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Hi! I recently tried to mount a filesystem in RAID1 mode using loopback devices. I followed the instructions at [1]. Here''s exactly what I''ve done: $ dd if=/dev/zero of=raid1_0.img bs=1M count=500 $ dd if=/dev/zero of=raid1_1.img bs=1M count=500 $ mkfs.btrfs -m raid1 -d raid1 raid1_0.img raid1_1.img $ losetup /dev/loop0 raid1_0.img $ losetup /dev/loop1 raid1_1.img $ mount -t

I''ve got a btrfs on an sd card, which I''m using as the root fs on a beagle. That''s not the problem :) The machine I generate my images on has an internal sd reader, and I also have a usb card reader. After creating the fs on the internal reader, I ended up plugging it in on the external reader. internal: sdd external: sdh mount /dev/sdh2 /mnt -t btrfs > mount:

Hi. While testing subvolumes in btrfs on 2.6.32.9, I hit a kernel BUG: [ 492.164012] kernel BUG at fs/btrfs/inode.c:4365! The commands to reproduce this bug are as follows: # mount -t btrfs /dev/sda5 /scratch # btrfsctl -S subvol /scratch # date > /scratch/date # ln /scratch/date /scratch/subvol/ ln segfaults, and the bug above is found in dmesg. Subsequent accesses to the subvolume