btrfs_sb
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
u32 blocksize = btrfs_sb(inode->i_sb)->sectorsize;
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *info = btrfs_sb(dentry->d_sb);
ret = get_default_subvol_objectid(btrfs_sb(mnt->mnt_sb),
btrfs_sb(mnt->mnt_sb), subvol_objectid);
struct btrfs_fs_info *fs_info = btrfs_sb(s);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(dentry->d_sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
btrfs_info_to_ctx(btrfs_sb(fc->root->d_sb), ctx);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(root->d_sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(root->d_sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
struct btrfs_fs_info *fs_info = btrfs_sb(sb);
set_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
clear_bit(BTRFS_FS_STATE_RO, &btrfs_sb(sb)->fs_state);
struct btrfs_fs_info *fs_info = btrfs_sb(folio_inode(dest_folio)->i_sb);
TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
TP_fast_assign_fsid(btrfs_sb(inode->i_sb));