fs/btrfs/uuid-tree.h

File Facts

System

Linux kernel

Corpus path

fs/btrfs/uuid-tree.h

Extension

.h

Size

635 bytes

Lines

22

Domain

Core OS

Bucket

VFS And Filesystem Core

Inferred role

Core OS: implementation source

Status

source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

• Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.
• Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.

Dependency Surface

• linux/types.h

Detected Declarations

• struct btrfs_trans_handle
• struct btrfs_fs_info

Annotated Snippet

#ifndef BTRFS_UUID_TREE_H
#define BTRFS_UUID_TREE_H

#include <linux/types.h>

struct btrfs_trans_handle;
struct btrfs_fs_info;

int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, const u8 *uuid, u8 type,
			u64 subid);
int btrfs_uuid_tree_remove(struct btrfs_trans_handle *trans, const u8 *uuid, u8 type,
			u64 subid);
int btrfs_uuid_tree_check_overflow(struct btrfs_fs_info *fs_info,
				   const u8 *uuid, u8 type);
int btrfs_uuid_tree_iterate(struct btrfs_fs_info *fs_info);
int btrfs_create_uuid_tree(struct btrfs_fs_info *fs_info);
int btrfs_uuid_scan_kthread(void *data);

#endif

Annotation

• Immediate include surface: `linux/types.h`.
• Detected declarations: `struct btrfs_trans_handle`, `struct btrfs_fs_info`.
• Atlas domain: Core OS / VFS And Filesystem Core.
• Implementation status: source implementation candidate.

Implementation Notes

• This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
• Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
• Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.