On Tue, Jun 14, 2022 at 04:50:22PM +0800, Qu Wenruo wrote:
The same way as data?
map-logical to find the location of a mirror, write 4 bytes of zero into
the location, then call it a day.
Although for metadata, you may want to choose a metadata that would
definitely get read.
Thus tree root is a good candidate.
And how do I find out the logic address of the tree root?