Messages in this thread | | | Date | Sun, 03 Jan 1999 14:04:11 +0100 | From | Jens Axboe <> | Subject | Re: ext2 cdrom; 2.20-pre2 : mount -o loop /dev/sr0 /mnt/cdrom |
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Hi,
Ofcourse I'm very interested in making sure that ext2 CD-ROMs work as they should in 2.2.x, but I'm having a hard time locating the problem as they work fine here... Could someone enlighten me and possibly provide test cases that show the problem?
PJ wrote: > > WEll I finally found a way to make my ext2 cdroms mount under the development > kernels. > > noname-root:~#mount -t ext2 /dev/sr0 /mnt/cdrom > mount: block device /dev/sr0 is write-protected, mounting read-only > mount: wrong fs type, bad option, bad superblock on /dev/sr0, > or too many mounted file systems > > noname-root:~#mount -o loop /dev/sr0 /mnt/cdrom > noname-root:~#mount > /dev/sda2 on / type ext2 (rw) > /dev/hda1 on /mnt/hda1 type ext2 (rw) > none on /proc type proc (rw) > /dev/sr0 on /mnt/cdrom type ext2 (ro,loop=/dev/loop0) > > noname-root:~#df > Filesystem 1024-blocks Used Available Capacity Mounted on > /dev/sda2 707556 621650 49359 93% / > /dev/hda1 2028098 714591 1208685 37% /mnt/hda1 > /dev/sr0 529445 529347 98 100% /mnt/cdrom > > This is very strange and I don't understand it. > > An strace of mount -t ext2 /dev/sr0 /mnt/cdrom shows: > > mount("/dev/cdrom", "/mnt/cdrom", "ext2", MS_RDONLY|0xc0ed0000, 0x8051fb0) = -1 > EINVAL (Invalid argument) > > Why should I have to use the loopback device ? > > WWWWEEEEIIIRRRRDDDD !
-- * Jens Axboe <axboe@image.dk> * Linux CD-ROM Maintainer * "The only thing that interferes with my * learning is my education." -- A. Einstein
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