Re: Strings floppy problem under Linux 2.1.131.
H.J. Lu (hjl@lucon.org)
Tue, 8 Dec 1998 07:26:03 -0800 (PST)
>
> Hi,
>
> On Mon, 07 Dec 1998 09:25:47 -0500, Michael K Vance <mkv102@psu.edu>
> said:
>
> >> "Device is busy" when I was unmounting /dev/fd0. I have verified that
> >> there were no processes running at the time. I even changed to the
> >> single use mode. I still got "Device is busy" when I was unmounting
>
> > I'm getting consistent "can't unmount '/': device busy" messages
> > when I try to reboot: 'shutdown -r 0' (for kernel upgrades, of
> > course!), since 2.1.130.
>
> This is a FAQ. New kernels are (correctly) stricter about unmounting
> (or rather, remounting read-only) existing filesystems. Specifically,
> you can't remount a fs readonly if there are any deleted files still
> held open by any processes (because in that case, closing the file
> results in an implicit delete of the data, which is illegal if the fs
> is readonly).
>
I don't think it is my case. I have problem with umounting /dev/fd0.
I will send in a testcase as soon as I find time.
--
H.J. Lu (hjl@gnu.org)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/