_insert_color_cached(&node->rb, root, leftmost); in insert_cached()
68 static inline void erase(struct test_node *node, struct rb_root_cached *root) in erase() argument
70 rb_erase(&node->rb, &root->rb_root); in erase()
73 static inline void erase_cached(struct test_node *node, struct rb_root_cached *root) in erase_cached() argument
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Drbtree.c88 struct rb_root *root, int color) in __rb_rotate_set_parents() argument
93 __rb_change_child(old, new, parent, root); in __rb_rotate_set_parents()
97 __rb_insert(struct rb_node *node, struct rb_root *root, in __rb_insert() argument
196 __rb_rotate_set_parents(gparent, parent, root, RB_RED); in __rb_insert()
231 __rb_rotate_set_parents(gparent, parent, root, RB_RED); in __rb_insert()
243 ____rb_erase_color(struct rb_node *parent, struct rb_root *root, in ____rb_erase_color() argument
272 __rb_rotate_set_parents(parent, sibling, root, in ____rb_erase_color()
364 __rb_rotate_set_parents(parent, sibling, root, in ____rb_erase_color()
376 __rb_rotate_set_parents(parent, sibling, root, in ____rb_erase_color()
417 __rb_rotate_set_parents(parent, sibling, root, in ____rb_erase_color()
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/linux-4.19.296/include/trace/events/
Dcgroup.h13 TP_PROTO(struct cgroup_root *root),
15 TP_ARGS(root),
18 __field( int, root )
20 __string( name, root->name )
24 __entry->root = root->hierarchy_id;
25 __entry->ss_mask = root->subsys_mask;
26 __assign_str(name, root->name);
30 __entry->root, __entry->ss_mask, __get_str(name))
35 TP_PROTO(struct cgroup_root *root),
37 TP_ARGS(root)
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/linux-4.19.296/fs/btrfs/tests/
Dqgroup-tests.c14 static int insert_normal_tree_ref(struct btrfs_root *root, u64 bytenr, in insert_normal_tree_ref() argument
40 ret = btrfs_insert_empty_item(&trans, root, path, &ins, size); in insert_normal_tree_ref()
67 static int add_tree_ref(struct btrfs_root *root, u64 bytenr, u64 num_bytes, in add_tree_ref() argument
90 ret = btrfs_search_slot(&trans, root, &key, path, 0, 1); in add_tree_ref()
112 ret = btrfs_insert_empty_item(&trans, root, path, &key, 0); in add_tree_ref()
119 static int remove_extent_item(struct btrfs_root *root, u64 bytenr, in remove_extent_item() argument
140 ret = btrfs_search_slot(&trans, root, &key, path, -1, 1); in remove_extent_item()
146 btrfs_del_item(&trans, root, path); in remove_extent_item()
151 static int remove_extent_ref(struct btrfs_root *root, u64 bytenr, in remove_extent_ref() argument
174 ret = btrfs_search_slot(&trans, root, &key, path, 0, 1); in remove_extent_ref()
[all …]
/linux-4.19.296/include/linux/
Drbtree_latch.h79 struct rb_root *root = &ltr->tree[idx]; in __lt_insert() local
80 struct rb_node **link = &root->rb_node; in __lt_insert()
96 rb_insert_color(node, root); in __lt_insert()
145 struct latch_tree_root *root, in latch_tree_insert() argument
148 raw_write_seqcount_latch(&root->seq); in latch_tree_insert()
149 __lt_insert(node, root, 0, ops->less); in latch_tree_insert()
150 raw_write_seqcount_latch(&root->seq); in latch_tree_insert()
151 __lt_insert(node, root, 1, ops->less); in latch_tree_insert()
172 struct latch_tree_root *root, in latch_tree_erase() argument
175 raw_write_seqcount_latch(&root->seq); in latch_tree_erase()
[all …]
Drbtree_augmented.h46 struct rb_root *root,
60 rb_insert_augmented(struct rb_node *node, struct rb_root *root, in rb_insert_augmented() argument
63 __rb_insert_augmented(node, root, false, NULL, augment->rotate); in rb_insert_augmented()
68 struct rb_root_cached *root, bool newleft, in rb_insert_augmented_cached() argument
71 __rb_insert_augmented(node, &root->rb_root, in rb_insert_augmented_cached()
72 newleft, &root->rb_leftmost, augment->rotate); in rb_insert_augmented_cached()
136 struct rb_node *parent, struct rb_root *root) in __rb_change_child() argument
144 WRITE_ONCE(root->rb_node, new); in __rb_change_child()
149 struct rb_node *parent, struct rb_root *root) in __rb_change_child_rcu() argument
157 rcu_assign_pointer(root->rb_node, new); in __rb_change_child_rcu()
[all …]
/linux-4.19.296/drivers/eisa/
