btrfs: Enhance message when a device is missing during mount
For a missing device, btrfs will just refuse to mount with almost
meaningless kernel message like:
BTRFS info (device vdb6): disk space caching is enabled
BTRFS info (device vdb6): has skinny extents
BTRFS error (device vdb6): failed to read the system array: -5
BTRFS error (device vdb6): open_ctree failed
This patch will print a new message about the missing device:
BTRFS info (device vdb6): disk space caching is enabled
BTRFS info (device vdb6): has skinny extents
BTRFS warning (device vdb6): devid 2 uuid 80470722-cad2-4b90-b7c3-fee294552f1b is missing
BTRFS error (device vdb6): failed to read the system array: -5
BTRFS error (device vdb6): open_ctree failed
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Reviewed-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2 files changed