On Jul 14, 2013, at 12:13 PM, Hugo Mills <hugo@xxxxxxxxxxxxx> wrote: > On Sun, Jul 14, 2013 at 12:11:04PM -0600, Chris Murphy wrote: >> On Fedora 19 with all updates, when I mkfs.btrfs and then mount the volume, I'm getting this in dmesg: >> >> [ 280.534868] Btrfs loaded >> [ 280.581799] device fsid 94ed05cb-89a9-4d6b-a1e2-5312687b59f5 devid 1 transid 4 /dev/mapper/vg1-brick1 >> [ 280.590140] btrfs: super block crcs don't match, older mkfs detected >> [ 280.597746] btrfs: disk space caching is enabled >> [ 280.661204] SELinux: initialized (dev dm-4, type btrfs), uses xattr >> >> btrfs-progs-0.20.rc1.20130308git704a08c-1.fc19.x86_64 >> kernel-3.10.0-1.fc20.x86_64 >> >> Is this expected? Benign? > > Yes, I believe it's harmless and will go away after the first > mount. Weird. I don't get this message on a regular partition, e.g. mkfs.btrfs /dev/sda7, mount /dev/sda7 /data. I only get it so far when formatting an lvm thinp LV. Chris Murphy-- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
