> On Dec 9, 2020, at 2:36 PM, Mike Snitzer <snitzer@xxxxxxxxxx> wrote: > > On Wed, Dec 09 2020 at 4:58pm -0500, > Song Liu <songliubraving@xxxxxx> wrote: > >> This reverts commit f0e90b6c663a7e3b4736cb318c6c7c589f152c28. >> >> Matthew Ruffell reported data corruption in raid10 due to the changes >> in discard handling [1]. Revert these changes before we find a proper fix. >> >> [1] https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1907262/ >> Cc: Matthew Ruffell <matthew.ruffell@xxxxxxxxxxxxx> >> Cc: Xiao Ni <xni@xxxxxxxxxx> >> Cc: Mike Snitzer <snitzer@xxxxxxxxxx> >> Signed-off-by: Song Liu <songliubraving@xxxxxx> > > If you're reverting all the MD code that enabled this DM change, then > obviously the DM change must be reverted too. But please do _not_ > separate the DM revert from the MD reverts. Good point! I should have thought about it through. Thanks, Song [...]