2009/8/29 Karel Zak <kzak@xxxxxxxxxx>: > On Sat, Aug 29, 2009 at 08:58:10PM +0200, Jonas Karlsson wrote: >> When bind mounting a directory the source directory is not recorded >> somewhere, instead the device at where the source directory resides is >> recorded as origin.because of that the source directory name can't be >> used as "key" to revert the bind mount later. See below >> >> jonas@Atlas /tmp]sudo mount --bind /tmp/foo /tmp/bar >> jonas@Atlas /tmp]mount >> [...] >> /dev/root on /tmp/bar type reiserfs (rw,relatime) > > Your /etc/mtab is symlink to /proc/mounts, right? The /proc/mounts is > useless for bind mounts. > Yes, you are correct. Removing the symlink and creating a "real" mtab made it work. I was not aware of this effect that came into play by the small differences between those files. Thanks. -- /Jonas -- To unsubscribe from this list: send the line "unsubscribe util-linux-ng" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
