btrfs: log message when rw remount is attempted with unclean tree-log
A remount to a read-write filesystem is not safe when there's tree-log to be replayed. Files that could be opened until now might be affected by the changes in the tree-log. A regular mount is needed to replay the log so the filesystem presents the consistent view with the pending changes included. CC: stable@vger.kernel.org # 4.4+ Reviewed-by:Anand Jain <anand.jain@oracle.com> Reviewed-by:
Johannes Thumshirn <johannes.thumshirn@wdc.com> Signed-off-by:
David Sterba <dsterba@suse.com>
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e8294f2f