Lines Matching refs:user
421 /* Clear the capabilities if we switch to a non-root user */
443 * non_rcu field, because now that other user may be
748 int chown_common(const struct path *path, uid_t user, gid_t group)
759 uid = make_kuid(current_user_ns(), user);
769 if ((user != (uid_t)-1) && !setattr_vfsuid(&newattrs, uid))
794 int do_fchownat(int dfd, const char __user *filename, uid_t user, gid_t group,
814 error = chown_common(&path, user, group);
826 SYSCALL_DEFINE5(fchownat, int, dfd, const char __user *, filename, uid_t, user,
829 return do_fchownat(dfd, filename, user, group, flag);
832 SYSCALL_DEFINE3(chown, const char __user *, filename, uid_t, user, gid_t, group)
834 return do_fchownat(AT_FDCWD, filename, user, group, 0);
837 SYSCALL_DEFINE3(lchown, const char __user *, filename, uid_t, user, gid_t, group)
839 return do_fchownat(AT_FDCWD, filename, user, group,
843 int vfs_fchown(struct file *file, uid_t user, gid_t group)
851 error = chown_common(&file->f_path, user, group);
856 int ksys_fchown(unsigned int fd, uid_t user, gid_t group)
862 error = vfs_fchown(f.file, user, group);
868 SYSCALL_DEFINE3(fchown, unsigned int, fd, uid_t, user, gid_t, group)
870 return ksys_fchown(fd, user, group);
1566 * We're returning to user space. Don't bother