Function pwd_set

freebsd/sys/filedesc.h:345–350

struct pwd *pwd_hold(struct thread *td);
void	pwd_drop(struct pwd *pwd);
static inline void
pwd_set(struct pwddesc *pdp, struct pwd *newpwd)
{
	smr_serialized_store(&pdp->pd_pwd, newpwd,
	    (PWDDESC_ASSERT_XLOCKED(pdp), true));
}
#define	pwd_get_smr()	vfs_smr_entered_load(&curproc->p_pd->pd_pwd)

#endif /* _KERNEL */