On Tue, 9 Mar 2021 13:21:34 -0800 ira.we...@intel.com wrote: > Previously this was submitted to convert to zero_user()[1]. zero_user() is > not > the same as memzero_user() and in fact some zero_user() calls may be better > off > as memzero_user(). Regardless it was incorrect to convert btrfs to > zero_user(). > > This series corrects this by lifting memzero_user(), converting it to > kmap_local_page(), and then using it in btrfs.
This impacts btrfs more than MM. I suggest the btrfs developers grab it, with my Acked-by: Andrew Morton <a...@linux-foundation.org>