kernfs_of
struct kernfs_open_file *of = kernfs_of(iocb->ki_filp);
if (kernfs_of(iocb->ki_filp)->kn->flags & KERNFS_HAS_SEQ_SHOW)
struct kernfs_open_file *of = kernfs_of(iocb->ki_filp);
struct kernfs_open_file *of = kernfs_of(file);
struct kernfs_open_file *of = kernfs_of(file);
struct kernfs_open_file *of = kernfs_of(file);
struct kernfs_open_file *of = kernfs_of(file);
struct kernfs_open_file *of = kernfs_of(file);
struct kernfs_open_file *of = kernfs_of(filp);
struct kernfs_open_file *of = kernfs_of(filp);
struct kernfs_open_file *of = kernfs_of(file);