shm_file_data
struct shm_file_data *sfd;
static int __shm_open(struct shm_file_data *sfd)
struct shm_file_data *sfd = shm_file_data(file);
static void __shm_close(struct shm_file_data *sfd)
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(vma->vm_file);
struct shm_file_data *sfd = shm_file_data(vma->vm_file);
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
shm_file_data(file) = NULL;
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
struct shm_file_data *sfd = shm_file_data(file);
#define shm_file_data(file) (*((struct shm_file_data **)&(file)->private_data))