Deisa-bus.c44 struct eisa_root_device *root, in is_forced_dev() argument
50 x = (root->bus_nr << 8) | edev->slot; in is_forced_dev()
188 static int __init eisa_init_device(struct eisa_root_device *root, in eisa_init_device() argument
196 sig_addr = SLOT_ADDRESS(root, slot) + EISA_VENDOR_ID_OFFSET; in eisa_init_device()
204 edev->state = inb(SLOT_ADDRESS(root, slot) + EISA_CONFIG_OFFSET) in eisa_init_device()
206 edev->base_addr = SLOT_ADDRESS(root, slot); in eisa_init_device()
207 edev->dma_mask = root->dma_mask; /* Default DMA mask */ in eisa_init_device()
209 edev->dev.parent = root->dev; in eisa_init_device()
213 dev_set_name(&edev->dev, "%02X:%02X", root->bus_nr, slot); in eisa_init_device()
223 if (is_forced_dev(enable_dev, enable_dev_count, root, edev)) in eisa_init_device()
[all …]
/linux-4.19.296/fs/kernfs/
Dmount.c27 struct kernfs_root *root = kernfs_info(sb)->root; in kernfs_sop_remount_fs() local
28 struct kernfs_syscall_ops *scops = root->syscall_ops; in kernfs_sop_remount_fs()
31 return scops->remount_fs(root, flags, data); in kernfs_sop_remount_fs()
37 struct kernfs_root *root = kernfs_root(kernfs_dentry_node(dentry)); in kernfs_sop_show_options() local
38 struct kernfs_syscall_ops *scops = root->syscall_ops; in kernfs_sop_show_options()
41 return scops->show_options(sf, root); in kernfs_sop_show_options()
48 struct kernfs_root *root = kernfs_root(node); in kernfs_sop_show_path() local
49 struct kernfs_syscall_ops *scops = root->syscall_ops; in kernfs_sop_show_path()
52 return scops->show_path(sf, node, root); in kernfs_sop_show_path()
72 struct kernfs_node *kernfs_get_node_by_id(struct kernfs_root *root, in kernfs_get_node_by_id() argument
[all …]
/linux-4.19.296/drivers/oprofile/
Doprofilefs.c135 static int __oprofilefs_create_file(struct dentry *root, char const *name, in __oprofilefs_create_file() argument
141 if (!root) in __oprofilefs_create_file()
144 inode_lock(d_inode(root)); in __oprofilefs_create_file()
145 dentry = d_alloc_name(root, name); in __oprofilefs_create_file()
147 inode_unlock(d_inode(root)); in __oprofilefs_create_file()
150 inode = oprofilefs_get_inode(root->d_sb, S_IFREG | perm); in __oprofilefs_create_file()
153 inode_unlock(d_inode(root)); in __oprofilefs_create_file()
159 inode_unlock(d_inode(root)); in __oprofilefs_create_file()
164 int oprofilefs_create_ulong(struct dentry *root, in oprofilefs_create_ulong() argument
167 return __oprofilefs_create_file(root, name, in oprofilefs_create_ulong()
[all …]
Doprofile_files.c178 void oprofile_create_files(struct dentry *root) in oprofile_create_files() argument
186 oprofilefs_create_file(root, "enable", &enable_fops); in oprofile_create_files()
187 oprofilefs_create_file_perm(root, "dump", &dump_fops, 0666); in oprofile_create_files()
188 oprofilefs_create_file(root, "buffer", &event_buffer_fops); in oprofile_create_files()
189 oprofilefs_create_ulong(root, "buffer_size", &oprofile_buffer_size); in oprofile_create_files()
190 oprofilefs_create_ulong(root, "buffer_watershed", &oprofile_buffer_watershed); in oprofile_create_files()
191 oprofilefs_create_ulong(root, "cpu_buffer_size", &oprofile_cpu_buffer_size); in oprofile_create_files()
192 oprofilefs_create_file(root, "cpu_type", &cpu_type_fops); in oprofile_create_files()
193 oprofilefs_create_file(root, "backtrace_depth", &depth_fops); in oprofile_create_files()
194 oprofilefs_create_file(root, "pointer_size", &pointer_size_fops); in oprofile_create_files()
[all …]
/linux-4.19.296/fs/
Dd_path.c76 const struct path *root, in prepend_path() argument
100 while (dentry != root->dentry || vfsmnt != root->mnt) { in prepend_path()
175 const struct path *root, in __d_path() argument
182 error = prepend_path(path, root, &res, &buflen); in __d_path()
194 struct path root = {}; in d_absolute_path() local
199 error = prepend_path(path, &root, &res, &buflen); in d_absolute_path()
212 const struct path *root, in path_with_deleted() argument
222 return prepend_path(path, root, buf, buflen); in path_with_deleted()
230 static void get_fs_root_rcu(struct fs_struct *fs, struct path *root) in get_fs_root_rcu() argument
236 *root = fs->root; in get_fs_root_rcu()
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