On Thu, Jun 14, 2007 at 03:31:02PM -0700, H. Peter Anvin wrote: > Just ran into one "interesting" bit of information... > > It's impossible to tell from /proc/mounts if a specific mount point > corresponds to the root of that particular filesystem. Consider the > following /etc/mtab: > > /dev/md6 /export ext3 rw 0 0 > /export/home/hpa /home/hpa none rw,bind 0 0 > /export/home/suzi /home/suzi none rw,bind 0 0 > > ... and the corresponding /proc/mounts ... > > /dev/md6 /export ext3 rw,data=ordered 0 0 > /dev/md6 /home/hpa ext3 rw,data=ordered 0 0 > /dev/md6 /home/suzi ext3 rw,data=ordered 0 0 > > /proc/mounts gives absolutely no hint that /home/hpa and /home/suzi > don't correspond to the root of the filesystem /dev/md6. Ram Pai's /proc/mounts_new idea: http://www.mail-archive.com/linux-fsdevel@xxxxxxxxxxxxxxx/msg04908.html Karel -- Karel Zak <kzak@xxxxxxxxxx> - 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
