On 08/01/2011 09:38 AM, Andy Whitcroft wrote: > When we mount a btrfs filesystem from read-only media there will be no > read/write devices; for example mounting an SD card with its lock enabled. > This triggers an immediate BUG during mount: > > kernel BUG at .../fs/btrfs/super.c:984! > > This is triggered by statfs when calculating the free space in the > filesytem. We bug if the number of read/write devices is 0. > > This check seems spurious as the information collected is valid regardless > of whether the devices are read-only or not. As the count is used to > size the sort array it seems more correct to switch it to the number of > open devices. > > BugLink: http://bugs.launchpad.net/bugs/816770 > Signed-off-by: Andy Whitcroft <[email protected]>
Acked-by: Josef Bacik <[email protected]> Thanks, Josef -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
