Dave Chinner
2020-Jan-22 08:21 UTC
[Ocfs2-devel] [Lsf-pc] [LFS/MM TOPIC] fs reflink issues, fs online scrub/check, etc
On Tue, Jan 21, 2020 at 04:47:27PM -0800, Dan Williams wrote:> On Tue, Jan 21, 2020 at 2:02 PM Matthew Wilcox <willy at infradead.org> wrote: > > > > On Tue, Jan 21, 2020 at 08:18:40AM -0800, Darrick J. Wong wrote: > > > On Tue, Jan 21, 2020 at 09:35:22AM +0200, Amir Goldstein wrote: > > > > On Tue, Jan 21, 2020 at 3:19 AM Qu Wenruo <quwenruo.btrfs at gmx.com> wrote: > > > > > > > > > > Didn't see the original mail, so reply here. > > > > > > > > Heh! Original email was from 2016, but most of Darrick's wish list is > > > > still relevant in 2020 :) > > > > > > Grumble grumble stable behavior of clonerange/deduperange ioctls across > > > filesystems grumble grumble. > > > > > > > I for one would be very interested in getting an update on the > > > > progress of pagecache > > > > page sharing if there is anyone working on it. > > > > > > Me too. I guess it's the 21st, I should really send in a proposal for > > > *this year's* LSFMMBPFLOLBBQ. > > > > I still have Strong Opinions on how pagecache page sharing should be done > > ... and half a dozen more important projects ahead of it in my queue. > > So I have no update on this. > > We should plan to huddle on this especially if I don't get an RFC for > dax-reflink support out before the summit.It would be a good idea to share your ideas about how you plan to solve this problem earlier rather than later so you don't waste time going down a path that is incompatible with what the filesystems need to/want to/can do. Cheers, Dave. -- Dave Chinner david at fromorbit.com