Thank you for this! I've put together a script which uses the added switches to rescan observed errors in dmesg: https://gist.github.com/CyberShadow/648a040103fb08738783b6435da376fe Though, the approach described in the cover letter is probably a better idea than what this script does. On Mon, 2 Dec 2019 at 03:47, Zygo Blaxell <ce3g8jdj@xxxxxxxxxxxxxxxxxxxxx> wrote: > +-s <start_pos>:::: > +set start position by logical address (btrfs extent bytenr, default 0) > +-e <end_pos>:::: > +set end position by logical address (btrfs extent bytenr, default end of filesystem) As mentioned on IRC, I found it confusing that these use the term "logical addresses" to describe what the dmesg errors refer to as "physical" addresses.
